Dr. John Flannery
- Gender: Male
- Experience: 23 years
- Graduated from: University Of Massachusetts Medical School
- Graduation year: 1998
- Sole propriator: No
- NPI: 1316996614
Dr. John Flannery JR. M.D.
Colorectal Surgeon
He is located at 8 Prospect Street North Ii in Nashua, NH 03060. Can help patients with the following: Cancer, Colon Cancer, Crohn's Disease, Gangrene, Hemorrhoids, Pilonidal Cyst. His National Provider Identifier (NPI) number is 1316996614. Appointment can be made via the phone number (603) 577-3322. He also has a website where you can get more information. The website can be found at https://www.zocdoc.com/doctor/john-v-flannery-jr-md-facs-124769. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. John Vincent Flannery, being an colorectal surgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John Flannery.
- Achalasia
- Anal Fissure
- Appendicitis
- Boils
- Cancer
- Colon Cancer
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Pancreatitis
- Peptic Ulcer
- Pilonidal Cyst
- Sebaceous Cyst
- Ulcerative Colitis
Procedures Performed by Dr. John Flannery
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John Flannery as in-network for the following 2026 plans.
Health plans
Ambetter from NH Healthy Families
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 18 plans from Ambetter from NH Healthy Families
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Choice Bronze HSA | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Clear Silver | EPO · Silver | Preferred | Accepting new patients |
| Clear Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Complete Gold | EPO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Complete Silver | EPO · Silver | Preferred | Accepting new patients |
| Complete Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Elite Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
Anthem Blue Cross and Blue Sheld
Network data as of Sep 10, 2026, as reported by the insurer.
Show all 26 plans from Anthem Blue Cross and Blue Sheld
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Preferred Blue PPO 6000/20%/8000 w/HSA | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred Blue PPO 7000/50%/8000 w/HSA | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred Blue PPO 7500/30%/10000 Value | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred Blue PPO 8500/50%/9200 | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 1000/20%/7500 | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/0%/6500 RxD | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/10%/4600 w/HSA | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/10%/7500 | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/20%/4600 w/HSA | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 3000/0%/7500 RxD | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 500/30%/9000 | PPO · Gold | Participating | Accepting new patients |
| Anthem Platinum Preferred Blue PPO 250/10%/3500 | PPO · Platinum | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 2500/30%/10000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 3000/30%/9000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 3500/20%/10000 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 3500/20%/7250 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/0%/9000 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/0%/9000 RxD | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/10%/7250 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/20%/8500 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/30%/9000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4500/20%/7250 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 5000/0%/8000 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 5000/0%/9000 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 5000/30%/9000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 6500/0%/9000 RxD | PPO · Silver | Participating | Accepting new patients |
Anthem Blue Cross and Blue Shield
Network data as of Sep 10, 2026, as reported by the insurer.
Show all 64 plans from Anthem Blue Cross and Blue Shield
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Access Blue New England HMO 6000/20%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Access Blue New England HMO 7000/50%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Access Blue New England HMO 7500/30%/10000 Value | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Access Blue New England HMO 8500/50%/9200 | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X Enhanced 6000/35% HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X Enhanced 7000/0% ($0 Virtual PCP + $0 Select Drugs) | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X Enhanced 7500/50% ($0 Virtual PCP + $0 Select Drugs) Standard | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 6000/20%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 7000/50%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 7500/30%/10000 Value | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 8500/50%/9200 | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Catastrophic Pathway X Enhanced | HMO · Catastrophic | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 1000/20%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/0%/6500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/10%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/10%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/20%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 3000/0%/7500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 500/30%/9000 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X Enhanced 1200/20% ($0 Virtual PCP + $0 Select Drugs) | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X Enhanced 2000/25% ($0 Virtual PCP + $0 Select Drug) Standard | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X Enhanced 700/40% ($0 Virtual PCP + $0 Select Drugs) | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 1000/20%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/0%/6500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/10%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/10%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/20%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 3000/0%/7500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 500/30%/9000 | HMO · Gold | Participating | Accepting new patients |
| Anthem Heart Healthy Bronze Pathway X Enhanced 6000/40% ($0 Virtual PCP + $0 Select Drugs) | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Heart Healthy Silver Pathway X Enhanced 4000/0% ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
| Anthem Platinum Access Blue New England HMO 250/10%/3500 | HMO · Platinum | Participating | Accepting new patients |
| Anthem Platinum Pathway X HMO 250/10%/3500 | HMO · Platinum | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 2500/30%/10000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 3000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 3500/20%/10000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 3500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/10%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/20%/8500 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 5000/0%/8000 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 5000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 5000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 6500/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X Enhanced 4500/20% HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X Enhanced 5500/20% ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X Enhanced 6000/40% ($0 Virtual PCP + $0 Select Drugs) Standard | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 2500/30%/10000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 3000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 3500/20%/10000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 3500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/10%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/20%/8500 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 5000/0%/8000 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 5000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 5000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 6500/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
Harvard Pilgrim Health Care
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from Harvard Pilgrim Health Care
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| NH Local Choice HMO Bronze 8000 + $0 Rx list + $0 Virtual Urgent Care | HMO · Expanded Bronze | Preferred | Accepting new patients |
| NH Local Choice HMO Gold + $0 Rx list + $0 Virtual Urgent Care | HMO · Gold | Preferred | Accepting new patients |
| NH Local Choice HMO Gold 1400 + $0 Rx list + $0 Virtual Urgent Care | HMO · Gold | Preferred | Accepting new patients |
| NH Local Choice HMO HSA Bronze 6000 | HMO · Expanded Bronze | Preferred | Accepting new patients |
| NH Local Choice HMO Silver 3500 + $0 Rx list + $0 Virtual Urgent Care | HMO · Silver | Preferred | Accepting new patients |
| NH Local Choice HMO Silver 5000 + $0 Rx list + $0 Virtual Urgent Care | HMO · Silver | Preferred | Accepting new patients |
| NH Local HMO Bronze 7500 Standard + $0 Rx list + $0 Virtual Urgent Care | HMO · Expanded Bronze | Standard | Accepting new patients |
| NH Local HMO Gold 2000 Standard + $0 Rx list + $0 Virtual Urgent Care | HMO · Gold | Standard | Accepting new patients |
| NH Local HMO Silver 6000 Standard + $0 Rx list + $0 Virtual Urgent Care | HMO · Silver | Standard | Accepting new patients |
WellSense Health Plan
Network data as of Sep 1, 2026, as reported by the insurer.
Show all 7 plans from WellSense Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| WellSense Clarity NH Bronze 6500 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Preferred | Accepting new patients |
| WellSense Clarity NH Bronze 7500 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Preferred | Accepting new patients |
| WellSense Clarity NH Bronze 7600 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Preferred | Accepting new patients |
| WellSense Clarity NH Gold 2000 + $0 Rx List + 24/7 Nurse Advice | HMO · Gold | Preferred | Accepting new patients |
| WellSense Clarity NH Silver 0 Deductible + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Preferred | Accepting new patients |
| WellSense Clarity NH Silver 3400 + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Preferred | Accepting new patients |
| WellSense Clarity NH Silver 6000 + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. John Flannery is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. John Flannery is enrolled to bill Medicare as a Practitioner - Colorectal Surgery (proctology) .
Bills through: Foundation Medical Partners Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Intuitive Surgical | $8478 |
| Novadaq Technologies | $2063 |
| Salix Pharmaceuticals | $1401 |
Other
| Travel and Lodging | $6799 |
| Food and Beverage | $4704 |
| Consulting | $1161 |
| Other | $19 |
Studies
UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated in 1998Other ways to reach out
- Website: https://www.zocdoc.com/doctor/john-v-flannery-jr-md-facs-124769
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Questions & Answers
Does Dr. John Vincent Flannery have affiliation with practices?
Dr. John Vincent Flannery is affiliated with Foundation Medical Partners.
What conditions does Dr. John Vincent Flannery treat?
Dr. John Vincent Flannery provides treatment for Cancer, Colon Cancer, Crohn's Disease, Gangrene, Hemorrhoids, Pilonidal Cyst. For the full list see this list.
Where can you meet with Dr. John Vincent Flannery?
Dr. John Vincent Flannery's office is located at 8 Prospect Street North Ii in Nashua, NH 03060.
Does Dr. John Vincent Flannery accept patients with Anthem Blue Cross and Blue Sheld?
Yes, Dr. John Vincent Flannery is listed in-network for Anthem Blue Cross and Blue Sheld through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. John Vincent Flannery affiliation with hospitals?
Dr. John Vincent Flannery is affiliated with SOUTHERN NH MEDICAL CENTER.