Dr. John J. Dagianis
- Gender: Male
- Experience: 45 years
- Graduated from: University Of Cincinnati College Of Medicine
- Graduation year: 1976
- Sole propriator: No
- NPI: 1972508026
Dr. John J. Dagianis M.D.
Ophthalmologist
He is located at 5 Coliseum Avenue in Nashua, NH 03063. Can help patients with the following: Cataracts, Crossed Eyes, Double Vision, Exotropia, Eye Strain, Macular Degeneration. His National Provider Identifier (NPI) number is 1972508026. Appointment can be made via the phone number (603) 882-9800. He is affiliated with 1 practices.
Conditions treated
Dr. John James Dagianis, being an ophthalmologist, 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 J. Dagianis.
- Astigmatism
- Binocular Dysfunction (BVD)
- Blepharitis
- Blindness
- Cataracts
- Chalazion
- Color Blindness
- Corneal Disease
- Corneal Ulcer
- Crossed Eyes
- Diabetic Retinopathy
- Double Vision
- Dry Eyes
- Esotropia
- Exotropia
- Eye Floaters
- Eye Strain
- Farsightedness
- Glaucoma
- Herpes of the Eye
- Hypertropia
- Keratitis
- Keratoconus
- LASIK
- Lazy Eye
- Macular Degeneration
- Nearsightedness
- Oculomotor Dysfunction
- Optic Neuritis
- Pink Eye
- Presbyopia
- Retinal Detachment
- Retinitis Pigmentosa (RP)
- Scleritis
- Sty
- Subconjunctival Hemorrhage
- Tunnel Vision
- Usher Syndrome
- Uveitis
Procedures Performed by Dr. John J. Dagianis
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John J. Dagianis 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 | Not accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Clear Silver | EPO · Silver | Preferred | Not accepting new patients |
| Clear Silver + Vision + Adult Dental | EPO · Silver | Preferred | Not accepting new patients |
| Complete Gold | EPO · Gold | Preferred | Not accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Not accepting new patients |
| Complete Silver | EPO · Silver | Preferred | Not accepting new patients |
| Complete Silver + Vision + Adult Dental | EPO · Silver | Preferred | Not accepting new patients |
| Elite Bronze | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Elite Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Not accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Not accepting new patients |
| Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Not accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Not accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Not accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · Silver | Preferred | Not 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 |
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 J. Dagianis 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 J. Dagianis is enrolled to bill Medicare as a Practitioner - Ophthalmology .
Bills through: Nashua Eye Associates Pa
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
| Lumenis | $2500 |
| Alcon | $1730 |
| Allergan | $755 |
Other
| Food and Beverage | $5821 |
| Promotional Speaking or Service | $2500 |
| Other | $89 |
Studies
UNIVERSITY OF CINCINNATI COLLEGE OF MEDICINE
Graduated in 1976
Looking for more Ophthalmologists?
There are 6 other ophthalmologists in this region.
- Gender: Male
- Address: 5 Coliseum Avenue Nashua, 3063, NH
- Gender: Male
- Address: 19 Bradhurst Avenue Suite 3750S Hawthorne, 10532, NY
- Gender: Female
- Address: 5 Coliseum Avenue Nashua, 3063, NH
- Gender: Male
- Address: 5 Coliseum Avenue Nashua, 3063, NH
- Gender: Male
- Address: Nashua Eye Associates P A 5 Coliseum Avenue Nashua, 3063, NH
- Gender: Male
- Address: 5 Coliseum Avenue Nashua, 3063, NH
Questions & Answers
Does Dr. John James Dagianis have affiliation with practices?
Dr. John James Dagianis is affiliated with Nashua Eye Associates.
What conditions does Dr. John James Dagianis treat?
Dr. John James Dagianis provides treatment for Cataracts, Crossed Eyes, Double Vision, Exotropia, Eye Strain, Macular Degeneration. For the full list see this list.
Does Dr. John James Dagianis accept patients with Anthem Blue Cross and Blue Sheld?
Yes, Dr. John James Dagianis 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.
Where can you meet with Dr. John James Dagianis?
Dr. John James Dagianis's office is located at 5 Coliseum Avenue in Nashua, NH 03063.