John James Dagianis, MD - Medicare Ophthalmology in Nashua, NH

John James Dagianis, MD is a medicare enrolled "Ophthalmology" physician in Nashua, New Hampshire. He went to University Of Cincinnati College Of Medicine and graduated in 1976 and has 48 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Nashua Eye Associates Pa and his current practice location is 5 Coliseum Ave, Nashua, New Hampshire. You can reach out to his office (for appointments etc.) via phone at (603) 882-9800.

John James Dagianis is licensed to practice in New Hampshire (license number 6192) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1972508026.

Contact Information

John James Dagianis, MD
5 Coliseum Ave,
Nashua, NH 03063-3292
(603) 882-9800
(603) 882-0556

Map and Direction




Physician's Profile

Full NameJohn James Dagianis
GenderMale
SpecialityOphthalmology
Experience48 Years
Location5 Coliseum Ave, Nashua, New Hampshire
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • John James Dagianis attended and graduated from University Of Cincinnati College Of Medicine in 1976
  NPI Data:
  • NPI Number: 1972508026
  • Provider Enumeration Date: 06/16/2005
  • Last Update Date: 08/11/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 4880587476
  • Enrollment ID: I20080611000138

Medical Identifiers

Medical identifiers for John James Dagianis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1972508026NPI-NPPES
81180574MedicaidNH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 6192 (New Hampshire)Primary
207W00000XOphthalmology 57317 (Massachusetts)Secondary
207WX0009XOphthalmology - Glaucoma Specialist 6192 (New Hampshire)Secondary
207WX0009XOphthalmology - Glaucoma Specialist 57317 (Massachusetts)Secondary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Nashua Eye Associates Pa862896121618

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. John James Dagianis allows following entities to bill medicare on his behalf.
Entity NameNashua Eye Associates Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801891247
PECOS PAC ID: 8628961216
Enrollment ID: O20040206000295

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. John James Dagianis is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
John James Dagianis, MD
5 Coliseum Ave,
Nashua, NH 03063-3292

Ph: (603) 882-9800
John James Dagianis, MD
5 Coliseum Ave,
Nashua, NH 03063-3292

Ph: (603) 882-9800

Reviews and Comments


Ophthalmology Doctors in Nashua, NH

Dr. Purak Conant Parikh, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 5 Coliseum Avenue, Nashua Eye Associates, P.a., Nashua, NH 03063
Phone: 603-882-9800    Fax: 603-882-0056
Sonalee Manoj Desai-bartoli, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 5 Coliseum Ave, Nashua, NH 03063
Phone: 603-882-9800    Fax: 603-882-0556
Charles Edward Wingate Jr., M.D.
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 5 Coliseum Ave, Nashua, NH 03063
Phone: 603-882-9800    Fax: 603-882-0556
Patrick Joseph Riddle, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 5 Coliseum Ave, Nashua, NH 03063
Phone: 603-882-9800    Fax: 603-882-0556
Timothy Daniel Blake, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 5 Coliseum Ave, Nashua, NH 03063
Phone: 603-882-9800    Fax: 603-882-0556
Faith Anne Jaffe Birnbaum, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 5 Coliseum Ave, Nashua, NH 03063
Phone: 603-882-9800    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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