Firefly-atrius - Primary Care in Watertown, MA

Firefly-atrius is a primary clinic (Internal Medicine) in Watertown, Massachusetts. The current practice location for Firefly-atrius is 101 Walnut St, Watertown, Massachusetts. For appointments, you can reach them via phone at (781) 291-3042. The mailing address for Firefly-atrius is 1 Main St Ste 13, Cambridge, Massachusetts and phone number is (781) 291-3042.

Firefly-atrius is licensed to practice in * (Not Available) (license number ) and its NPI number is 1164068458. This medical practice does not participate in medicare program and thus may not accept your medicare insurance. You may check if they accept your insurance at (781) 291-3042.

Contact Information

Firefly-atrius
101 Walnut St
Watertown
MA 02472-4054
(781) 291-3042
Not Available

Map and Direction


Primary Care Clinic Profile

Full NameFirefly-atrius
SpecialityInternal Medicine
Location101 Walnut St, Watertown, Massachusetts
Authorized Official Name and PositionJeffrey Greenberg (VICE PRESIDENT)
Authorized Official Contact7812913042
Accepts Medicare InsuranceThis clinic does not participate in Medicare Program.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Firefly-atrius
1 Main St Ste 13
Cambridge
MA 02142-1517

Ph: (781) 291-3042
Firefly-atrius
101 Walnut St
Watertown
MA 02472-4054

Ph: (781) 291-3042

NPI Details:

NPI Number1164068458
Provider Enumeration Date11/21/2019
Last Update Date03/30/2020

Medical Identifiers

Medical identifiers for Firefly-atrius such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164068458NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine (* (Not Available))Primary

Reviews and Comments


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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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.