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BAY RHEUMATOLOGY, M.D., P.C.
NPI 1508852179
Internal Medicine - Rheumatology in Greatneck, NY

Active since September 20, 2005
560 NORTHERN BLVD, SUITE 107, GREATNECK, NY 11021(516) 498-3500(516) 498-3517 Get Directions Write a Review

NPPES record last updated: June 10, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Bay Rheumatology, M.d., P.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BAY RHEUMATOLOGY, M.D., P.C. (NPI 1508852179) is a healthcare organization registered as a rheumatology in Greatneck, New York and active in the NPI registry since September 2005. The organization lists Michael L Hoffman, Physician, as its authorized official.

NPPES Registry Identity

NPI1508852179
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameBAY RHEUMATOLOGY, M.D., P.C.
Location Address560 NORTHERN BLVD, SUITE 107Greatneck, NY 11021-5113
Mailing Address560 Northern Blvd, Suite 107Great Neck, NY 11021-5113 · (516) 498-3500 · Fax (516) 498-3517
Phone(516) 498-3500
Fax(516) 498-3517
Organization SubpartNo
Authorized OfficialMichael L HoffmanPhysician · (516) 498-3500
Enumeration DateSeptember 20, 2005
Last NPPES UpdateJune 10, 2020
NPPES CertifiedJune 10, 2020
✔ NPI 1508852179 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in NY · 096586
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
560 NORTHERN BLVD, Greatneck, NY 11021
Open in Google Maps ↗

Other Identifiers 2

Other1508852179NY · National Provider Identifier-npi
OtherWJ6351NY · Medicare Ptan

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Bay Rheumatology, M.d., P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Bay Rheumatology, M.D., P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Michael Hoffman, M.D.
Rheumatology
NPI 1831190008
560 NORTHERN BLVD SUITE 107
Great Neck, NY 11021
(516) 498-3500
✔ PECOSSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Bay Rheumatology, M.D., P.C.'s NPI number?

The NPI number for Bay Rheumatology, M.D., P.C. is 1508852179. It was assigned to this organization in the NPPES registry on September 20, 2005.

Where is Bay Rheumatology, M.D., P.C. located?

Bay Rheumatology, M.D., P.C. is located at 560 Northern Blvd Suite 107, Greatneck, NY 11021. The listed phone number is (516) 498-3500.

What is Bay Rheumatology, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Bay Rheumatology, M.D., P.C. enrolled in Medicare?

Yes. Bay Rheumatology, M.D., P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Bay Rheumatology, M.D., P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Bay Rheumatology, M.D., P.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Bay Rheumatology, M.D., P.C. was last updated on June 10, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.