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MARGARET A. FERRY, M.D.,P.C.
NPI 1457559197
Clinic/Center - Medical Specialty in Greenfield, MA

Active since July 03, 2007
33 RIDDELL ST, 8, GREENFIELD, MA 01301(413) 773-7400 Get Directions Write a Review

NPPES record last updated: December 2, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Margaret A. Ferry, M.d.,p.c. NPPES

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

MARGARET A. FERRY, M.D.,P.C. (NPI 1457559197) is a healthcare organization registered as a medical specialty in Greenfield, Massachusetts and active in the NPI registry since July 2007. The organization lists Margaret Anne Ferry, Owner, as its authorized official.

NPPES Registry Identity

NPI1457559197
Entity TypeOrganization
Primary Taxonomy261QM2500X
Legal Business NameMARGARET A. FERRY, M.D.,P.C.
Location Address33 RIDDELL ST, 8Greenfield, MA 01301-2025
Mailing Address33 Riddell St, 8Greenfield, MA 01301-2025 · (413) 773-7400
Phone(413) 773-7400
Organization SubpartNo
Authorized OfficialMargaret Anne FerryOwner · (413) 773-7400
Enumeration DateJuly 3, 2007
Last NPPES UpdateDecember 2, 2008
✔ NPI 1457559197 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Medical SpecialtyAmbulatory Health Care Facilities
Taxonomy Code261QM2500X
License✔ Licensed in MA · 81348
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).
33 RIDDELL ST, Greenfield, MA 01301
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Margaret A. Ferry, 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 Margaret A. Ferry, M.D.,p.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Margaret Ferry, MD
Endocrinology
NPI 1457454894
33 RIDDELL ST SUITE 8
Greenfield, MA 01301
(413) 773-7400
✔ PECOS✔ Accepts MedicareSame 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 Margaret A. Ferry, M.D.,p.C.'s NPI number?

The NPI number for Margaret A. Ferry, M.D.,p.C. is 1457559197. It was assigned to this organization in the NPPES registry on July 3, 2007.

Where is Margaret A. Ferry, M.D.,p.C. located?

Margaret A. Ferry, M.D.,p.C. is located at 33 Riddell St 8, Greenfield, MA 01301. The listed phone number is (413) 773-7400.

What is Margaret A. Ferry, M.D.,p.C.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

Is Margaret A. Ferry, M.D.,p.C. enrolled in Medicare?

Yes. Margaret A. Ferry, M.D.,p.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Margaret A. Ferry, M.D.,p.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Margaret A. Ferry, 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.

What insurance does Margaret A. Ferry, M.D.,p.C. accept?

Health plans from Ambetter from NH Healthy Families and Anthem Blue Cross and Blue Shield list Margaret A. Ferry, M.D.,p.C. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Margaret A. Ferry, M.D.,p.C. was last updated on December 2, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.