ANNA GROSKIN MD
NPI 1225264088
Family Medicine in Dorchester, MA
About Anna Groskin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANNA GROSKIN MD (NPI 1225264088) is an individual family medicine provider in Dorchester, Massachusetts, licensed in Massachusetts (241393) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and is a graduate of Warren Alpert Medical School Of Brown University (2009).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Anna Groskin Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Anna Groskin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02130
- Reassigned Medicare billing, Massachusetts enrollment
- Medicare enrollment name: Atrius Health Inc
- 1,317 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 27
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02124 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DORCHESTER, MA 02124
DORCHESTER CENTER, MA 02124
DORCHESTER, MA 02124
DORCHESTER, MA 02124
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 Anna Groskin's NPI number?
The NPI number for Anna Groskin is 1225264088. It was assigned to this individual provider in the NPPES registry on June 8, 2009.
Where is Anna Groskin located?
Anna Groskin practices at 637 Washington St, Dorchester, MA 02124. The listed phone number is (617) 825-9660.
What is Anna Groskin's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Anna Groskin enrolled in Medicare?
Yes. Anna Groskin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Anna Groskin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anna Groskin reassigns Medicare benefits to Harvard Vanguard Medical Associates (Boston, MA). The 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 Anna Groskin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Anna Groskin accept?
Health plans from Anthem Blue Cross and Blue Shield list Anna Groskin 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.
Is Anna Groskin affiliated with any hospitals?
According to CMS data, Anna Groskin is affiliated with Beth Israel Deaconess Medical Center.
When was this NPI record last updated?
The NPPES record for Anna Groskin was last updated on September 30, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.