DR. MILENA WEINSTEIN M.D.
NPI 1255489753
Urology - Urogynecology and Reconstructive Pelvic Surgery in Boston, MA
About Dr. Milena Weinstein M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MILENA WEINSTEIN M.D. (NPI 1255489753) is an individual urogynecology and reconstructive pelvic surgery provider in Boston, Massachusetts, licensed in Massachusetts (235704) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of University Of California, Geffen School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses 2
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
Dr. Milena Weinstein M.d. 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 Reassignments
3Medicare enrollment records show Milena Weinstein reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Concord, MA 01742
- Reassigned Medicare billing, Massachusetts enrollment
- 451 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 21
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Massachusetts General Hospital
Acute Care Hospitals · Boston, MAEmerson Hospital -
Acute Care Hospitals · W Concord, MANewton-Wellesley Hospital
Acute Care Hospitals · Newton, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Milena Weinstein's NPI number?
The NPI number for Milena Weinstein is 1255489753. It was assigned to this individual provider in the NPPES registry on January 8, 2007.
Where is Milena Weinstein located?
Milena Weinstein practices at 55 Fruit St Fnd 546 C, Boston, MA 02114. The listed phone number is (617) 726-6850.
What is Milena Weinstein's specialty?
The primary specialty registered for this NPI is Urology, specializing in Urogynecology and Reconstructive Pelvic Surgery, with taxonomy code 2088F0040X.
Is Milena Weinstein enrolled in Medicare?
Yes. Milena Weinstein 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 organizations bill Medicare for Milena Weinstein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Milena Weinstein reassigns Medicare benefits to 3 organizations: Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA) and Emerson Practice Associates, Inc. (Concord, MA). Each 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 Milena Weinstein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Milena Weinstein accept?
Health plans from Taro Health list Milena Weinstein 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 Milena Weinstein affiliated with any hospitals?
According to CMS data, Milena Weinstein is affiliated with Massachusetts General Hospital, Emerson Hospital -, Newton-Wellesley Hospital and Brigham And Women's Hospital.
When was this NPI record last updated?
The NPPES record for Milena Weinstein was last updated on May 22, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.