Marcia Browne, MD
NPI 1639146210 · Hematology & Oncology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcia Browne, MD is a Hematology & Oncology Physician provider in Boston, MA (NPI 1639146210).
Provider details
- NPI number
- 1639146210
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 46343 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-02
- Last updated
- 2008-11-26
Frequently asked questions
- What is Marcia Browne's NPI number?
- Marcia Browne's National Provider Identifier (NPI) is 1639146210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Browne's specialty?
- Marcia Browne is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marcia Browne located?
- Marcia Browne's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Marcia Browne's phone number?
- The practice phone number listed in the NPPES registry for Marcia Browne is (617) 643-4269.
- Does Marcia Browne accept Medicare?
- Marcia Browne is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcia Browne's NPI active?
- Yes — Marcia Browne's NPI (1639146210) is active in the NPPES registry as of the last update on 2008-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.