Sara Penn, M.D.
NPI 1386629095 · Rheumatology Physician · Boston, MA
Sara Penn, M.D. is a Rheumatology Physician provider in Boston, MA (NPI 1386629095).
Provider details
- NPI number
- 1386629095
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 224903 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2005-12-14
- Last updated
- 2013-09-23
Frequently asked questions
- What is Sara Penn's NPI number?
- Sara Penn's National Provider Identifier (NPI) is 1386629095, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Penn's specialty?
- Sara Penn is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Penn located?
- Sara Penn's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is Sara Penn's phone number?
- The practice phone number listed in the NPPES registry for Sara Penn is (617) 421-1000.
- Is Sara Penn's NPI active?
- Yes — Sara Penn's NPI (1386629095) is active in the NPPES registry as of the last update on 2013-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.