Rebecca Alpern, MD
NPI 1942864319 · Obstetrics & Gynecology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rebecca Alpern, MD is a Obstetrics & Gynecology Physician provider in Baltimore, MD (NPI 1942864319).
Provider details
- NPI number
- 1942864319
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D0103795 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2150 Pennsylvania Ave NwWashington, DC 20037-3201Phone: (585) 275-2100
Registry dates
- Enumerated
- 2019-04-30
- Last updated
- 2025-07-03
- Certified
- 2025-07-03
Frequently asked questions
- What is Rebecca Alpern's NPI number?
- Rebecca Alpern's National Provider Identifier (NPI) is 1942864319, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebecca Alpern's specialty?
- Rebecca Alpern is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Rebecca Alpern located?
- Rebecca Alpern's practice location on file with NPPES is 1800 Orleans St, Baltimore, MD 21287-0010.
- What is Rebecca Alpern's phone number?
- The practice phone number listed in the NPPES registry for Rebecca Alpern is (410) 502-2037.
- Does Rebecca Alpern accept Medicare?
- Rebecca Alpern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rebecca Alpern's NPI active?
- Yes — Rebecca Alpern's NPI (1942864319) is active in the NPPES registry as of the last update on 2025-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.