Jennifer Alexander, M.D.
NPI 1649591934 · Neonatal-Perinatal Medicine Physician · Baltimore, MD
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Alexander, M.D. is a Neonatal-Perinatal Medicine Physician provider in Baltimore, MD (NPI 1649591934).
Provider details
- NPI number
- 1649591934
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101259901 (VA)
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
16 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
- 2010-06-21
- Last updated
- 2016-04-22
Frequently asked questions
- What is Jennifer Alexander's NPI number?
- Jennifer Alexander's National Provider Identifier (NPI) is 1649591934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Alexander's specialty?
- Jennifer Alexander is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Alexander located?
- Jennifer Alexander's practice location on file with NPPES is 22 S Greene St, Baltimore, MD 21201-1544.
- What is Jennifer Alexander's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Alexander is (410) 328-6003.
- Does Jennifer Alexander accept Medicare?
- Jennifer Alexander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Alexander's NPI active?
- Yes — Jennifer Alexander's NPI (1649591934) is active in the NPPES registry as of the last update on 2016-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.