Alexandra Nmashie-Osei, MD
NPI 1093389694 · Pediatrics Physician · New York, NY
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Nmashie-Osei, MD is a Pediatrics Physician provider in New York, NY (NPI 1093389694).
Provider details
- NPI number
- 1093389694
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
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
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-05-18
- Last updated
- 2025-05-15
- Certified
- 2025-05-15
Frequently asked questions
- What is Alexandra Nmashie-Osei's NPI number?
- Alexandra Nmashie-Osei's National Provider Identifier (NPI) is 1093389694, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Nmashie-Osei's specialty?
- Alexandra Nmashie-Osei is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Alexandra Nmashie-Osei located?
- Alexandra Nmashie-Osei's practice location on file with NPPES is 1901 1st Ave, New York, NY 10029-7494.
- What is Alexandra Nmashie-Osei's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Nmashie-Osei is (212) 423-6262.
- Does Alexandra Nmashie-Osei accept Medicare?
- Alexandra Nmashie-Osei is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Nmashie-Osei's NPI active?
- Yes — Alexandra Nmashie-Osei's NPI (1093389694) is active in the NPPES registry as of the last update on 2025-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.