Alla Alexander, M.D.
NPI 1407275100 · Psychiatry Physician · New York, NY
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alla Alexander, M.D. is a Psychiatry Physician provider in New York, NY (NPI 1407275100).
Provider details
- NPI number
- 1407275100
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 280816 (NY)
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
12 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
- 2014-04-09
- Last updated
- 2023-01-03
- Certified
- 2023-01-03
Frequently asked questions
- What is Alla Alexander's NPI number?
- Alla Alexander's National Provider Identifier (NPI) is 1407275100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alla Alexander's specialty?
- Alla Alexander is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Alla Alexander located?
- Alla Alexander's practice location on file with NPPES is 303 5th Ave Rm 1703, New York, NY 10016-6641.
- What is Alla Alexander's phone number?
- The practice phone number listed in the NPPES registry for Alla Alexander is (347) 899-4322.
- Does Alla Alexander accept Medicare?
- Alla Alexander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alla Alexander's NPI active?
- Yes — Alla Alexander's NPI (1407275100) is active in the NPPES registry as of the last update on 2023-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.