May Nyein, MD
NPI 1083740633 · Internal Medicine Physician · Downey, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
May Nyein, MD is a Internal Medicine Physician provider in Downey, CA (NPI 1083740633).
Provider details
- NPI number
- 1083740633
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A92929 (CA)
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
19 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
- 2007-02-26
- Last updated
- 2014-05-05
Frequently asked questions
- What is May Nyein's NPI number?
- May Nyein's National Provider Identifier (NPI) is 1083740633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is May Nyein's specialty?
- May Nyein is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is May Nyein located?
- May Nyein's practice location on file with NPPES is 7601 E. Imperial Hwy, Downey, CA 90242-3456.
- What is May Nyein's phone number?
- The practice phone number listed in the NPPES registry for May Nyein is (562) 401-7611.
- Does May Nyein accept Medicare?
- May Nyein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is May Nyein's NPI active?
- Yes — May Nyein's NPI (1083740633) is active in the NPPES registry as of the last update on 2014-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.