Zay Yar Htay, M. D , M.B.B. S
NPI 1811395965 · Hospitalist Physician · Pomona, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zay Yar Htay, M. D , M.B.B. S is a Hospitalist Physician provider in Pomona, CA (NPI 1811395965).
Provider details
- NPI number
- 1811395965
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D , M.B.B. S
- Sex
- Male
- Sole proprietor
- Yes
- License
- A139764 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- General Acute Care Hospital282N00000X
Hospitals
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
976 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 647 | $122 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 178 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 151 | $179 |
Typical Medicare-allowed amounts for these services range $119–$179 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 40 | 38 |
| Ondansetron Hcl | 34 | 34 |
| Amlodipine Besylate | 33 | 31 |
| Atorvastatin Calcium | 30 | 29 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 27 | 27 |
| Apixabanbrand: Eliquis | 25 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-12-05
- Last updated
- 2018-09-12
Frequently asked questions
- What is Zay Yar Htay's NPI number?
- Zay Yar Htay's National Provider Identifier (NPI) is 1811395965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zay Yar Htay's specialty?
- Zay Yar Htay is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Zay Yar Htay located?
- Zay Yar Htay's practice location on file with NPPES is 1880 N Orange Grove Ave, Pomona, CA 91767-3006.
- What is Zay Yar Htay's phone number?
- The practice phone number listed in the NPPES registry for Zay Yar Htay is (909) 630-7158.
- Does Zay Yar Htay accept Medicare?
- Zay Yar Htay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zay Yar Htay's NPI active?
- Yes — Zay Yar Htay's NPI (1811395965) is active in the NPPES registry as of the last update on 2018-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.