Michael Gao, PA-C
NPI 1609659879 · Physician Assistant · West Covina, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Gao, PA-C is a Physician Assistant provider in West Covina, CA (NPI 1609659879).
Provider details
- NPI number
- 1609659879
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA63113 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
2 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
212 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 80 | $150 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 64 | $103 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 48 | $7 |
| Critical Care, First 30-74 Minutes99291 | 20 | $184 |
Typical Medicare-allowed amounts for these services range $7–$184 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ibuprofen | 62 | 58 |
| Cephalexin | 45 | 43 |
| Ondansetronbrand: Ondansetron Odt | 30 | 29 |
| Prednisone | 21 | 19 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 18 | 18 |
| Cyclobenzaprine Hcl | 13 | 13 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-08-14
- Last updated
- 2023-08-14
- Certified
- 2023-08-10
Frequently asked questions
- What is Michael Gao's NPI number?
- Michael Gao's National Provider Identifier (NPI) is 1609659879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Gao's specialty?
- Michael Gao is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Gao located?
- Michael Gao's practice location on file with NPPES is 1115 S Sunset Ave, West Covina, CA 91790-3940.
- What is Michael Gao's phone number?
- The practice phone number listed in the NPPES registry for Michael Gao is (626) 962-4011.
- Does Michael Gao accept Medicare?
- Michael Gao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Gao's NPI active?
- Yes — Michael Gao's NPI (1609659879) is active in the NPPES registry as of the last update on 2023-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.