Provider Profile
Austin Chang
Unclaimed ProfileAbout Austin Chang
Listed in the NPI registry as a physician assistant, Austin Chang practices in Covina, CA. Medicare claims data shows Austin provided 724 services to 271 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, injection, ketorolac tromethamine, per 15 mg, and injection of drug or substance under skin or into muscle.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (626) 608-7320
- Email not available
Practice Locations
236 W COLLEGE ST
Covina, CA 91723
800 W Katella Ave
Anaheim, CA 92802
Procedures Most Often Billed to Medicare
724 services · 271 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
38 | More often than most peers in Physician Assistant |
| Injection, ketorolac tromethamine, per 15 mg | Drug given | J1885 |
156 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
517 | More than most peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other physician assistants in Covina 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug or substance under skin or into muscle 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Austin Chang's specialty?
Austin Chang is a physician assistant in Covina, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Austin Chang?
Austin Chang is listed at 236 W College St, Covina, CA 91723. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Austin Chang?
The number on file is (626) 608-7320. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Austin Chang?
Austin Chang's National Provider Identifier is 1710526983. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Austin Chang's education?
Austin Chang attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Austin Chang have?
Austin Chang has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What is Austin Chang known for?
According to Medicare billing data, Austin Chang provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Austin Chang's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Austin Chang. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.