Provider Profile
Andrew Onaka, PA-C
Unclaimed ProfileAbout Andrew Onaka
Andrew Onaka, PA-C is a physician assistant based in Carmichael, CA. Medicare claims data shows Andrew provided 497 services to 478 patients. The services billed most often include emergency department visit with high level of medical decision making, emergency department visit with moderate level of medical decision making, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only.
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.
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
- (916) 537-5000
- Email not available
Practice Locations
6501 COYLE AVE
Carmichael, CA 95608
Procedures Most Often Billed to Medicare
497 services · 478 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
58 | More often than most peers in Physician Assistant |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
298 | More than most peers in Physician Assistant |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
112 | More than most peers in Physician Assistant |
| Critical care, first 30-74 minutes | Office visit | 99291 |
29 | As often as other 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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 14 related providers in 2 groups
Other physician assistants in Carmichael 6
Same specialty, same city.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Andrew Onaka specialize in?
Andrew Onaka is a physician assistant in Carmichael, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Andrew Onaka located?
Andrew Onaka is listed at 6501 Coyle Ave, Carmichael, CA 95608. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Andrew Onaka's phone number?
The number on file is (916) 537-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Andrew Onaka?
Andrew Onaka's National Provider Identifier is 1376078287. 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
How much experience does Andrew Onaka have?
Andrew Onaka has 9+ years experience. Registered with an NPI since 2017. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Andrew Onaka do most often?
According to Medicare billing data, Andrew Onaka provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Andrew Onaka's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Andrew Onaka. 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.