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Edit this profileWhere to find Ashley Yu, PA-C
- Claremont location main office
1601 Monte Vista Ave Ste 190, Claremont, CA 91711 - Chino Hills location
3110 Chino Ave Ste 150B, Chino Hills, CA 91709 - La Verne location
2333 Foothill Blvd Ste C, La Verne, CA 91750
About Ashley Yu
Listed in the NPI registry as a physician assistant, Ashley Yu, PA-C practices in Claremont, CA. According to Medicare claims data, Ashley cared for 205 Medicare patients across 206 services. 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, urinalysis, manual test, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1609557172 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (909) 865-9977
- Email not available
Practice Locations
1601 MONTE VISTA AVE STE 190
Claremont, CA 91711
3110 Chino Ave Ste 150B
Chino Hills, CA 91709
2333 Foothill Blvd Ste C
La Verne, CA 91750
Procedures Most Often Billed to Medicare
206 services · 205 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
88 | As often as other peers in Physician Assistant |
| Urinalysis, manual test | Lab test | 81002 |
46 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
44 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
17 | Less often than most peers in Physician Assistant |
| Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) | Lab test | 87811 |
11 | 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 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 20 related providers in 3 groups
Other physician assistants in Claremont 4
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Ashley Yu specialize in?
Ashley Yu is a physician assistant in Claremont, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Ashley Yu located?
Ashley Yu is listed at 1601 Monte Vista Ave Ste 190, Claremont, CA 91711. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Ashley Yu's phone number?
The number on file is (909) 865-9977. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Ashley Yu's NPI number?
Ashley Yu's National Provider Identifier is 1609557172. 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
Where did Ashley Yu train?
Ashley Yu attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How long has Ashley Yu been practicing?
Ashley Yu has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
What does Ashley Yu do most often?
According to Medicare billing data, Ashley Yu the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Ashley Yu confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Ashley Yu. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.