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Edit this profileAt a glance
- 999 San Bernardino Rd, Upland, CA 91786
About Chen Liang
Chen Liang is a physician assistant based in Upland, CA. Chen is also listed as specializing in student in an organized health care education program. Medicare claims data shows Chen provided 42 services to 41 patients. The services billed most often include emergency department visit with high level of medical decision making. The provider's National Provider Identifier (NPI) is 1942843511.
Factual summary compiled by Guide.md from public records; not written by this provider.
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) 985-2811
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
999 SAN BERNARDINO RD
Upland, CA 91786
Procedures Most Often Billed to Medicare
42 services · 41 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
42 | 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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 7 related providers in 1 group
Common questions
What kind of doctor is Chen Liang?
Chen Liang is a physician assistant in Upland, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Chen Liang's address?
Chen Liang is listed at 999 San Bernardino Rd, Upland, CA 91786. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Chen Liang?
The number on file is (909) 985-2811. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Chen Liang?
Chen Liang's National Provider Identifier is 1942843511. 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 Chen Liang have?
Chen Liang has 7+ years experience. Registered with an NPI since 2019. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What procedures does Chen Liang perform?
According to Medicare billing data, Chen Liang 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
Is Chen Liang's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Chen Liang. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.