Daniel M. Chan, P.A.
Physician Assistant · Orange, CA
Daniel M. Chan, P.A. is a physician assistant with a practice address in Orange, California, and NPI 1871671420, issued on Nov 1, 2006. Check the license (California PA12825, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Daniel M. Chan
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA12825 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2501 E Chapman Ave, Orange, CA 92869
- Phone
- (714) 633-1011
- Enumerated
- Nov 1, 2006
- Record last updated
- Oct 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (714) 633-4883
- Medicare enrollment
- Enrolled (PECOS I20120726000691); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 2501 E Chapman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Daniel M. Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA12825Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% more Medicare Part D claims than the average physician assistant in 2024
844 Medicare Part D claims for 531 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 32 claims were for opioids.
Most prescribed
- Azithromycin86 claims
- Cefdinir66 claims
- Amoxicillin62 claims
- Cephalexin59 claims
- Doxycycline Hyclate57 claims
- Amoxicillin-Clavulanate Potass39 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel M. Chan among 14,451 physician assistant records in California
Daniel M. Chan, P.A. is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1990 · median 2018 among the 7,214 with a school on file
- Record last updated2021 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
181 physician assistant records list a practice address in Orange
They are 181 of the 13,245 NPPES records with a practice address in Orange, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Orange → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Heba Al-Shoubaki, PA-COrange, CA 928691548867666
- Mikhail Esfandier, P.A.Orange, CA 928691386729358
- Danielle Evans, PAOrange, CA 928691386345288
- Michelle Huynh, PAOrange, CA 928691255703674
- June Makiyama, PA-COrange, CA 928691508063827
- Maddison Martin, PA-SOrange, CA 928691952862385
- Andrew Peard, PA-COrange, CA 928691720747629
- Nina ReynoldsOrange, CA 928691760047930
Common questions
What is Daniel M. Chan, P.A.'s NPI number?
Daniel M. Chan, P.A.'s National Provider Identifier (NPI) is 1871671420, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Daniel M. Chan, P.A. located?
The NPPES record lists a practice address at 2501 E Chapman Ave, Orange, CA, 92869. Phone: (714) 633-1011. Providers update this record themselves, so call before visiting.
How can I verify Daniel M. Chan, P.A.'s license?
NPPES lists California license number PA12825, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Daniel M. Chan, P.A. prescribe under Medicare Part D?
In 2024, Daniel M. Chan, P.A. had 844 Medicare Part D claims for 531 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.