Petty Yu-Pei Chen, PHARM.D.
Pharmacist · Baldwin Park, CA
Petty Yu-Pei Chen, PHARM.D. is a pharmacist with a practice address in Baldwin Park, California, and NPI 1225191232, issued on Dec 19, 2006. Check the license (California 46702, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Petty Yu-Pei Chen
- Credential
- PHARM.D.
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 46702 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
- Phone
- (626) 851-6143
- Enumerated
- Dec 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (626) 851-6142
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 1011 Baldwin Park Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Petty Yu-Pei Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 46702Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average pharmacist in 2024
44 Medicare Part D claims for 33 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D.
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.
Petty Yu-Pei Chen among 32,533 pharmacist records in California
Petty Yu-Pei Chen, PHARM.D. is one of 32,533 pharmacist records with a practice address in California. 15% 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 under 1% of them.
- NPI issued2006 · under 1% of these records are older, 94% newer
- In a Medicare fileYes · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 76% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
117 pharmacist records list a practice address in Baldwin Park
They are 117 of the 1,055 NPPES records with a practice address in Baldwin Park, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Baldwin Park → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Helen Achio, PHARM.D.Baldwin Park, CA 917061225114614
- Alice Chang, PHARM.D.Baldwin Park, CA 917061750452314
- Jessica ChowBaldwin Park, CA 917061699850255
- Ji-Yoon Chung, PHARM.D.Baldwin Park, CA 917061043303613
- Lara Gillian, PHARM.D.Baldwin Park, CA 917061427134824
- Kenneth Hom, PHARM.D.Irwindale, CA 917061013099019
- Mario Jimenez, PHARM. D.Baldwin Park, CA 917061891888111
- Maher Kaldas, R.P.H.Baldwin Park, CA 917061669551644
Common questions
What is Petty Yu-Pei Chen, PHARM.D.'s NPI number?
Petty Yu-Pei Chen, PHARM.D.'s National Provider Identifier (NPI) is 1225191232, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Petty Yu-Pei Chen, PHARM.D. located?
The NPPES record lists a practice address at 1011 Baldwin Park Blvd, Baldwin Park, CA, 91706. Phone: (626) 851-6143. Providers update this record themselves, so call before visiting.
How can I verify Petty Yu-Pei Chen, PHARM.D.'s license?
NPPES lists California license number 46702, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Petty Yu-Pei Chen, PHARM.D. prescribe under Medicare Part D?
In 2024, Petty Yu-Pei Chen, PHARM.D. had 44 Medicare Part D claims for 33 beneficiaries; the average among pharmacist prescribers was 119. 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.