Yen Mey Fung, PHARM.D.
Pharmacist · Santa Rosa, CA
Yen Mey Fung, PHARM.D. is a pharmacist with a practice address in Santa Rosa, California, and NPI 1841661071, issued on Oct 14, 2015. Check the license (California 61377, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Yen Mey Fung
- Credential
- PHARM.D.
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 61377 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2235 Mercury Way Ste 240, Santa Rosa, CA 95407
- Phone
- (707) 535-6214
- Enumerated
- Oct 14, 2015
- Record last updated
- Aug 12, 2022
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 2235 Mercury Way Ste 240
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Yen Mey Fung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 61377Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16.2 times the Medicare Part D claims of the average pharmacist in 2024
1,927 Medicare Part D claims for 788 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Lorazepam319 claims
- Clonazepam161 claims
- Dextroamphetamine-Amphetamine88 claims
- Gabapentin82 claims
- Trazodone Hcl77 claims
- Sertraline Hcl76 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.
Yen Mey Fung among 32,533 pharmacist records in California
Yen Mey Fung, 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 2015, is newer than 41% of them.
- NPI issued2015 · 41% of these records are older, 53% 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 updated2022 · 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).
199 pharmacist records list a practice address in Santa Rosa
They are 199 of the 6,884 NPPES records with a practice address in Santa Rosa, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Santa Rosa → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Christopher Adkins, PHARMDSanta Rosa, CA 954071780296335
- Tammy Chen, B.S. IN PHARMACYSanta Rosa, CA 954071265707772
- John Frey, PHARM DSanta Rosa, CA 954071750814968
- Caroline Kalaw, RPHSanta Rosa, CA 954071518243989
- Clyde McAlpin, RPHSanta Rosa, CA 954071891073490
- Michael Missakian, PHARM.D./PH.D.Santa Rosa, CA 954071134407729
- Jennifer PhanSanta Rosa, CA 954071972930394
- Karen Reno, PHARMDSanta Rosa, CA 954071396227542
Common questions
What is Yen Mey Fung, PHARM.D.'s NPI number?
Yen Mey Fung, PHARM.D.'s National Provider Identifier (NPI) is 1841661071, issued on Oct 14, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Yen Mey Fung, PHARM.D. located?
The NPPES record lists a practice address at 2235 Mercury Way Ste 240, Santa Rosa, CA, 95407. Phone: (707) 535-6214. Providers update this record themselves, so call before visiting.
How can I verify Yen Mey Fung, PHARM.D.'s license?
NPPES lists California license number 61377, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Yen Mey Fung, PHARM.D. prescribe under Medicare Part D?
In 2024, Yen Mey Fung, PHARM.D. had 1,927 Medicare Part D claims for 788 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.