Robert John Xiong, DOCTOR OF PHARMACY
Pharmacist · Fair Oaks, CA
Robert John Xiong, DOCTOR OF PHARMACY is a pharmacist with a practice address in Fair Oaks, California, and NPI 1467961953, issued on Sep 27, 2017. Check the license (California 77116, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert John Xiong
- Credential
- DOCTOR OF PHARMACY
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 77116 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3933 New York Ave, Fair Oaks, CA 95628
- Phone
- (916) 476-1038
- Enumerated
- Sep 27, 2017
- Record last updated
- Sep 27, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Verify Robert John Xiong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 77116Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs
40 Medicare Part D claims for 37 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Shingrix16 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.
Robert John Xiong among 32,533 pharmacist records in California
Robert John Xiong, DOCTOR OF PHARMACY 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 2017, is newer than 53% of them.
- NPI issued2017 · 53% of these records are older, 39% 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 updated2017 · 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).
48 pharmacist records list a practice address in Fair Oaks
They are 48 of the 700 NPPES records with a practice address in Fair Oaks, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Fair Oaks → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Tosin AkinleyimuFair Oaks, CA 956281093184632
- Joshua Anderson, PHARM DFair Oaks, CA 956281669772273
- Kirk Bolas, PHARMD, RPHFair Oaks, CA 956281326467382
- Debbie Cabrera, PHARMDFair Oaks, CA 956281073813168
- Janet DokeyFair Oaks, CA 956281164834156
- Kimberly Hardesty, RPHFair Oaks, CA 956281124439963
- Cesar Hernandez, PHARMDFair Oaks, CA 956281275906661
- Grace Hsin, RPHFair Oaks, CA 956281205244894
Common questions
What is Robert John Xiong, DOCTOR OF PHARMACY's NPI number?
Robert John Xiong, DOCTOR OF PHARMACY's National Provider Identifier (NPI) is 1467961953, issued on Sep 27, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Robert John Xiong, DOCTOR OF PHARMACY located?
The NPPES record lists a practice address at 3933 New York Ave, Fair Oaks, CA, 95628. Phone: (916) 476-1038. Providers update this record themselves, so call before visiting.
How can I verify Robert John Xiong, DOCTOR OF PHARMACY's license?
NPPES lists California license number 77116, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Robert John Xiong, DOCTOR OF PHARMACY prescribe under Medicare Part D?
In 2024, Robert John Xiong, DOCTOR OF PHARMACY had 40 Medicare Part D claims for 37 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.