Nancy Yih Wong, MS, RD
Registered Dietitian · San Francisco, CA
Nancy Yih Wong, MS, RD is a registered dietitian with a practice address in San Francisco, California, and NPI 1285357798, issued on Sep 20, 2022. Check the license (California 1022188, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Nancy Yih Wong
- Credential
- MS, RD
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 1022188 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2230 Jerrold Ave, San Francisco, CA 94124
- Phone
- (415) 517-2280
- Enumerated
- Sep 20, 2022
- Record last updated
- Sep 20, 2022
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 7,148 in California → Look up another NPI →
Also registered at 2230 Jerrold Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kasey Cacace, RDNRegistered Dietitian1699652172
Verify Nancy Yih Wong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 1022188Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Nancy Yih Wong among 7,148 registered dietitian records in California
Nancy Yih Wong, MS, RD is one of 7,148 registered dietitian records with a practice address in California. 5% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2022, is newer than 67% of them.
- NPI issued2022 · 67% of these records are older, 27% newer
- In a Medicare fileNo · 5% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2022 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Dietitian providers in California
There are 7,148 registered dietitian records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,148 in California → Every provider in San Francisco → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Kasey Cacace, RDNSan Francisco, CA 941241699652172
- Jenny Luong, REGISTERED DIETITIANSan Francisco, CA 941241689446775
- Katherine Dittmann, MS, RDSan Francisco, CA 941231275086159
- Sarah Firebaugh, RDNSan Francisco, CA 941231205649373
- Kelsey Gonzalez, RDNSan Francisco, CA 941231821460775
- Emily HickeySan Francisco, CA 941231699646398
- Rosa Keller, PH.D., R.D.San Francisco, CA 941231720704810
- Nicole Klawitter, RDSan Francisco, CA 941231013470053
Common questions
What is Nancy Yih Wong, MS, RD's NPI number?
Nancy Yih Wong, MS, RD's National Provider Identifier (NPI) is 1285357798, issued on Sep 20, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Yih Wong, MS, RD located?
The NPPES record lists a practice address at 2230 Jerrold Ave, San Francisco, CA, 94124. Phone: (415) 517-2280. Providers update this record themselves, so call before visiting.
How can I verify Nancy Yih Wong, MS, RD's license?
NPPES lists California license number 1022188, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.