Jeffrey Cheng-Feng Ni, MD
Pediatrics Physician · San Francisco, CA
Jeffrey Cheng-Feng Ni, MD is a pediatrics physician with a practice address in San Francisco, California, and NPI 1639630114, issued on Mar 27, 2019. Check the license (California A176705, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Cheng-Feng Ni
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License numbers
- A176705 CA
125073610 IL
Self-reported in NPPES; status is on the state search - Practice location
- 550 16TH St FL 4, San Francisco, CA 94158
- Phone
- (415) 353-7337
- Enumerated
- Mar 27, 2019
- Record last updated
- Jun 20, 2025
- Medicare enrollment
- Enrolled (PECOS I20250618003873); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 550 16TH St FL 4
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stanford Chun, MDPediatric Pulmonology Physician1104385475
- Abimbola Dairo, M.D.Pediatrics Physician1194188508
- Aristides Diamant, MD, PHDPediatric Endocrinology Physician1801456629
Verify Jeffrey Cheng-Feng Ni in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A176705Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Ucsf Pediatrics AssociatesSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey Cheng-Feng Ni among 9,272 pediatrics physician records in California
Jeffrey Cheng-Feng Ni, MD is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 89% of them.
- NPI issued2019 · 89% of these records are older, 9% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated2019 · median 2012 among the 754 with a school on file
- Record last updated2025 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
514 pediatrics physician records list a practice address in San Francisco
They are 514 of the 38,143 NPPES records with a practice address in San Francisco, and 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in San Francisco → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Jayme Congdon, MDSan Francisco, CA 941581003201237
- Camila Fabersunne, M.D., M.P.HSan Francisco, CA 941581407241581
- Emily Frank, M.D.San Francisco, CA 941581306231618
- Balram Gangaram, M.D.San Francisco, CA 941581841369519
- David Hayashida, MDSan Francisco, CA 941581407925159
- Corina Iacopetti, M.D.San Francisco, CA 941581588050074
- Meredith Laguna, MD, MPHSan Francisco, CA 941581316365786
- Nicole Ling, M.D.San Francisco, CA 941581942593082
Common questions
What is Jeffrey Cheng-Feng Ni, MD's NPI number?
Jeffrey Cheng-Feng Ni, MD's National Provider Identifier (NPI) is 1639630114, issued on Mar 27, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Cheng-Feng Ni, MD located?
The NPPES record lists a practice address at 550 16TH St FL 4, San Francisco, CA, 94158. Phone: (415) 353-7337. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Cheng-Feng Ni, MD's license?
NPPES lists California license number A176705, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.