Timothy L. Feng, M.D.
Diagnostic Radiology Physician · La Jolla, CA
Timothy L. Feng, M.D. is a diagnostic radiology physician with a practice address in La Jolla, California, and NPI 1497716856, issued on Mar 28, 2006. Check the license (California G84909, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Timothy L. Feng
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- G84909 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10666 N Torrey Pines RD, La Jolla, CA 92037
- Phone
- (858) 554-2626
- Enumerated
- Mar 28, 2006
- Record last updated
- Mar 24, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicaid ID
- 00G849090 CA
- Medicare enrollment
- Enrolled (PECOS I20060731000470); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Also registered at 10666 N Torrey Pines RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Terri Abbott, P.A.Physician Assistant1811165566
- Richard Abello, M.D.Diagnostic Radiology Physician1245205996
- Amanda Abrisch, AUDAudiologist1780966903
- Edsel Abud, MD, PHDAllergy & Immunology Physician1891257192
- Christina Adams, MDCardiovascular Disease Physician1023164605
- Dylan Adamson, M.D.Transplant Surgery Physician1598030702
Verify Timothy L. Feng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G84909Check 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
- Scripps HealthLa Jolla, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Timothy L. Feng among 4,500 diagnostic radiology physician records in California
Timothy L. Feng, M.D. is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1993 · median 2004 among the 3,130 with a school on file
- Record last updated2016 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
69 diagnostic radiology physician records list a practice address in La Jolla
They are 69 of the 3,648 NPPES records with a practice address in La Jolla, and 4,500 diagnostic radiology physician records in California.
All 4,500 in California → Every provider in La Jolla → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Richard Abello, M.D.La Jolla, CA 920371245205996
- Michael Block, M.D.La Jolla, CA 920371760468565
- Lida Chaipat, M.D.La Jolla, CA 920371720054927
- Marie Eilenberg, M.D.La Jolla, CA 920371396718615
- Nancy Forcier, M.D.La Jolla, CA 920371497721724
- Walter Goff, D.O.La Jolla, CA 920371760459499
- Anila Jonnala, M.D.La Jolla, CA 920371235198441
- Michael Klein, M.D.La Jolla, CA 920371205826237
Common questions
What is Timothy L. Feng, M.D.'s NPI number?
Timothy L. Feng, M.D.'s National Provider Identifier (NPI) is 1497716856, issued on Mar 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Timothy L. Feng, M.D. located?
The NPPES record lists a practice address at 10666 N Torrey Pines RD, La Jolla, CA, 92037. Phone: (858) 554-2626. Providers update this record themselves, so call before visiting.
How can I verify Timothy L. Feng, M.D.'s license?
NPPES lists California license number G84909, 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.