NPPES file of Aug 9, 2026

Timothy J. Ferguson, M.D.

Family Medicine Physician · Glendora, CA

Timothy J. Ferguson, M.D. is a family medicine physician with a practice address in Glendora, California, and NPI 1205878451, issued on Jun 12, 2006. Check the license (California A036813, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205878451
Name
Timothy J. Ferguson
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A036813 CA
Self-reported in NPPES; status is on the state search
Practice location
210 S. Grand, Glendora, CA 91741
Phone
(626) 963-9402
Enumerated
Jun 12, 2006
Record last updated
Sep 10, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(626) 914-5316
Medicaid ID
GR0023980 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Timothy J. Ferguson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A036813
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Timothy J. Ferguson among 17,133 family medicine physician records in California

Timothy J. Ferguson, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% 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 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2008 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 family medicine physician records list a practice address in Glendora

They are 22 of the 921 NPPES records with a practice address in Glendora, and 17,133 family medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 family medicine physician records with the nearest ZIP codes

  1. Jessica Arenas, PACGlendora, CA 917411982602397
  2. Ruby Gonzalez, M.D.Glendora, CA 917411306226915
  3. Kurt Kurowski, M.D.Glendora, CA 917411417995887
  4. Maria Maldonado, MDGlendora, CA 917411225695216
  5. Paul Moya, DOGlendora, CA 917411396973699
  6. Lesley Po, MDGlendora, CA 917411700812963
  7. Cynthia Stuart, M.D.Glendora, CA 917411952343121
  8. Bao Khanh Thai, DOGlendora, CA 917411386872489

Common questions

What is Timothy J. Ferguson, M.D.'s NPI number?

Timothy J. Ferguson, M.D.'s National Provider Identifier (NPI) is 1205878451, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy J. Ferguson, M.D. located?

The NPPES record lists a practice address at 210 S. Grand, Glendora, CA, 91741. Phone: (626) 963-9402. Providers update this record themselves, so call before visiting.

How can I verify Timothy J. Ferguson, M.D.'s license?

NPPES lists California license number A036813, 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. 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.