Registry data as of Aug 27, 2026

John Branch, DO

Family Medicine Physician · Riverside, CA

John Branch, DO is a family medicine physician with a practice address in Riverside, California, and NPI 1174510309, issued on Oct 3, 2005. Check the license (California 20A5212, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1174510309
Name
John Branch
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A5212 CA
Self-reported in NPPES; status is on the state search
Practice location
4646 Brockton Ave, Riverside, CA 92506
Phone
(951) 774-2952
Enumerated
Oct 3, 2005
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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Also registered at 4646 Brockton Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Suman Agarwal, MDFamily Medicine Physician1861489098
  2. Maria Ascencio, FNP-CFamily Nurse Practitioner1497299549
  3. Mary Barba, NPFamily Nurse Practitioner1447659370
  4. Victoria Begley, N.P.Nurse Practitioner1760417034
  5. Julie Buchanan, PA-CMedical Physician Assistant1710298005
  6. Glenda ConleyPharmacist1902361389

Verify John Branch in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A5212
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

90% fewer Medicare Part D claims than the average family medicine physician in 2024

360 Medicare Part D claims for 120 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. John Branch360
  2. Specialty average3,519

Most prescribed

  1. Rosuvastatin Calcium20 claims
  2. Atorvastatin Calcium18 claims
  3. Lisinopril18 claims
  4. Losartan Potassium14 claims
  5. Allopurinol12 claims
  6. Famotidine12 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.

242 family medicine physician records list a Riverside practice address

They are 242 of the 13,893 NPPES records with a Riverside practice address, and 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is John Branch, DO's NPI number?

John Branch, DO's National Provider Identifier (NPI) is 1174510309, issued on Oct 3, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John Branch, DO located?

The NPPES record lists a practice address at 4646 Brockton Ave, Riverside, CA, 92506. Phone: (951) 774-2952. Providers update this record themselves, so call before visiting.

How can I verify John Branch, DO's license?

NPPES lists California license number 20A5212, 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.

How much does John Branch, DO prescribe under Medicare Part D?

In 2024, John Branch, DO had 360 Medicare Part D claims for 120 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.