Registry data as of Aug 27, 2026

Frederick Benson, M.D.

Family Medicine Physician · San Jose, CA

Frederick Benson, M.D. is a family medicine physician with a practice address in San Jose, California, and NPI 1245240993, issued on Aug 8, 2006. Check the license (California G45615, 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
1245240993
Name
Frederick Benson
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
G45615 CA
Self-reported in NPPES; status is on the state search
Practice location
5595 Winfield Blvd, San Jose, CA 95123
Phone
(408) 224-6211
Enumerated
Aug 8, 2006
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 5595 Winfield Blvd

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

  1. Vinita Goyal, D.D.S.Dentist1194038570
  2. Martin HatzkeDentist1093115537
  3. Jason Sachman, M.D.General Practice Physician1417275702
  4. Jeffrey Sholer, D.D.S.Dentist1891989638
  5. Katherina Sternitzky White, D.D.S.General Practice Dentistry1164645628
  6. Julie Tran, ND, LACAcupuncturist1568761914

Verify Frederick Benson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G45615
    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 →

94% more Medicare Part D claims than the average family medicine physician in 2024

6,821 Medicare Part D claims for 517 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 299 claims were for opioids.

  1. Frederick Benson6,821
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium454 claims
  2. Amlodipine Besylate285 claims
  3. Levothyroxine Sodium279 claims
  4. Losartan Potassium268 claims
  5. Rosuvastatin Calcium192 claims
  6. Zolpidem Tartrate169 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.

Industry payments in 2024: $17.44

1 payment, mostly education; the largest payer was Pfizer Inc.. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Frederick Benson$17.44
  2. Specialty average$861.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

253 family medicine physician records list a San Jose practice address

They are 253 of the 20,925 NPPES records with a San Jose 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 Frederick Benson, M.D.'s NPI number?

Frederick Benson, M.D.'s National Provider Identifier (NPI) is 1245240993, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Frederick Benson, M.D. located?

The NPPES record lists a practice address at 5595 Winfield Blvd, San Jose, CA, 95123. Phone: (408) 224-6211. Providers update this record themselves, so call before visiting.

How can I verify Frederick Benson, M.D.'s license?

NPPES lists California license number G45615, 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 Frederick Benson, M.D. prescribe under Medicare Part D?

In 2024, Frederick Benson, M.D. had 6,821 Medicare Part D claims for 517 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.