Registry data as of Aug 27, 2026

Robert Calvert, D.O.

Family Medicine Physician · Alpine, CA

Robert Calvert, D.O. is a family medicine physician with a practice address in Alpine, California, and NPI 1922458298, issued on Jun 17, 2016. Check the license (California 20A23529, 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
1922458298
Name
Robert Calvert
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
20A23529 CA
12488444-1204 UT
Self-reported in NPPES; status is on the state search
Practice location
4058 Willows RD, Alpine, CA 91901
Phone
(619) 445-1188
Enumerated
Jun 17, 2016
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 4058 Willows RD

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

  1. Shelly Aledo, ACSWMental Health Counselor1508316696
  2. Lacey ArmstrongDental Hygienist1073126884
  3. Amanjyot Bains, DDSPediatric Dentistry1629635263
  4. April Ball, RDNRegistered Dietitian1255147187
  5. Joshua Blessing, M.D.Family Medicine Physician1225566714
  6. Linda Branch, RDADental Assistant1962775429

Verify Robert Calvert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A23529
    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 →

86% fewer Medicare Part D claims than the average family medicine physician in 2024

482 Medicare Part D claims for 64 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D.

  1. Robert Calvert482
  2. Specialty average3,519

Most prescribed

  1. Losartan Potassium33 claims
  2. Eliquis27 claims
  3. Amlodipine Besylate22 claims
  4. Lisinopril19 claims
  5. Atorvastatin Calcium16 claims
  6. Pregabalin14 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.

One hospital or facility affiliation

  1. Southern Indian Health CouncilAlpine, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

18 family medicine physician records list a Alpine practice address

They are 18 of the 292 NPPES records with a Alpine 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 Robert Calvert, D.O.'s NPI number?

Robert Calvert, D.O.'s National Provider Identifier (NPI) is 1922458298, issued on Jun 17, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Robert Calvert, D.O. located?

The NPPES record lists a practice address at 4058 Willows RD, Alpine, CA, 91901. Phone: (619) 445-1188. Providers update this record themselves, so call before visiting.

How can I verify Robert Calvert, D.O.'s license?

NPPES lists California license number 20A23529, 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 Robert Calvert, D.O. prescribe under Medicare Part D?

In 2024, Robert Calvert, D.O. had 482 Medicare Part D claims for 64 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.