NPPES file of Aug 9, 2026

Rhett Mark Bartolome, D.O.

Family Medicine Physician · Santa Ana, CA

Rhett Mark Bartolome, D.O. is a family medicine physician with a practice address in Santa Ana, California, and NPI 1013128610, issued on May 24, 2007. Check the license (California 20A9865, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013128610
Name
Rhett Mark Bartolome
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A9865 CA
Self-reported in NPPES; status is on the state search
Practice location
1900 E 4TH St, Santa Ana, CA 92705
Phone
(714) 967-4675
Enumerated
May 24, 2007
Record last updated
Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080930000331); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1900 E 4TH St

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

  1. Ashvin Antony, MDStudent in an Organized Health Care Education/Training Program1922858919
  2. Donald Apodaca, O.D.Low Vision Rehabilitation Optometrist1831275916
  3. Austin ArdalanStudent in an Organized Health Care Education/Training Program1184251258
  4. Gelyan ArevaloMarriage & Family Therapist1871062638
  5. Claudia ArnoldPharmacist1366981870
  6. Neely AtamaniukStudent in an Organized Health Care Education/Training Program1275273310

Verify Rhett Mark Bartolome in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A9865
    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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17% more Medicare Part D claims than the average family medicine physician in 2024

4,143 Medicare Part D claims for 891 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 110 claims were for opioids.

  1. Rhett Bartolome4,143
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium323 claims
  2. Amlodipine Besylate226 claims
  3. Losartan Potassium184 claims
  4. Lisinopril148 claims
  5. Rosuvastatin Calcium137 claims
  6. Levothyroxine Sodium132 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupAnaheim, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Rhett Mark Bartolome among 17,133 family medicine physician records in California

Rhett Mark Bartolome, D.O. 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. Its NPI, issued in 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 47% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2005 · median 2005 among the 10,652 with a school on file
  • Record last updated2021 · 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).

177 family medicine physician records list a practice address in Santa Ana

They are 177 of the 8,904 NPPES records with a practice address in Santa Ana, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Ani Atoian, MDSanta Ana, CA 927051174743504
  2. Thomas Badin, M.D.Santa Ana, CA 927051740358704
  3. Emily Cahill, D.O.Santa Ana, CA 927051346237948
  4. Judy Cheng-Chen, M.D.Santa Ana, CA 927051982786521
  5. Shahriar Davari, M.D.Santa Ana, CA 927051386862001
  6. Darrel Hopkins, D.O.Santa Ana, CA 927051033204318
  7. Daniel Jimenez, MDSanta Ana, CA 927051255466801
  8. Kent Lehman, M.D.Santa Ana, CA 927051346253812

Common questions

What is Rhett Mark Bartolome, D.O.'s NPI number?

Rhett Mark Bartolome, D.O.'s National Provider Identifier (NPI) is 1013128610, issued on May 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Rhett Mark Bartolome, D.O. located?

The NPPES record lists a practice address at 1900 E 4TH St, Santa Ana, CA, 92705. Phone: (714) 967-4675. Providers update this record themselves, so call before visiting.

How can I verify Rhett Mark Bartolome, D.O.'s license?

NPPES lists California license number 20A9865, 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 Rhett Mark Bartolome, D.O. prescribe under Medicare Part D?

In 2024, Rhett Mark Bartolome, D.O. had 4,143 Medicare Part D claims for 891 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.