NPPES file of Aug 9, 2026

Evan Rolfe Oberholster, MD

Student in an Organized Health Care Education/Training Program · Loma Linda, CA

Evan Rolfe Oberholster, MD is a student in an organized health care education/training program with a practice address in Loma Linda, California, and NPI 1831770429, issued on Apr 16, 2021. Check the license with the California board that licenses this profession; 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
1831770429
Name
Evan Rolfe Oberholster
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
11234 Anderson St, Loma Linda, CA 92350
Phone
(909) 558-4911
Enumerated
Apr 16, 2021
Record last updated
Jul 7, 2026
Fax
(909) 558-0490
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 11234 Anderson St

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

  1. Nour Abdel-Azim, MDStudent in an Organized Health Care Education/Training Program1700671542
  2. Mostafa Abdulrahim, MDStudent in an Organized Health Care Education/Training Program1285579094
  3. Andranig AdjemianStudent in an Organized Health Care Education/Training Program1366236689
  4. Ira AdvaniStudent in an Organized Health Care Education/Training Program1770425449
  5. Hina Ahmed, FNPFamily Nurse Practitioner1689484958
  6. Saba Ahmed, MDStudent in an Organized Health Care Education/Training Program1114863172

Verify Evan Rolfe Oberholster in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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4% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

178 Medicare Part D claims for 63 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Evan Oberholster178
  2. Specialty average185

Most prescribed

  1. Albuterol Sulfate Hfa13 claims
  2. Amlodipine Besylate11 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.

Evan Rolfe Oberholster among 40,652 student in an organized health care education/training program records in California

Evan Rolfe Oberholster, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 28% of them.

  • NPI issued2021 · 28% of these records are older, 66% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2026 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,059 student in an organized health care education/training program records list a practice address in Loma Linda

They are 1,059 of the 4,863 NPPES records with a practice address in Loma Linda, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Emily Alberda, DOLoma Linda, CA 923501508429499
  2. Rachel AllenLoma Linda, CA 923501043607633
  3. Michelle Justine Bonus, BSN, RN, CPHONLoma Linda, CA 923501760010623
  4. Victoria Burghart, MDLoma Linda, CA 923501306473004
  5. Amber CampbellLoma Linda, CA 923501194353375
  6. Laura Chan, MDLoma Linda, CA 923501255745097
  7. Molly Cohn, M.DLoma Linda, CA 923501316334279
  8. Kathleena Danna, DOLoma Linda, CA 923501518527993

Common questions

What is Evan Rolfe Oberholster, MD's NPI number?

Evan Rolfe Oberholster, MD's National Provider Identifier (NPI) is 1831770429, issued on Apr 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Evan Rolfe Oberholster, MD located?

The NPPES record lists a practice address at 11234 Anderson St, Loma Linda, CA, 92350. Phone: (909) 558-4911. Providers update this record themselves, so call before visiting.

How can I verify Evan Rolfe Oberholster, MD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Evan Rolfe Oberholster, MD prescribe under Medicare Part D?

In 2024, Evan Rolfe Oberholster, MD had 178 Medicare Part D claims for 63 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.