NPPES file of Aug 9, 2026

James Richard Rohlfing, MD

Family Medicine Physician · Oxnard, CA

James Richard Rohlfing, MD is a family medicine physician with a practice address in Oxnard, California, and NPI 1235562158, issued on Aug 14, 2013. Check the license (California A151904, 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
1235562158
Name
James Richard Rohlfing
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
A151904 CA
MD60913447 WA
Self-reported in NPPES; status is on the state search
Practice location
1100 W Gonzales RD, Oxnard, CA 93036
Phone
(805) 988-0053
Enumerated
Aug 14, 2013
Record last updated
Jul 17, 2023
Fax
(805) 988-0554
Medicare enrollment
Enrolled (PECOS I20180712001326); 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 1100 W Gonzales RD

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

  1. Nisha AnthonyDentist1093143703
  2. Maria BonillaMarriage & Family Therapist1407188915
  3. Stephanus Boshoff, D.C.Chiropractor1841345899
  4. Stephanie CekovPhysician Assistant1225756372
  5. Bahram DanaeiGeneral Practice Dentistry1922502202
  6. Rita Deltoro, ACSWClinical Social Worker1184741746

Verify James Richard Rohlfing in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A151904
    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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81% fewer Medicare Part D claims than the average family medicine physician in 2024

675 Medicare Part D claims for 112 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 29 claims were for opioids.

  1. James Rohlfing675
  2. Specialty average3,544

Most prescribed

  1. Gabapentin38 claims
  2. Atorvastatin Calcium36 claims
  3. Metoprolol Succinate34 claims
  4. Levothyroxine Sodium33 claims
  5. Pantoprazole Sodium31 claims
  6. Eliquis28 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 3 group practices

  1. Community Memorial Health SystemVentura, CA
  2. Pacific Inpatient PhysiciansVentura, CA
  3. Seaside Emergency AssociatesVentura, CA

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

James Richard Rohlfing among 17,133 family medicine physician records in California

James Richard Rohlfing, MD 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 2013, is newer than 68% of them.

  • NPI issued2013 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2016 · median 2005 among the 10,652 with a school on file
  • Record last updated2023 · 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).

74 family medicine physician records list a practice address in Oxnard

They are 74 of the 3,211 NPPES records with a practice address in Oxnard, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Timothy Chen, MDOxnard, CA 930361720152002
  2. Christine Dumont, DOOxnard, CA 930361417937467
  3. Daniel Flaming, M.D.Oxnard, CA 930361649255498
  4. John Ford, M.D.Oxnard, CA 930361699851188
  5. Carlos Frias, MDOxnard, CA 930361013962422
  6. Richard Gardner, M.D.Oxnard, CA 930361184644858
  7. Steven Glinka, MDOxnard, CA 930361730392820
  8. Robert O'Hara, M.D.Oxnard, CA 930361902969066

Common questions

What is James Richard Rohlfing, MD's NPI number?

James Richard Rohlfing, MD's National Provider Identifier (NPI) is 1235562158, issued on Aug 14, 2013. An NPI identifies a provider in billing; it is not a license.

Where is James Richard Rohlfing, MD located?

The NPPES record lists a practice address at 1100 W Gonzales RD, Oxnard, CA, 93036. Phone: (805) 988-0053. Providers update this record themselves, so call before visiting.

How can I verify James Richard Rohlfing, MD's license?

NPPES lists California license number A151904, 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 James Richard Rohlfing, MD prescribe under Medicare Part D?

In 2024, James Richard Rohlfing, MD had 675 Medicare Part D claims for 112 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.