NPPES file of Aug 9, 2026

John Aryanpur, M.D.

Neurological Surgery Physician · Eureka, CA

John Aryanpur, M.D. is a neurological surgery physician with a practice address in Eureka, California, and NPI 1578616686, issued on Jan 19, 2007. Check the license (California G76773, 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
1578616686
Name
John Aryanpur
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
G76773 CA
Self-reported in NPPES; status is on the state search
Practice location
2752 Harrison Ave, Eureka, CA 95501
Phone
(707) 268-0190
Enumerated
Jan 19, 2007
Record last updated
Mar 7, 2023
Fax
(707) 269-3791
Medicare enrollment
Enrolled (PECOS I20080424000382); accepts Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 1984
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 2752 Harrison Ave

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

  1. Stephen Dieker, MDAnesthesiology Physician1174731004
  2. Jon Omey, DDSGeneral Practice Dentistry1801806708
  3. Mark Pardoe, M.D.Plastic Surgery Physician1407930209

Verify John Aryanpur in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G76773
    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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Industry payments in 2024: $24.48

1 payment: food and beverage; the largest payer was Boston Scientific Corporation. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Aryanpur$24
  2. Specialty average$14,926

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

Bills Medicare through one group practice

  1. Providence Medical FoundationEureka, CA

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

John Aryanpur among 929 neurological surgery physician records in California

John Aryanpur, M.D. is one of 929 neurological surgery physician records with a practice address in California. 77% 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 38% of them.

  • NPI issued2007 · 38% of these records are older, 48% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1984 · median 2005 among the 612 with a school on file
  • Record last updated2023 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in California

There are 929 neurological surgery physician records in California.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Tiffany Avila Powell, MDEureka, CA 955031528275864
  2. Jamie Messegee, MDEureka, CA 955031285900290
  3. Giac Consiglieri, MDSanta Rosa, CA 954051124208277
  4. Rasha Germain, MDSanta Rosa, CA 954051356521389
  5. Mahmoud Rashidi-Naimabadi, MDSanta Rosa, CA 954041891728788
  6. Rogelio Esparza, MDCarmichael, CA 956081023467685
  7. Joshua Lucas, M.D.Carmichael, CA 956081720402522
  8. Craig Pfeiffer, MDCarmichael, CA 956081639194558

Common questions

What is John Aryanpur, M.D.'s NPI number?

John Aryanpur, M.D.'s National Provider Identifier (NPI) is 1578616686, issued on Jan 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Aryanpur, M.D. located?

The NPPES record lists a practice address at 2752 Harrison Ave, Eureka, CA, 95501. Phone: (707) 268-0190. Providers update this record themselves, so call before visiting.

How can I verify John Aryanpur, M.D.'s license?

NPPES lists California license number G76773, 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.

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.