NPPES file of Aug 9, 2026

James M. Herman, MD

Neurological Surgery Physician · Ventura, CA

James M. Herman, MD is a neurological surgery physician with a practice address in Ventura, California, and NPI 1952396491, issued on Sep 12, 2005. Check the license (California G72516, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952396491
Name
James M. Herman
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
G72516 CA
Self-reported in NPPES; status is on the state search
Practice location
168 N Brent Street, Ventura, CA 93003
Phone
(805) 643-2179
Enumerated
Sep 12, 2005
Record last updated
May 10, 2022
Fax
(805) 643-0672
Medicare enrollment
Enrolled (PECOS I20040115000475); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 1986
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 168 N Brent Street

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

  1. Anand Rajan, MDInternal Medicine Physician1205397437

Verify James M. Herman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G72516
    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

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89% fewer Medicare Part D claims than the average neurological surgery physician in 2024

19 Medicare Part D claims for 12 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. James Herman19
  2. Specialty average172

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 87.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.1
  2. Costout of 100 · 30%56.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $64.58

1 payment: food and beverage; the largest payer was Highridge Medical LLC. 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. James Herman$65
  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. County OF VenturaVentura, CA

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

James M. Herman among 929 neurological surgery physician records in California

James M. Herman, MD 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1986 · median 2005 among the 612 with a school on file
  • Record last updated2022 · 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. Moustapha Abou-Samra, MDVentura, CA 930031194719807
  2. Nathan Oh, D.O.Ventura, CA 930031992115778
  3. Richard Pratt, M.D.Ventura, CA 930031245264878
  4. Aria Sabit, M.D.Ventura, CA 930031659510972
  5. Alan Siu, MDVentura, CA 930031306073457
  6. Nicholas Tarlov, MDVentura, CA 930031639378078
  7. Katherine Wagner, MDVentura, CA 930031093125478
  8. David Westra, M.D.Ventura, CA 930031265645790

Common questions

What is James M. Herman, MD's NPI number?

James M. Herman, MD's National Provider Identifier (NPI) is 1952396491, issued on Sep 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is James M. Herman, MD located?

The NPPES record lists a practice address at 168 N Brent Street, Ventura, CA, 93003. Phone: (805) 643-2179. Providers update this record themselves, so call before visiting.

How can I verify James M. Herman, MD's license?

NPPES lists California license number G72516, 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 M. Herman, MD prescribe under Medicare Part D?

In 2024, James M. Herman, MD had 19 Medicare Part D claims for 12 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

What is James M. Herman, MD's MIPS final score?

The 2023 MIPS final score is 87.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.