NPPES file of Aug 9, 2026

Steven Allen Barr, M.D.

Internal Medicine Physician · Ventura, CA

Steven Allen Barr, M.D. is an internal medicine physician with a practice address in Ventura, California, and NPI 1972666980, issued on Dec 19, 2006. Check the license (California G48546, 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
1972666980
Name
Steven Allen Barr
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G48546 CA
Self-reported in NPPES; status is on the state search
Practice location
120 N Ashwood Ave, Ventura, CA 93003
Phone
(805) 658-5800
Enumerated
Dec 19, 2006
Record last updated
Dec 26, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(805) 639-0786
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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8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →

Also registered at 120 N Ashwood Ave

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

  1. Safwan Alboiny, M.D.Neurology Physician1427228956
  2. Patricia Almaguer Auchard, M.D.Pediatrics Physician1881695690
  3. Candice Becker-Schwarm, CNMAdvanced Practice Midwife1710039680
  4. Veronica Butler, M.D.Family Medicine Physician1063472736
  5. Lisa Carbonell, MDObstetrics & Gynecology Physician1861780215
  6. Linda England, M.D.Family Medicine Physician1063575900

Verify Steven Allen Barr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G48546    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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53% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,481 Medicare Part D claims for 215 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 45 claims were for opioids.

  1. Steven Barr1,481
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium163 claims
  2. Amlodipine Besylate69 claims
  3. Metformin Hcl58 claims
  4. Omeprazole55 claims
  5. Losartan Potassium44 claims
  6. Lisinopril37 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.

Industry payments in 2024: $29.02

1 payment: food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steven Barr$29.02
  2. Specialty average$1,303.06

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

Steven Allen Barr among 17,696 internal medicine physician records in California

Steven Allen Barr, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2013 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

68 internal medicine physician records list a practice address in Ventura

They are 68 of the 4,435 NPPES records with a practice address in Ventura, and 17,696 internal medicine physician records in California.

All 17,696 in California → Every provider in Ventura → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Deborah Carlson, M.D.Ventura, CA 930031942231121
  2. James Estes, M.D.Ventura, CA 930031336176098
  3. Doina Galiatzatos, M.D.Ventura, CA 930031548206089
  4. Scott Goodfriend, M.D.Ventura, CA 930031982636965
  5. Arthur Inoshita, MDVentura, CA 930031932105277
  6. Albert Kam, M.D.Ventura, CA 930031114953593
  7. Karen Lockwood, MDVentura, CA 930031558330399
  8. James Mitchell, MDVentura, CA 930031598705485

Common questions

What is Steven Allen Barr, M.D.'s NPI number?

Steven Allen Barr, M.D.'s National Provider Identifier (NPI) is 1972666980, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Steven Allen Barr, M.D. located?

The NPPES record lists a practice address at 120 N Ashwood Ave, Ventura, CA, 93003. Phone: (805) 658-5800. Providers update this record themselves, so call before visiting.

How can I verify Steven Allen Barr, M.D.'s license?

NPPES lists California license number G48546, 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 Steven Allen Barr, M.D. prescribe under Medicare Part D?

In 2024, Steven Allen Barr, M.D. had 1,481 Medicare Part D claims for 215 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.