NPPES file of Aug 9, 2026

Ronald Jeffrey Barr, M.D.

Dermatopathology (Pathology) Physician · Laguna Beach, CA

Ronald Jeffrey Barr, M.D. is a dermatopathology (pathology) physician with a practice address in Laguna Beach, California, and NPI 1972608016, issued on Sep 13, 2006. Check the license (California C33956, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972608016
Name
Ronald Jeffrey Barr
Credential
M.D.
Primary taxonomy
Dermatopathology (Pathology) Physician 207ZD0900X
License number
C33956 CA
Self-reported in NPPES; status is on the state search
Practice location
31872 Coast Hwy, Laguna Beach, CA 92651
Phone
(949) 499-7288
Enumerated
Sep 13, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(949) 499-7248
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 31872 Coast Hwy

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

  1. Andrew Adams, MDEmergency Medicine Physician1174085260
  2. Stuart Anderson, M.D.Anesthesiology Physician1306869201
  3. Mary Ashkenaze, M.D.Emergency Medicine Physician1912011453
  4. Josephine BangPharmacist1487313573
  5. Nancy Boerner, M.D.Internal Medicine Physician1154416451
  6. Michael Bower, M.D.Emergency Medicine Physician1215041751

Verify Ronald Jeffrey 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 C33956
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 79.4 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 score75.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Ronald Jeffrey Barr among 47 dermatopathology (pathology) physician records in California

Ronald Jeffrey Barr, M.D. is one of 47 dermatopathology (pathology) 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 55% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2007 · 74% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZD0900X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 dermatopathology (pathology) physician records list a practice address in Laguna Beach

They are 6 of the 505 NPPES records with a practice address in Laguna Beach, and 47 dermatopathology (pathology) physician records in California.

The 8 dermatopathology (pathology) physician records with the nearest ZIP codes

  1. Raul Delrosario, M.D.Laguna Beach, CA 926511548367402
  2. Joseph Hillman, M.D.Laguna Beach, CA 926511306950415
  3. Lawrence Machtinger, M.D.Laguna Beach, CA 926511750488607
  4. Raelynn Tucker, M.D.Laguna Beach, CA 926511356577258
  5. Christopher Vanley, M.D.Laguna Beach, CA 926511043318512
  6. Julie Duquette, M.D.Newport Beach, CA 926601659471498
  7. Michelle Hure, M.D.San Juan Capistrano, CA 926751760656169
  8. Roupen Yaghsezian, MDLaguna Niguel, CA 926771215051669

Common questions

What is Ronald Jeffrey Barr, M.D.'s NPI number?

Ronald Jeffrey Barr, M.D.'s National Provider Identifier (NPI) is 1972608016, issued on Sep 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ronald Jeffrey Barr, M.D. located?

The NPPES record lists a practice address at 31872 Coast Hwy, Laguna Beach, CA, 92651. Phone: (949) 499-7288. Providers update this record themselves, so call before visiting.

How can I verify Ronald Jeffrey Barr, M.D.'s license?

NPPES lists California license number C33956, 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.

What is Ronald Jeffrey Barr, M.D.'s MIPS final score?

The 2023 MIPS final score is 79.4 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.