NPPES file of Aug 9, 2026

Fred Steve Vernacchia, M.D.

Diagnostic Radiology Physician · San Luis Obispo, CA

Fred Steve Vernacchia, M.D. is a diagnostic radiology physician with a practice address in San Luis Obispo, California, and NPI 1619047891, issued on Nov 8, 2006. Check the license (California G51923, 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
1619047891
Name
Fred Steve Vernacchia
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
G51923 CA
Self-reported in NPPES; status is on the state search
Practice location
1100 Monterey St, San Luis Obispo, CA 93401
Phone
(805) 542-9700
Enumerated
Nov 8, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
00G519230 CA
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 1100 Monterey St

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

  1. Randy Cork, M.D.Diagnostic Radiology Physician1659338093
  2. Gary Hatch, M.D.Diagnostic Radiology Physician1093874075
  3. Lisa Wieler, M.D.Diagnostic Radiology Physician1316011083

Verify Fred Steve Vernacchia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G51923
    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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No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $26.61

1 payment: food and beverage; the largest payer was Progenics Pharmaceuticals, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Fred Vernacchia$26.61
  2. Specialty average$2,488.38

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

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California.

Other diagnostic radiology physician records in California

  1. Jason Aaronson, MDLos Angeles, CA1023145463
  2. Brianna Abadie, M.D.Van Nuys, CA1861811291
  3. Kenric Aban, M.D.Oceanside, CA1336218023
  4. Pablo Abbona, MDLos Angeles, CA1689856239
  5. Rashed AbdelaalRiverside, CA1518726090
  6. Ahmed Abdelhalim, MDRiverside, CA1275162927
  7. Fatemeh Abdollahi Mofakham, MDLos Angeles, CA1659652915
  8. Bennett Abe, MDVisalia, CA1184731283
  9. Stephen Abedon, M.D.Daly City, CA1689628687
  10. Richard Abello, M.D.La Jolla, CA1245205996

Common questions

What is Fred Steve Vernacchia, M.D.'s NPI number?

Fred Steve Vernacchia, M.D.'s National Provider Identifier (NPI) is 1619047891, issued on Nov 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Fred Steve Vernacchia, M.D. located?

The NPPES record lists a practice address at 1100 Monterey St, San Luis Obispo, CA, 93401. Phone: (805) 542-9700. Providers update this record themselves, so call before visiting.

How can I verify Fred Steve Vernacchia, M.D.'s license?

NPPES lists California license number G51923, 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 Fred Steve Vernacchia, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.