NPPES file of Aug 9, 2026

Michael Gorniowsky, M.D.

Family Medicine Physician · Marina Del Rey, CA

Michael Gorniowsky, M.D. is a family medicine physician with a practice address in Marina Del Rey, California, and NPI 1073567442, issued on May 20, 2006. Check the license (California G29723, 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
1073567442
Name
Michael Gorniowsky
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
G29723 CA
Self-reported in NPPES; status is on the state search
Practice location
4644 Lincoln Blvd, Marina Del Rey, CA 90292
Phone
(310) 306-1888
Enumerated
May 20, 2006
Record last updated
Jul 13, 2026
Fax
(310) 577-8290
Medicaid ID
00G279230 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.
Download card Updates feed

Also registered at 4644 Lincoln Blvd

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

  1. Jeffrey Colbert, M.D.Orthopaedic Surgery Physician1487656286
  2. Brian Estwick, MDOphthalmology Physician1003889247
  3. Cornelia Felber, PA-CPhysician Assistant1912035080
  4. Jeremy Korman, M.D.Surgery Physician1508870171
  5. Steven Krems, MDInternal Medicine Physician1972605020
  6. William Lang, M.D.Internal Medicine Physician1366455842

Verify Michael Gorniowsky in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G29723    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

94% fewer Medicare Part D claims than the average family medicine physician in 2024

214 Medicare Part D claims for 36 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 12 claims were for opioids.

  1. Michael Gorniowsky214
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium22 claims
  2. Lisinopril20 claims
  3. Amlodipine Besylate13 claims
  4. Lisinopril-Hydrochlorothiazide13 claims
  5. Metoprolol Tartrate13 claims
  6. Acetaminophen-Codeine12 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.

44 family medicine physician records list a practice address in Marina Del Rey

They are 44 of the 711 NPPES records with a practice address in Marina Del Rey, and 17,133 family medicine physician records in California.

All 44 in Marina Del Rey → All 17,133 in California → Every provider in Marina Del Rey →

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Michael Gorniowsky, M.D.'s NPI number?

Michael Gorniowsky, M.D.'s National Provider Identifier (NPI) is 1073567442, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Gorniowsky, M.D. located?

The NPPES record lists a practice address at 4644 Lincoln Blvd, Marina Del Rey, CA, 90292. Phone: (310) 306-1888. Providers update this record themselves, so call before visiting.

How can I verify Michael Gorniowsky, M.D.'s license?

NPPES lists California license number G29723, 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 Michael Gorniowsky, M.D. prescribe under Medicare Part D?

In 2024, Michael Gorniowsky, M.D. had 214 Medicare Part D claims for 36 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.