NPPES file of Aug 9, 2026

David Mark Gudeman, MD

Psychiatry Physician · Simi Valley, CA

David Mark Gudeman, MD is a psychiatry physician with a practice address in Simi Valley, California, and NPI 1831162213, issued on Feb 8, 2006. Check the license (California G69799, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831162213
Name
David Mark Gudeman
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
G69799 CA
Self-reported in NPPES; status is on the state search
Practice location
2650 Jones Way, Simi Valley, CA 93065
Phone
(805) 582-4995
Enumerated
Feb 8, 2006
Record last updated
Jul 13, 2026
Fax
(805) 582-4955
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 2650 Jones Way

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

  1. Dantae Davies, M.D.Specialist1649351941
  2. Kristin Fredrickson, MA MFTMarriage & Family Therapist1407951809
  3. Gene Hapip, DDSGeneral Practice Dentistry1972518850
  4. Sheryl Herson, M.S.Mental Health Counselor1316095888
  5. Wei-Chi Huang, MDPediatrics Physician1326010547
  6. Lindsay JohnsonAddiction (Substance Use Disorder) Counselor1477883700

Verify David Mark Gudeman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G69799
    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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David Mark Gudeman among 8,673 psychiatry physician records in California

David Mark Gudeman, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 67% newer
  • In a Medicare fileNo · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 38% of these records are
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in California

There are 8,673 psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Victoria GoltsmanSimi Valley, CA 930651063536019
  2. Obie Hicks, M.D.Simi Valley, CA 930651174713499
  3. Zachary Hatch, M.D.Santa Paula, CA 930601467730614
  4. Yelena Kulchinskaya, M.D.Santa Paula, CA 930601881750065
  5. Angelo Sadeghpour, MD, PHDSanta Paula, CA 930601790312650
  6. Romana Zvereva, MDSanta Paula, CA 930601619088713
  7. Shimul Barr, MDOxnard, CA 930361437318813
  8. G Blakely, M. D.Oxnard, CA 930361710291067

Common questions

What is David Mark Gudeman, MD's NPI number?

David Mark Gudeman, MD's National Provider Identifier (NPI) is 1831162213, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Mark Gudeman, MD located?

The NPPES record lists a practice address at 2650 Jones Way, Simi Valley, CA, 93065. Phone: (805) 582-4995. Providers update this record themselves, so call before visiting.

How can I verify David Mark Gudeman, MD's license?

NPPES lists California license number G69799, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.