NPPES file of Aug 9, 2026

Mark Doykos, M.D.

Anesthesiology Physician · Long Beach, CA

Mark Doykos, M.D. is an anesthesiology physician with a practice address in Long Beach, California, and NPI 1659340115, issued on Mar 16, 2006. Check the license (California G37845, 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
1659340115
Name
Mark Doykos
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
G37845 CA
Self-reported in NPPES; status is on the state search
Practice location
2776 Pacific Ave, Long Beach, CA 90806
Phone
(562) 997-2000
Enumerated
Mar 16, 2006
Record last updated
Jul 13, 2026
Medicaid ID
00G378450 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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8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →

Also registered at 2776 Pacific Ave

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

  1. Gary Abrahams, RNRegistered Nurse1962179606
  2. Charles Acholonu, MDPsychiatry Physician1649016312
  3. Paul Aguiar, CRNACertified Registered Nurse Anesthetist1154421956
  4. John Alford, R.PH.Pharmacist1942636949
  5. Parvataneni Arun, M.D.Cardiovascular Disease Physician1538111547
  6. Christara Avaness, DOFamily Medicine Physician1629555628

Verify Mark Doykos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G37845    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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Mark Doykos among 7,571 anesthesiology physician records in California

Mark Doykos, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 53% newer
  • In a Medicare fileNo · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2026 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in California

There are 7,571 anesthesiology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,571 in California → Every provider in Long Beach → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Angeline Barnes, M.D.Long Beach, CA 908061366411217
  2. Christopher Branche, M.D.Long Beach, CA 908061184646549
  3. Thanh Cung, M.D.Long Beach, CA 908061255350336
  4. Quan Dang, M.D.Long Beach, CA 908061649292913
  5. Barry Freeman, M.D.Long Beach, CA 908061225062698
  6. Thomas Ha-Long, M.D.Long Beach, CA 908061891764205
  7. Nikolay Kaminsky, M.D.Long Beach, CA 908061639191794
  8. Martin Kraus, M.D.Long Beach, CA 908061043232291

Common questions

What is Mark Doykos, M.D.'s NPI number?

Mark Doykos, M.D.'s National Provider Identifier (NPI) is 1659340115, issued on Mar 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Doykos, M.D. located?

The NPPES record lists a practice address at 2776 Pacific Ave, Long Beach, CA, 90806. Phone: (562) 997-2000. Providers update this record themselves, so call before visiting.

How can I verify Mark Doykos, M.D.'s license?

NPPES lists California license number G37845, 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.

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.