NPPES file of Aug 9, 2026

Mark Hestrin, M.D.

Anesthesiology Physician · Agoura Hills, CA

Mark Hestrin, M.D. is an anesthesiology physician with a practice address in Agoura Hills, California, and NPI 1417125600, issued on Feb 11, 2008. Check the license (California G062996, 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
1417125600
Name
Mark Hestrin
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
G062996 CA
D0043563 MD
Self-reported in NPPES; status is on the state search
Practice location
29525 Canwood St Ste 220, Agoura Hills, CA 91301
Phone
(310) 903-1980
Enumerated
Feb 11, 2008
Record last updated
Jul 13, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20041004001147); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 1986
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 29525 Canwood St Ste 220

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

  1. Justin Diedrich, MDGynecology Physician1396978037

Verify Mark Hestrin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G062996
    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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89% fewer Medicare Part D claims than the average anesthesiology physician in 2024

45 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D.

  1. Mark Hestrin45
  2. Specialty average402

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.

Mark Hestrin among 7,571 anesthesiology physician records in California

Mark Hestrin, 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. Its NPI, issued in 2008, is newer than 57% of them.

  • NPI issued2008 · 57% of these records are older, 39% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1986 · median 2006 among the 4,868 with a school on file
  • Record last updated2019 · 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.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Mitchell Weksler, M.D.Agoura Hills, CA 913011922493469
  2. Nadia Basharkhah, M.DCalabasas, CA 913021962747873
  3. Charles Park, M.D.Calabasas, CA 913021669408571
  4. Harkshim Yoo, M. D.West Hills, CA 913041285652644
  5. Sergey Belikov, M.D.West Hills, CA 913071306883111
  6. Alfonso Cardenas, M.D.West Hills, CA 913071811963051
  7. Raffi Dishakjian, M.D.West Hills, CA 913071073538708
  8. Steven Ecoff, D.O.West Hills, CA 913071093780900

Common questions

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

Mark Hestrin, M.D.'s National Provider Identifier (NPI) is 1417125600, issued on Feb 11, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Mark Hestrin, M.D. located?

The NPPES record lists a practice address at 29525 Canwood St Ste 220, Agoura Hills, CA, 91301. Phone: (310) 903-1980. Providers update this record themselves, so call before visiting.

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

NPPES lists California license number G062996, 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 Mark Hestrin, M.D. prescribe under Medicare Part D?

In 2024, Mark Hestrin, M.D. had 45 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.

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.