NPPES file of Aug 9, 2026

Shaun Pak

Anesthesiology Physician · Los Angeles, CA

Shaun Pak is an anesthesiology physician with a practice address in Los Angeles, California, and NPI 1871171207, issued on Mar 29, 2021. Check the license (California A197635, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871171207
Name
Shaun Pak
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
A197635 CA
Self-reported in NPPES; status is on the state search
Practice location
757 Westwood Plaza, Anesthesiology, Los Angeles, CA 90095
Phone
(310) 267-8655
Enumerated
Mar 29, 2021
Record last updated
Jul 31, 2025
Medicare enrollment
Enrolled (PECOS I20250815000935); accepts Medicare assignment
Medical or professional school
University Of Hawaii John A. Burns School Of Medicine, 2021
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 757 Westwood Plaza, Anesthesiology

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

  1. Timothy BuiStudent in an Organized Health Care Education/Training Program1306307202
  2. Justin Chan, MDStudent in an Organized Health Care Education/Training Program1679323695
  3. En ChangStudent in an Organized Health Care Education/Training Program1407795065
  4. Lauren EllisAnesthesiology Physician1316524176
  5. Brian GaoStudent in an Organized Health Care Education/Training Program1467210849
  6. Trevor IdetaStudent in an Organized Health Care Education/Training Program1164925996

Verify Shaun Pak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A197635
    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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Bills Medicare through one group practice

  1. Pacific Valley Medical GroupPasadena, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shaun Pak among 7,571 anesthesiology physician records in California

Shaun Pak 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 2021, is newer than 95% of them.

  • NPI issued2021 · 95% of these records are older, 3% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2021 · median 2006 among the 4,868 with a school on file
  • Record last updated2025 · 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. Cynthia Antin, MDLos Angeles, CA 900951467491365
  2. Ihab Ayad, MDLos Angeles, CA 900951699714543
  3. Judith Brill, MDLos Angeles, CA 900951134168040
  4. Kwok Chan, MDLos Angeles, CA 900951528033545
  5. Daniel Cole, M.D.Los Angeles, CA 900951285618157
  6. Jeanette Derdemezi, MDLos Angeles, CA 900951881643534
  7. Jonathan Ho, MDLos Angeles, CA 900951053369397
  8. Joe Hong, MDLos Angeles, CA 900951972551356

Common questions

What is Shaun Pak's NPI number?

Shaun Pak's National Provider Identifier (NPI) is 1871171207, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Shaun Pak located?

The NPPES record lists a practice address at 757 Westwood Plaza, Anesthesiology, Los Angeles, CA, 90095. Phone: (310) 267-8655. Providers update this record themselves, so call before visiting.

How can I verify Shaun Pak's license?

NPPES lists California license number A197635, 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. 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.