NPPES file of Aug 9, 2026

Mark Choi, MD

Surgery Physician · Los Angeles, CA

Mark Choi, MD is a surgery physician with a practice address in Los Angeles, California, and NPI 1629348495, issued on Jan 10, 2012. Check the license (California A123714, 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
1629348495
Name
Mark Choi
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
A123714 CA
Self-reported in NPPES; status is on the state search
Practice location
4760 W Sunset Blvd FL 3, Los Angeles, CA 90027
Phone
(800) 954-8000
Enumerated
Jan 10, 2012
Record last updated
Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170919003521); accepts Medicare assignment
Medical or professional school
University Of Miami, Lm Miller School Of Medicine, 2010
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 4760 W Sunset Blvd FL 3

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

  1. Michael Chang, MD, MPHThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1881681914
  2. Michele Fujimoto, M.D.Surgery Physician1508124413
  3. Madhur Merchant, M.D.Urology Physician1518225507
  4. Michael Moneyhon, MDSurgery Physician1467712018
  5. James Mykytenko, MDSurgery Physician1750565230
  6. Michael Tam, M.D.Surgery Physician1720306772

Verify Mark Choi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A123714
    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. Southern California Permanente Medical GroupLos Angeles, CA

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

Mark Choi among 3,118 surgery physician records in California

Mark Choi, MD is one of 3,118 surgery physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 73% of them.

  • NPI issued2012 · 73% of these records are older, 25% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2010 · median 2003 among the 1,901 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in California

There are 3,118 surgery physician records in California.

The 8 surgery physician records with the nearest ZIP codes

  1. Kenneth Barron, MDLos Angeles, CA 900271215085014
  2. Hans-Peter Boksberger, MDLos Angeles, CA 900271295806172
  3. Harsimran Brara, MDLos Angeles, CA 900271437220498
  4. Sang Choi, M.D.Los Angeles, CA 900271083714448
  5. John Collins, MDLos Angeles, CA 900271770654733
  6. Michael Fong, M.D.Los Angeles, CA 900271568668366
  7. Jo Carol Hiatt, MDLos Angeles, CA 900271972662542
  8. Charles Hunter, MDLos Angeles, CA 900271417930215

Common questions

What is Mark Choi, MD's NPI number?

Mark Choi, MD's National Provider Identifier (NPI) is 1629348495, issued on Jan 10, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Mark Choi, MD located?

The NPPES record lists a practice address at 4760 W Sunset Blvd FL 3, Los Angeles, CA, 90027. Phone: (800) 954-8000. Providers update this record themselves, so call before visiting.

How can I verify Mark Choi, MD's license?

NPPES lists California license number A123714, 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.