Tack Choon Lam, MD
Occupational Medicine Physician · Los Angeles, CA
Tack Choon Lam, MD is an occupational medicine physician with a practice address in Los Angeles, California, and NPI 1285834861, issued on Jul 20, 2007. Check the license (California A62794, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Tack Choon Lam
- Credential
- MD
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License number
- A62794 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4733 W Sunset Blvd, Los Angeles, CA 90027
- Phone
- (323) 783-4011
- Enumerated
- Jul 20, 2007
- Record last updated
- Sep 23, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest occupational medicine physician records → All 415 in California → Look up another NPI →
Also registered at 4733 W Sunset Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sangeeta Aggarwal, MDInternal Medicine Physician1578655908
Verify Tack Choon Lam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A62794Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Tack Choon Lam among 415 occupational medicine physician records in California
Tack Choon Lam, MD is one of 415 occupational medicine physician records with a practice address in California. 30% 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 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 31% newer
- In a Medicare fileNo · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2008 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Medicine Physician providers in California
There are 415 occupational medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 415 in California → Every provider in Los Angeles → Occupational Medicine Physician nationwide →
The 8 occupational medicine physician records with the nearest ZIP codes
- John Barchilon, MDLos Angeles, CA 900271669520516
- Mark Goldstein, DOLos Angeles, CA 900271396816369
- John Norton, MDLos Angeles, CA 900271710058797
- Bhavesh Robert Pandya, MD, MPHLos Angeles, CA 900271679625032
- Paul Papanek Jr., MDLos Angeles, CA 900271861544223
- Marilyn ZwassLos Angeles, CA 900361831566934
- Delaney Smith, MDLos Angeles, CA 900151255489159
- Tien-Hoa Ko, M.D.Commerce, CA 900401912915489
Common questions
What is Tack Choon Lam, MD's NPI number?
Tack Choon Lam, MD's National Provider Identifier (NPI) is 1285834861, issued on Jul 20, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Tack Choon Lam, MD located?
The NPPES record lists a practice address at 4733 W Sunset Blvd, Los Angeles, CA, 90027. Phone: (323) 783-4011. Providers update this record themselves, so call before visiting.
How can I verify Tack Choon Lam, MD's license?
NPPES lists California license number A62794, 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.