Marilyn Zwass
Occupational Medicine Physician · Los Angeles, CA
Marilyn Zwass is an occupational medicine physician with a practice address in Los Angeles, California, and NPI 1831566934, issued on Aug 25, 2015. Check the license (California A62733, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marilyn Zwass
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License number
- A62733 CA
Self-reported in NPPES; status is on the state search - Practice location
- 150 N Poinsettia PL, Los Angeles, CA 90036
- Phone
- (818) 784-1354
- Enumerated
- Aug 25, 2015
- Record last updated
- Aug 25, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify Marilyn Zwass in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A62733Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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.
Other occupational medicine physician records in California
- Jean Abbe, M.D.San Francisco, CA1316163231
- Belayneh Abejie, MDFresno, CA1831210756
- Rajy Abulhosn, M.D.San Diego, CA1396753703
- Aboaba Afilaka, M.D.Hilmar, CA1184603706
- Taha Ahmad, MDPanorama City, CA1629126669
- Michael Ajao, M.D.San Diego, CA1871798207
- Zaid Al-Faham, M.D., MPHRiverside, CA1871858910
- A. Al-Pachachi, M.D.Vernon, CA1689786790
- Patricia Alexander, O.T.R./LPaso Robles, CA1083612113
- Nima Alipour, D.O.Hawthorne, CA1639300106
Common questions
What is Marilyn Zwass's NPI number?
Marilyn Zwass's National Provider Identifier (NPI) is 1831566934, issued on Aug 25, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Marilyn Zwass located?
The NPPES record lists a practice address at 150 N Poinsettia PL, Los Angeles, CA, 90036. Phone: (818) 784-1354. Providers update this record themselves, so call before visiting.
How can I verify Marilyn Zwass's license?
NPPES lists California license number A62733, 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.