Nancy Lee Rosser, MD
Psychiatry Physician · Los Angeles, CA
Nancy Lee Rosser, MD is a psychiatry physician with a practice address in Los Angeles, California, and NPI 1033201363, issued on Sep 28, 2006. Check the license (California G15761, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Nancy Lee Rosser
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- G15761 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 S. Barrington Ave., Los Angeles, CA 90094
- Phone
- (310) 472-9000
- Enumerated
- Sep 28, 2006
- Record last updated
- Jul 17, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (310) 476-0503
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Verify Nancy Lee Rosser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G15761Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average psychiatry physician in 2024
192 Medicare Part D claims for 18 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Fluoxetine Hcl17 claims
- Dextroamphetamine-Amphetamine16 claims
- Sertraline Hcl16 claims
- Zolpidem Tartrate15 claims
- Lorazepam13 claims
- Imipramine Hcl12 claims
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.
Nancy Lee Rosser among 8,673 psychiatry physician records in California
Nancy Lee Rosser, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2014 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
987 psychiatry physician records list a practice address in Los Angeles
They are 987 of the 69,537 NPPES records with a practice address in Los Angeles, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Los Angeles → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Marina Bussel, M.DPlaya Vista, CA 900941689910390
- Kimberly Cardillo, M.D.Playa Vista, CA 900941356479752
- Nicole Sfeir Trikha, MDLos Angeles, CA 900941578127338
- Laurie Casaus, MDLos Angeles, CA 900951093755449
- Philip Cogen, M.D.Los Angeles, CA 900951831130426
- Melita Daley, MDLos Angeles, CA 900951982635058
- Michael Enenbach, MDLos Angeles, CA 900951477583953
- Stephanny Freeman, PHDLos Angeles, CA 900951891732194
Common questions
What is Nancy Lee Rosser, MD's NPI number?
Nancy Lee Rosser, MD's National Provider Identifier (NPI) is 1033201363, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Lee Rosser, MD located?
The NPPES record lists a practice address at 200 S. Barrington Ave., Los Angeles, CA, 90094. Phone: (310) 472-9000. Providers update this record themselves, so call before visiting.
How can I verify Nancy Lee Rosser, MD's license?
NPPES lists California license number G15761, 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 Nancy Lee Rosser, MD prescribe under Medicare Part D?
In 2024, Nancy Lee Rosser, MD had 192 Medicare Part D claims for 18 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.