Richard Marrs, M.D.
Reproductive Endocrinology Physician · Los Angeles, CA
Richard Marrs, M.D. is a reproductive endocrinology physician with a practice address in Los Angeles, California, and NPI 1639224629, issued on Jan 23, 2007. Check the license (California C37422, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Richard Marrs
- Credential
- M.D.
- Primary taxonomy
- Reproductive Endocrinology Physician 207VE0102X
- License numbers
- C37422 CA
E2705 TX
7083173-1205 UT
Self-reported in NPPES; status is on the state search - Practice location
- 11818 Wilshire Blvd, Los Angeles, CA 90025
- Phone
- (310) 828-4008
- Enumerated
- Jan 23, 2007
- Entity
- Type 1 · individual
Also registered at 11818 Wilshire Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kelly Baek, MDReproductive Endocrinology Physician1144385212
- Veronica Burwick, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1477081305
- Leland Foshag, M.D.Surgical Oncology Physician1659441293
- Charles March, M.D.Reproductive Endocrinology Physician1427101591
- Guy Ringler, M.D.Reproductive Endocrinology Physician1962557967
Verify Richard Marrs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C37422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Industry payments in 2024: $100.25
1 payment, mostly food and beverage; the largest payer was Ferring Pharmaceuticals Inc.. The 844 providers of this specialty with any payment received $1,322.91 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Reproductive Endocrinology Physician providers in California
There are 220 reproductive endocrinology physician records in California.
Other reproductive endocrinology physician records in California
- Mary Abusief, M.D.East Palo Alto, CA1639206733
- Brian Acacio, M.D.Laguna Niguel, CA1952313140
- Geoffrey Adamson, M.D.Mountain View, CA1780781690
- Jennifer Agard, M.D.Greenbrae, CA1003044553
- Zain Al-Safi, M.D.Los Angeles, CA1578728317
- Robert Anderson, M.D.Newport Beach, CA1023126562
- Helen AnglinSan Diego, CA1952721243
- John ArpelsLarkspur, CA1437229333
- Ramchandra Rao Ayyagari, M.D.Bakersfield, CA1942230644
- Kelly Baek, MDLos Angeles, CA1144385212
Common questions
What is Richard Marrs, M.D.'s NPI number?
Richard Marrs, M.D.'s National Provider Identifier (NPI) is 1639224629, issued on Jan 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Richard Marrs, M.D. located?
The NPPES record lists a practice address at 11818 Wilshire Blvd, Los Angeles, CA, 90025. Phone: (310) 828-4008. Providers update this record themselves, so call before visiting.
How can I verify Richard Marrs, M.D.'s license?
NPPES lists California license number C37422, 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.