Marcia Whalen, D.O.
Family Medicine Physician · Laguna Hills, CA
Marcia Whalen, D.O. is a family medicine physician with a practice address in Laguna Hills, California, and NPI 1578502829, issued on Jun 5, 2006. Check the license (California 20A7750, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marcia Whalen
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A7750 CA
Self-reported in NPPES; status is on the state search - Practice location
- 22921 Triton Way, Laguna Hills, CA 92653
- Phone
- (949) 366-1053
- Enumerated
- Jun 5, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (949) 916-7710
- Entity
- Type 1 · individual
Also registered at 22921 Triton Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erin Baker, NPFamily Nurse Practitioner1164534368
- Patricia Gifford, MDGeriatric Medicine (Internal Medicine) Physician1487725552
- Barbara Knapp-Colston, ANPAdult Health Nurse Practitioner1235205071
- Maria Koziol, NPFamily Nurse Practitioner1407801368
- Cheryl Villasenor, NPFamily Nurse Practitioner1952356925
- Norman Vinn, D.O.Geriatric Medicine (Family Medicine) Physician1568417525
Verify Marcia Whalen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A7750Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36 family medicine physician records list a practice address in Laguna Hills
They are 36 of the 2,069 NPPES records with a practice address in Laguna Hills, and 17,133 family medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 36 in Laguna Hills → All 17,133 in California → Every provider in Laguna Hills →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Marcia Whalen, D.O.'s NPI number?
Marcia Whalen, D.O.'s National Provider Identifier (NPI) is 1578502829, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marcia Whalen, D.O. located?
The NPPES record lists a practice address at 22921 Triton Way, Laguna Hills, CA, 92653. Phone: (949) 366-1053. Providers update this record themselves, so call before visiting.
How can I verify Marcia Whalen, D.O.'s license?
NPPES lists California license number 20A7750, 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.