Margaret Guinnip, RDN
Registered Dietitian · Los Angeles, CA
Margaret Guinnip, RDN is a registered dietitian with a practice address in Los Angeles, California, and NPI 1598547457, issued on Oct 16, 2023. Check the license (California 86277400, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Margaret Guinnip
- Credential
- RDN
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 86277400 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Ucla Medical Plz Ste 265, Los Angeles, CA 90095
- Phone
- (310) 825-0867
- Enumerated
- Oct 16, 2023
- Record last updated
- Aug 2, 2024
- Entity
- Type 1 · individual
Also registered at 200 Ucla Medical Plz Ste 265
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Margaret Guinnip in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 86277400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Registered Dietitian providers in California
There are 7,148 registered dietitian records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other registered dietitian records in California
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Common questions
What is Margaret Guinnip, RDN's NPI number?
Margaret Guinnip, RDN's National Provider Identifier (NPI) is 1598547457, issued on Oct 16, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Guinnip, RDN located?
The NPPES record lists a practice address at 200 Ucla Medical Plz Ste 265, Los Angeles, CA, 90095. Phone: (310) 825-0867. Providers update this record themselves, so call before visiting.
How can I verify Margaret Guinnip, RDN's license?
NPPES lists California license number 86277400, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.