NPPES file of Aug 9, 2026

Ruth Suzanne Fontaine, M.D., M.A.

General Practice Physician · Sun Valley, CA

Ruth Suzanne Fontaine, M.D., M.A. is a general practice physician with a practice address in Sun Valley, California, and NPI 1144384066, issued on Dec 22, 2006. Check the license (California A41199, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144384066
Name
Ruth Suzanne Fontaine
Credential
M.D., M.A.
Primary taxonomy
General Practice Physician 208D00000X
License numbers
A41199 CA
A 41199 CA
Self-reported in NPPES; status is on the state search
Practice location
8879 Laurel Canyon Blvd, Sun Valley, CA 91352
Phone
(818) 252-2000
Enumerated
Dec 22, 2006
Record last updated
Jan 24, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(818) 252-6896
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Verify Ruth Suzanne Fontaine in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A41199
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

100% fewer Medicare Part D claims than the average general practice physician in 2024

14 Medicare Part D claims, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 14 claims were for opioids.

  1. Ruth Fontaine14
  2. Specialty average3,030

Most prescribed

  1. Hydrocodone-Acetaminophen14 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.

General Practice Physician providers in California

There are 1,956 general practice physician records in California.

Other general practice physician records in California

  1. Hessam Aazami, M.D.Canoga Park, CA1144299173
  2. Ali Abaian, M.D.Los Angeles, CA1316061674
  3. Tahira Abbasi, MDLa Jolla, CA1619062346
  4. Ryan Abbott, M.D.Los Angeles, CA1194016030
  5. Adel Abdelsayed, M.D.Huntington Park, CA1922164961
  6. Kashif Abdullah, M.D. , M.P.HSan Jose, CA1164651212
  7. Ilona Abraham, MDEncino, CA1700939576
  8. Jerry Abraham, MD, MPH, CMQLos Angeles, CA1932514874
  9. Azniv Abrahamian, M.D.North Hollywood, CA1033270293
  10. Elliot Abravanel, MDSan Marino, CA1821610114

Common questions

What is Ruth Suzanne Fontaine, M.D., M.A.'s NPI number?

Ruth Suzanne Fontaine, M.D., M.A.'s National Provider Identifier (NPI) is 1144384066, issued on Dec 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ruth Suzanne Fontaine, M.D., M.A. located?

The NPPES record lists a practice address at 8879 Laurel Canyon Blvd, Sun Valley, CA, 91352. Phone: (818) 252-2000. Providers update this record themselves, so call before visiting.

How can I verify Ruth Suzanne Fontaine, M.D., M.A.'s license?

NPPES lists California license number A41199, 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 Ruth Suzanne Fontaine, M.D., M.A. prescribe under Medicare Part D?

In 2024, Ruth Suzanne Fontaine, M.D., M.A. had 14 Medicare Part D claims; the average among general practice physician prescribers was 3,030. 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.