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.
- 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
Verify Ruth Suzanne Fontaine in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A41199Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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.
Most prescribed
- 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.
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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.