Erina Foster, M.D.
Specialist · Sacramento, CA
Erina Foster, M.D. is a specialist with a practice address in Sacramento, California, and NPI 1518987684, issued on Jul 20, 2006. Check the license (California A77486, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erina Foster
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- A77486 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4150 V St, Sacramento, CA 95817
- Phone
- (916) 734-7183
- Enumerated
- Jul 20, 2006
- Record last updated
- Dec 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040819000699); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Also registered at 4150 V St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Erina Foster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license A77486Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average specialist in 2024
1,166 Medicare Part D claims for 425 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Gavilyte-C206 claims
- Pantoprazole Sodium205 claims
- Lactulose104 claims
- Dicyclomine Hcl84 claims
- Mesalamine71 claims
- Xifaxan69 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.
Bills Medicare through one group practice
- Permanente Medical Group IncVacaville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erina Foster among 5,749 specialist records in California
Erina Foster, M.D. is one of 5,749 specialist records with a practice address in California. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 60% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated2000 · median 1989 among the 1,075 with a school on file
- Record last updated2021 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in California
There are 5,749 specialist records in California.
All 5,749 in California → Every provider in Sacramento → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Robert Cardiff, M.D., PH.D.Sacramento, CA 958171871575597
- Jyuhn-Mirng Chen, M.D.Sacramento, CA 958171588647903
- Regina Gandour-Edwards, M.D.Sacramento, CA 958171285616904
- Claudia Greco, M.D.Sacramento, CA 958171629050356
- Ralph Green, M.D.Sacramento, CA 958171700868437
- Lydia Howell, M.D.Sacramento, CA 958171285616920
- Hanne Jensen, M.D.Sacramento, CA 958171598747222
- Thomas Konia, M.D.Sacramento, CA 958171306828033
Common questions
What is Erina Foster, M.D.'s NPI number?
Erina Foster, M.D.'s National Provider Identifier (NPI) is 1518987684, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Erina Foster, M.D. located?
The NPPES record lists a practice address at 4150 V St, Sacramento, CA, 95817. Phone: (916) 734-7183. Providers update this record themselves, so call before visiting.
How can I verify Erina Foster, M.D.'s license?
NPPES lists California license number A77486, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Erina Foster, M.D. prescribe under Medicare Part D?
In 2024, Erina Foster, M.D. had 1,166 Medicare Part D claims for 425 beneficiaries; the average among specialist prescribers was 1,380. 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.