Sarah Kalliath, DO
Family Medicine Physician · South San Francisco, CA
Sarah Kalliath, DO is a family medicine physician with a practice address in South San Francisco, California, and NPI 1477948313, issued on Mar 30, 2015. Check the license (California 19154, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sarah Kalliath
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 19154 CA
Self-reported in NPPES; status is on the state search - Practice location
- 365 Oyster Point Blvd Ste 300, South San Francisco, CA 94080
- Phone
- (844) 352-6567
- Enumerated
- Mar 30, 2015
- Record last updated
- Jul 15, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Sarah Kalliath in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 19154Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
25 Medicare Part D claims for 15 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Sarah Kalliath among 17,133 family medicine physician records in California
Sarah Kalliath, DO is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 74% of them.
- NPI issued2015 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in South San Francisco → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Patricio Barajas, MDSouth San Francisco, CA 940801336879691
- Ursula Barghouth, DO MHA MPH CWSP RPVISouth San Francisco, CA 940801346652559
- Romeo David, M.D.South San Francisco, CA 940801164463386
- Danielle Dondiego, D.O.South San Francisco, CA 940801982947610
- Diane Gonzalez, MDSouth San Francisco, CA 940801295813772
- James Ha, DOSouth San Francisco, CA 940801215465927
- David Hamilton, MDSouth San Francisco, CA 940801942734082
- Romeo Lim, M.D.South San Francisco, CA 940801598726895
Common questions
What is Sarah Kalliath, DO's NPI number?
Sarah Kalliath, DO's National Provider Identifier (NPI) is 1477948313, issued on Mar 30, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Kalliath, DO located?
The NPPES record lists a practice address at 365 Oyster Point Blvd Ste 300, South San Francisco, CA, 94080. Phone: (844) 352-6567. Providers update this record themselves, so call before visiting.
How can I verify Sarah Kalliath, DO's license?
NPPES lists California license number 19154, 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 Sarah Kalliath, DO prescribe under Medicare Part D?
In 2024, Sarah Kalliath, DO had 25 Medicare Part D claims for 15 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.