Sonia Kamath, MD
Dermatology Physician · Sunnyvale, CA
Sonia Kamath, MD is a dermatology physician with a practice address in Sunnyvale, California, and NPI 1821480757, issued on Mar 2, 2015. Check the license (California A138831, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sonia Kamath
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- A138831 CA
Self-reported in NPPES; status is on the state search - Practice location
- 401 Old San Francisco RD, Sunnyvale, CA 94086
- Phone
- (650) 934-7676
- Enumerated
- Mar 2, 2015
- Record last updated
- Jul 21, 2023
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 401 Old San Francisco RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sonia Kamath in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A138831Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $296.65
6 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Sonia Kamath among 2,083 dermatology physician records in California
Sonia Kamath, MD is one of 2,083 dermatology physician records with a practice address in California. 83% 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 77% of them.
- NPI issued2015 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2023 · 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 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in California
There are 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Sunnyvale → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Nina Hansra, M.D.Sunnyvale, CA 940861437486891
- Susan Huang, MDSunnyvale, CA 940861124256284
- Eliana Krulig, M.D.Sunnyvale, CA 940861497984587
- Helen Lee, MDSunnyvale, CA 940861023540796
- Duy Tran, MDSunnyvale, CA 940861679035208
- Simran Chadha, M.D.Sunnyvale, CA 940871932626140
- Paul Hoesly, MDSunnyvale, CA 940871376954529
- Bernard Recht, M.D.Sunnyvale, CA 940871780617100
Common questions
What is Sonia Kamath, MD's NPI number?
Sonia Kamath, MD's National Provider Identifier (NPI) is 1821480757, issued on Mar 2, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Sonia Kamath, MD located?
The NPPES record lists a practice address at 401 Old San Francisco RD, Sunnyvale, CA, 94086. Phone: (650) 934-7676. Providers update this record themselves, so call before visiting.
How can I verify Sonia Kamath, MD's license?
NPPES lists California license number A138831, 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.
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.