Cynthia Weller, M.D.
Anesthesiology Physician · Sunnyvale, CA
Cynthia Weller, M.D. is an anesthesiology physician with a practice address in Sunnyvale, California, and NPI 1750483830, issued on Sep 1, 2006. Check the license (California A84285, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Cynthia Weller
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A84285 CA
Self-reported in NPPES; status is on the state search - Practice location
- 301 Old San Francisco Road, Sunnyvale, CA 94086
- Phone
- (408) 739-6000
- Enumerated
- Sep 1, 2006
- Entity
- Type 1 · individual
Also registered at 301 Old San Francisco Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Douglas Tucker, MDInternal Medicine Physician1619057593
Verify Cynthia Weller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A84285Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Bills Medicare through one group practice
- Sutter Bay Medical FoundationSan Mateo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
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- Maher Abadir, MDTurlock, CA1669491718
- Jerry Abajian, M.D.Napa, CA1851336218
- Carolyn AbbasiLoma Linda, CA1811287311
- Christine Abboud, D.O.Walnut Creek, CA1174901508
- Steven Abboud, MDPalo Alto, CA1619364908
- Therese Abboud, M.D.Coronado, CA1003112913
- Mohammed Abdel Rahim, M.B.CH.BNewport Beach, CA1255520854
Common questions
What is Cynthia Weller, M.D.'s NPI number?
Cynthia Weller, M.D.'s National Provider Identifier (NPI) is 1750483830, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cynthia Weller, M.D. located?
The NPPES record lists a practice address at 301 Old San Francisco Road, Sunnyvale, CA, 94086. Phone: (408) 739-6000. Providers update this record themselves, so call before visiting.
How can I verify Cynthia Weller, M.D.'s license?
NPPES lists California license number A84285, 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), loaded Aug 27, 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) 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 27, 2026.