Cynthia Siu-San Yuan, MD
Anesthesiology Physician · San Jose, CA
Cynthia Siu-San Yuan, MD is an anesthesiology physician with a practice address in San Jose, California, and NPI 1679798185, issued on Apr 17, 2007. Check the license (California C157744, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Cynthia Siu-San Yuan
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- C157744 CA
01063859 IN
Self-reported in NPPES; status is on the state search - Practice location
- 2425 Samaritan Dr, San Jose, CA 95124
- Phone
- (408) 399-5546
- Enumerated
- Apr 17, 2007
- Record last updated
- Feb 21, 2022
- Medicaid ID
- 200875140 IN
- Medicare enrollment
- Enrolled (PECOS I20211221001950); accepts Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 2425 Samaritan Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ligia Abohande, FNPFamily Nurse Practitioner1083126684
- Audrey Adams, MDAnesthesiology Physician1023045697
- Ravi Aggu Sher, MDCritical Care Medicine (Internal Medicine) Physician1285898585
- Keyvan Bahadi, MDSurgery Physician1376595314
- Rodney Baker, MDAnesthesiology Physician1912934621
- Ali Bassiri, MDPulmonary Disease Physician1316010275
Verify Cynthia Siu-San Yuan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C157744Check 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
- G2 Anesthesia PCSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cynthia Siu-San Yuan among 7,571 anesthesiology physician records in California
Cynthia Siu-San Yuan, MD is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 43% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2002 · median 2006 among the 4,868 with a school on file
- Record last updated2022 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in San Jose → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Audrey Adams, MDSan Jose, CA 951241023045697
- Rodney Baker, MDSan Jose, CA 951241912934621
- Steven Block, MDSan Jose, CA 951241508895962
- Anthony Bommarito, MDSan Jose, CA 951241164458725
- Richard Briones, MDSan Jose, CA 951241518993047
- Debra Cellar, MDSan Jose, CA 951241992731384
- John Cellar, MDSan Jose, CA 951241073549473
- Rodney Clark, MDSan Jose, CA 951241790716041
Common questions
What is Cynthia Siu-San Yuan, MD's NPI number?
Cynthia Siu-San Yuan, MD's National Provider Identifier (NPI) is 1679798185, issued on Apr 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Cynthia Siu-San Yuan, MD located?
The NPPES record lists a practice address at 2425 Samaritan Dr, San Jose, CA, 95124. Phone: (408) 399-5546. Providers update this record themselves, so call before visiting.
How can I verify Cynthia Siu-San Yuan, MD's license?
NPPES lists California license number C157744, 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.