Richard Henry Sieve, M. D.
Obstetrics & Gynecology Physician · San Jose, CA
Richard Henry Sieve, M. D. is an obstetrics & gynecology physician with a practice address in San Jose, California, and NPI 1700982394, issued on Sep 15, 2006. Check the license (California G13569, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Richard Henry Sieve
- Credential
- M. D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- G13569 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5150 Graves Ave, San Jose, CA 95129
- Phone
- (408) 515-5440
- Enumerated
- Sep 15, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (408) 867-2490
- Entity
- Type 1 · individual
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Verify Richard Henry Sieve in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G13569Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
19 Medicare Part D claims, against an average of 165 among the 28,733 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.
Richard Henry Sieve among 5,088 obstetrics & gynecology physician records in California
Richard Henry Sieve, M. D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2007 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in San Jose → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Wun-Yi Tsai, M.D.San Jose, CA 951291588608921
- Kathryn Barron, MDSan Jose, CA 951281356904825
- Melody Besharati, M.D.San Jose, CA 951281023403185
- Ariana Dagdag, MDSan Jose, CA 951281275995862
- Helen Fu, MDSan Jose, CA 951281477736734
- Jacqueline Lou, MDSan Jose, CA 951281336567775
- Khoalinh Luong, M.D.San Jose, CA 951281710152509
- Timothy NardineSan Jose, CA 951281639435969
Common questions
What is Richard Henry Sieve, M. D.'s NPI number?
Richard Henry Sieve, M. D.'s National Provider Identifier (NPI) is 1700982394, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard Henry Sieve, M. D. located?
The NPPES record lists a practice address at 5150 Graves Ave, San Jose, CA, 95129. Phone: (408) 515-5440. Providers update this record themselves, so call before visiting.
How can I verify Richard Henry Sieve, M. D.'s license?
NPPES lists California license number G13569, 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 Richard Henry Sieve, M. D. prescribe under Medicare Part D?
In 2024, Richard Henry Sieve, M. D. had 19 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. 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.