Amanda Mercedes Yee, MD
Obstetrics & Gynecology Physician · Castro Valley, CA
Amanda Mercedes Yee, MD is an obstetrics & gynecology physician with a practice address in Castro Valley, California, and NPI 1497316608, issued on Jun 27, 2019. Check the license (California A191702, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Amanda Mercedes Yee
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A191702 CA
Self-reported in NPPES; status is on the state search - Practice location
- 20642 John Dr, Castro Valley, CA 94546
- Phone
- (510) 785-5000
- Enumerated
- Jun 27, 2019
- Record last updated
- Nov 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20231117002440); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2019
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 20642 John Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Albert Ahoy, PA-CPhysician Assistant1356878136
- Ana BermudezObstetrics & Gynecology Physician1679079065
- Kalaokalani Chandler, M.D.Obstetrics & Gynecology Physician1164459947
- Shiven Chaudhry, MDInternal Medicine Physician1528594801
- Corina Clark, P.A.Physician Assistant1720480049
- Ashley Etchison, MDDiagnostic Radiology Physician1962907840
Verify Amanda Mercedes Yee in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A191702Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
50 Medicare Part D claims for 30 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol18 claims
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.
The MIPS final score for 2023 (Medicare payment program): 94.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University Healthcare AllianceCastro Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amanda Mercedes Yee among 5,088 obstetrics & gynecology physician records in California
Amanda Mercedes Yee, MD 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 2019, is newer than 92% of them.
- NPI issued2019 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2019 · median 2004 among the 2,700 with a school on file
- Record last updated2023 · 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 Castro Valley → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Ana BermudezCastro Valley, CA 945461679079065
- Kalaokalani Chandler, M.D.Castro Valley, CA 945461164459947
- Murray Gould, M.D.Castro Valley, CA 945461619985025
- Garima Loharuka, D.O.Castro Valley, CA 945461972897478
- Radhika Madhavan, MDCastro Valley, CA 945461457513053
- Michael McGlynn, MDCastro Valley, CA 945461730255332
- Baotram Nguyen, M.D.Castro Valley, CA 945461255607727
- Samuel Santoro, DOCastro Valley, CA 945461013023795
Common questions
What is Amanda Mercedes Yee, MD's NPI number?
Amanda Mercedes Yee, MD's National Provider Identifier (NPI) is 1497316608, issued on Jun 27, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Amanda Mercedes Yee, MD located?
The NPPES record lists a practice address at 20642 John Dr, Castro Valley, CA, 94546. Phone: (510) 785-5000. Providers update this record themselves, so call before visiting.
How can I verify Amanda Mercedes Yee, MD's license?
NPPES lists California license number A191702, 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 Amanda Mercedes Yee, MD prescribe under Medicare Part D?
In 2024, Amanda Mercedes Yee, MD had 50 Medicare Part D claims for 30 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Amanda Mercedes Yee, MD's MIPS final score?
The 2023 MIPS final score is 94.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.