Jessica Hamilton, M.D.
Family Medicine Physician · Oakland, CA
Jessica Hamilton, M.D. is a family medicine physician with a practice address in Oakland, California, and NPI 1407116007, issued on May 17, 2012. Check the license (California 123206, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jessica Hamilton
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 123206 CA
21478 NV
Self-reported in NPPES; status is on the state search - Practice location
- 8480 Enterprise Way, Oakland, CA 94621
- Phone
- (510) 746-4700
- Enumerated
- May 17, 2012
- Record last updated
- Oct 21, 2025
- Medicare enrollment
- Enrolled (PECOS I20211011002304); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 8480 Enterprise Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Renee Bettencourt-Hernandez, RNRegistered Nurse1477041754
- Meryl Joy Cantoria, RNRegistered Nurse1891470126
- Michelle Derman, WHNPWomen's Health Nurse Practitioner1962828244
- Hana Kim, RNRegistered Nurse1023555000
- Sabrina LabradorRegistered Nurse1407596968
- Thao Le, RNRegistered Nurse1083477053
Verify Jessica Hamilton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 123206Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family medicine physician in 2024
89 Medicare Part D claims for 14 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium13 claims
- Gabapentin11 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.
Bills Medicare through one group practice
- Western Sierra Medical Clinic IncPenn Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jessica Hamilton among 17,133 family medicine physician records in California
Jessica Hamilton, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 66% of them.
- NPI issued2012 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2011 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 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 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Oakland → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Fahmida Akhter AlamOakland, CA 946121902334451
- Wei (wendy) Diao, MDOakland, CA 946121568849743
- Francisco Javier Diaz Diaz, M.D.Oakland, CA 946121497946313
- Kristen Frimpong-Boateng, M.D.Oakland, CA 946121720442601
- Zoe Ginsburg, MDOakland, CA 946121538664628
- Mark Lin, M.D.Oakland, CA 946121518252816
- Lesley Lindley, DOOakland, CA 946121740466945
- Thiennga Nguyen, M.D.Oakland, CA 946121366624892
Common questions
What is Jessica Hamilton, M.D.'s NPI number?
Jessica Hamilton, M.D.'s National Provider Identifier (NPI) is 1407116007, issued on May 17, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Jessica Hamilton, M.D. located?
The NPPES record lists a practice address at 8480 Enterprise Way, Oakland, CA, 94621. Phone: (510) 746-4700. Providers update this record themselves, so call before visiting.
How can I verify Jessica Hamilton, M.D.'s license?
NPPES lists California license number 123206, 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 Jessica Hamilton, M.D. prescribe under Medicare Part D?
In 2024, Jessica Hamilton, M.D. had 89 Medicare Part D claims for 14 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.