Jade Ericka Gaines, M.D.
Endocrinology, Diabetes & Metabolism Physician · Union City, CA
Jade Ericka Gaines, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Union City, California, and NPI 1992883748, issued on Nov 1, 2006. Check the license (California A60100, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jade Ericka Gaines
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- A60100 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3553 Whipple RD, Union City, CA 94587
- Phone
- (510) 454-1000
- Enumerated
- Nov 1, 2006
- Record last updated
- Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00A601000 CA
- Medicare enrollment
- Enrolled (PECOS I20110518000005); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1994
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 3553 Whipple RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jade Ericka Gaines in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A60100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
435 Medicare Part D claims for 111 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium164 claims
- Methimazole70 claims
- Hydrocortisone43 claims
- Calcitriol30 claims
- Forteo18 claims
- Alendronate Sodium14 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
- Permanente Medical Group IncRichmond, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jade Ericka Gaines among 1,131 endocrinology, diabetes & metabolism physician records in California
Jade Ericka Gaines, M.D. is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% 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, 54% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1994 · median 2003 among the 779 with a school on file
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
All 1,131 in California → Every provider in Union City → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Michael Getzell, M.D.Union City, CA 945871174601942
- Anjana Harnoor, MDUnion City, CA 945871023196839
- Shefali Dham, M.D.Pleasanton, CA 945881184808750
- Jennifer Fuh, DOPleasanton, CA 945881427409234
- Nishkala Gutta, MDPleasanton, CA 945881912348871
- Aswathi Kumar, MDPleasanton, CA 945881801283767
- Raymundo Punzalan, M.D.Pleasanton, CA 945881194721373
- Nimmy Rodrigues, MDPleasanton, CA 945881912306796
Common questions
What is Jade Ericka Gaines, M.D.'s NPI number?
Jade Ericka Gaines, M.D.'s National Provider Identifier (NPI) is 1992883748, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jade Ericka Gaines, M.D. located?
The NPPES record lists a practice address at 3553 Whipple RD, Union City, CA, 94587. Phone: (510) 454-1000. Providers update this record themselves, so call before visiting.
How can I verify Jade Ericka Gaines, M.D.'s license?
NPPES lists California license number A60100, 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 Jade Ericka Gaines, M.D. prescribe under Medicare Part D?
In 2024, Jade Ericka Gaines, M.D. had 435 Medicare Part D claims for 111 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.