Gregory Austin Joy, MD
Adult Medicine Physician · El Dorado, CA
Gregory Austin Joy, MD is an adult medicine physician with a practice address in El Dorado, California, and NPI 1114635406, issued on Nov 7, 2022. Check the license (California C29503, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Gregory Austin Joy
- Credential
- MD
- Primary taxonomy
- Adult Medicine Physician 207QA0505X
- License number
- C29503 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6221 Monitor RD, El Dorado, CA 95623
- Phone
- (530) 622-9522
- Enumerated
- Nov 7, 2022
- Record last updated
- Nov 7, 2022
- Fax
- (530) 626-6888
- Entity
- Type 1 · individual
8 nearest adult medicine physician records → All 386 in California → Look up another NPI →
Verify Gregory Austin Joy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C29503Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Gregory Austin Joy among 386 adult medicine physician records in California
Gregory Austin Joy, MD is one of 386 adult medicine physician records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2022, is newer than 91% of them.
- NPI issued2022 · 91% of these records are older, 6% newer
- In a Medicare fileNo · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- 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 207QA0505X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 adult medicine physician record lists a practice address in El Dorado
They are 1 of the 16 NPPES records with a practice address in El Dorado, and 386 adult medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 386 in California → Every provider in El Dorado → Adult Medicine Physician nationwide →
The 8 adult medicine physician records with the nearest ZIP codes
- Victoria Ryan, MDCitrus Heights, CA 956211326579541
- Ahmad Ahmadzia, M.D.Fair Oaks, CA 956281023431152
- Rita Azzam Caso, D.O.Folsom, CA 956301518022219
- Marcello Caso, MD, DCFolsom, CA 956301629238027
- Bernadette Kelly, MDFolsom, CA 956301407831530
- Donna Kono, M.D.Davis, CA 956161902994437
- Manh Pham, M.D.Citrus Heights, CA 956101275854507
- Norman Kikuchi, MDCarmichael, CA 956081558534552
Common questions
What is Gregory Austin Joy, MD's NPI number?
Gregory Austin Joy, MD's National Provider Identifier (NPI) is 1114635406, issued on Nov 7, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Austin Joy, MD located?
The NPPES record lists a practice address at 6221 Monitor RD, El Dorado, CA, 95623. Phone: (530) 622-9522. Providers update this record themselves, so call before visiting.
How can I verify Gregory Austin Joy, MD's license?
NPPES lists California license number C29503, 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. 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.