Joseph Delly, MD
Internal Medicine Physician · San Diego, CA
Joseph Delly, MD is an internal medicine physician with a practice address in San Diego, California, and NPI 1992565576, issued on Mar 20, 2024. Check the license (California A208611, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Joseph Delly
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A208611 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4077 Fifth Ave # Mer-35, San Diego, CA 92103
- Phone
- (619) 260-7220
- Enumerated
- Mar 20, 2024
- Record last updated
- Jun 9, 2026
- Medicare enrollment
- Enrolled (PECOS I20260609003222); may accept Medicare assignment
- Medical or professional school
- R Franklin University Of Med & Sci/Chicago Medical School, 2024
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 4077 Fifth Ave # Mer-35
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Harjit Badyal, DPMStudent in an Organized Health Care Education/Training Program1114867488
Verify Joseph Delly in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A208611Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Joseph Delly among 17,696 internal medicine physician records in California
Joseph Delly, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 2024, is newer than over 99% of them.
- NPI issued2024 · over 99% of these records are older, under 1% newer
- In a Medicare fileNo · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2024 · median 2004 among the 11,065 with a school on file
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
961 internal medicine physician records list a practice address in San Diego
They are 961 of the 52,937 NPPES records with a practice address in San Diego, and 17,696 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17,696 in California → Every provider in San Diego → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Hamid Amjadi, DOSan Diego, CA 921031700861333
- Donald Brandon, M.D.San Diego, CA 921031740272467
- Daniel Bressler, M.D.San Diego, CA 921031700887726
- Eric Dahms, M.D.San Diego, CA 921031306808464
- Janette Gray, M.D.San Diego, CA 921031295721876
- San Hsieh, MDSan Diego, CA 921031851388847
- Arthur Kingsbury, M.D.San Diego, CA 921031144216284
- Timothy O'Neill, M.D.San Diego, CA 921031831172295
Common questions
What is Joseph Delly, MD's NPI number?
Joseph Delly, MD's National Provider Identifier (NPI) is 1992565576, issued on Mar 20, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Delly, MD located?
The NPPES record lists a practice address at 4077 Fifth Ave # Mer-35, San Diego, CA, 92103. Phone: (619) 260-7220. Providers update this record themselves, so call before visiting.
How can I verify Joseph Delly, MD's license?
NPPES lists California license number A208611, 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.