JOHN JAY GARGUS MD
NPI 1750461802
Medical Genetics - Clinical Genetics (M.D.) in Orange, CA
About John Jay Gargus Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN JAY GARGUS MD (NPI 1750461802) is an individual clinical genetics (m.d.) provider in Orange, California, licensed in California (000000G76579) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
John Jay Gargus Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Jay Gargus reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 143 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ORANGE, CA 92868
ORANGE, CA 92868
ORANGE, CA 92868
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Jay Gargus's NPI number?
The NPI number for John Jay Gargus is 1750461802. It was assigned to this individual provider in the NPPES registry on October 16, 2006.
Where is John Jay Gargus located?
John Jay Gargus practices at Uci Medical Center 101 The City Drive South, Orange, CA 92868. The listed phone number is (714) 456-8978.
What is John Jay Gargus's specialty?
The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.
Is John Jay Gargus enrolled in Medicare?
Yes. John Jay Gargus is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Jay Gargus's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Jay Gargus reassigns Medicare benefits to Uc Regents Uci Dept Of Pediatrics (Orange, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Jay Gargus's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Jay Gargus was last updated on March 4, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# John Jay Gargus, MD · NPI 1750461802
Clinical Genetics (M.D.) physician in Orange, California. Individual provider, active in the CMS NPPES registry since October 16, 2006.
## Identity
- **NPI:** 1750461802 (Entity type: Individual)
- **Enumerated:** October 16, 2006
- **Primary specialty:** Medical Genetics - Clinical Genetics (M.D.) · taxonomy 207SG0201X
- **State license:** 000000G76579 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** UCI MEDICAL CENTER, 101 THE CITY DRIVE SOUTH, Orange, CA 92868
- **Phone:** (714) 456-8978
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Uc Regents Uci Dept Of Pediatrics (NPI 1235187311, Orange, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 4, 2008
- **Other identifiers:** Medicare PIN WG76579A (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1750461802) · Data from the CMS NPPES public registry.