DR. GREDUVEL DURAN M.D.
NPI 1447285994
Specialist in San Juan, PR
About Dr. Greduvel Duran M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GREDUVEL DURAN M.D. (NPI 1447285994) is an individual specialist in San Juan, Puerto Rico, licensed in Puerto Rico (12148) and active in the NPI registry since July 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)
Dr. Greduvel Duran M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Greduvel Duran reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rio Piedras, PR 00923
- Reassigned Medicare billing, Puerto Rico enrollment
- 57 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.
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 Greduvel Duran's NPI number?
The NPI number for Greduvel Duran is 1447285994. It was assigned to this individual provider in the NPPES registry on July 12, 2006.
Where is Greduvel Duran located?
Greduvel Duran practices at Puerto Rico Health Dept Puerto Rico Medical Center, San Juan, PR 00926. The listed phone number is (787) 274-5500.
What is Greduvel Duran's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Greduvel Duran enrolled in Medicare?
Yes. Greduvel Duran is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Greduvel Duran's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Greduvel Duran reassigns Medicare benefits to Departamento De Salud Oficial (Rio Piedras, PR). 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 Greduvel Duran'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 Greduvel Duran was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Greduvel Duran, M.D. · NPI 1447285994
Specialist provider in San Juan, Puerto Rico. Individual provider, active in the CMS NPPES registry since July 12, 2006.
## Identity
- **NPI:** 1447285994 (Entity type: Individual)
- **Enumerated:** July 12, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **State license:** 12148 (Puerto Rico)
- **Sole proprietor:** Yes
## Practice location
- **Address:** PUERTO RICO HEALTH DEPT, PUERTO RICO MEDICAL CENTER, San Juan, PR 00926
- **Phone:** (787) 274-5500
## 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:** Departamento De Salud Oficial (NPI 1154443034, Rio Piedras, PR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN G-65149 (PR)
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Source: [NPI Profile](https://npiprofile.com/npi/1447285994) · Data from the CMS NPPES public registry.