JOHN AHMED NEGRON MEDINA MD
NPI 1700411543
Emergency Medicine in Dorado, PR
About John Ahmed Negron Medina Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN AHMED NEGRON MEDINA MD (NPI 1700411543) is an individual emergency medicine provider in Dorado, Puerto Rico, licensed in Puerto Rico (36600R) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Wilson Medical Center, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John Ahmed Negron Medina Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show John Negron Medina reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newport, TN 37821
- Reassigned Medicare billing, North Carolina enrollment
- 557 clinicians in this Medicare group
Jacksonville, NC 28546
- Reassigned Medicare billing, North Carolina enrollment
- 108 clinicians in this Medicare group
Dunn, NC 28334
- Reassigned Medicare billing, North Carolina enrollment
- 373 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Wilson Medical Center
Acute Care Hospitals · Wilson, NCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 00646 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Negron Medina's NPI number?
The NPI number for John Negron Medina is 1700411543. It was assigned to this individual provider in the NPPES registry on March 11, 2020.
Where is John Negron Medina located?
John Negron Medina practices at Sabanera De Dorado, Camino De Susua, 417, Dorado, PR 00646. The listed phone number is (787) 648-0577.
What is John Negron Medina's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is John Negron Medina enrolled in Medicare?
Yes. John Negron Medina is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Negron Medina's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Negron Medina reassigns Medicare benefits to 3 organizations: Emergency Coverage, LLC (Newport, TN), Tarheel Emergency Group, PLLC (Jacksonville, NC) and The Carolinas Emergency Group, PLLC (Dunn, NC). Each 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 Negron Medina's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is John Negron Medina affiliated with any hospitals?
According to CMS data, John Negron Medina is affiliated with Wilson Medical Center.
When was this NPI record last updated?
The NPPES record for John Negron Medina was last updated on April 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 Ahmed Negron Medina, MD · NPI 1700411543
Emergency Medicine physician in Dorado, Puerto Rico. Individual provider, active in the CMS NPPES registry since March 11, 2020.
## Identity
- **NPI:** 1700411543 (Entity type: Individual)
- **Enumerated:** March 11, 2020
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 36600R (Puerto Rico)
- **Sole proprietor:** Yes
## Practice location
- **Address:** SABANERA DE DORADO, CAMINO DE SUSUA, 417, Dorado, PR 00646
- **Phone:** (787) 648-0577
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Emergency Coverage, LLC (NPI 1427005008, Newport, TN); Tarheel Emergency Group, PLLC (NPI 1386388874, Jacksonville, NC); The Carolinas Emergency Group, PLLC (NPI 1477508836, Dunn, NC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** April 3, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1700411543) · Data from the CMS NPPES public registry.