DR. STEPHANIE MARTINEZ MD
NPI 1144754516
Pediatrics - Neonatal-Perinatal Medicine in Chapel Hill, NC
About Dr. Stephanie Martinez Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEPHANIE MARTINEZ MD (NPI 1144754516) is an individual neonatal-perinatal medicine provider in Chapel Hill, North Carolina, licensed in North Carolina (2026-03049) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Stephanie Martinez Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Stephanie Martinez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Memphis, TN 38119
- Reassigned Medicare billing, Tennessee enrollment
- 157 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.
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
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 Stephanie Martinez's NPI number?
The NPI number for Stephanie Martinez is 1144754516. It was assigned to this individual provider in the NPPES registry on April 12, 2017.
Where is Stephanie Martinez located?
Stephanie Martinez practices at 101 Manning Dr, Chapel Hill, NC 27514. The listed phone number is (984) 974-1000.
What is Stephanie Martinez's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.
Is Stephanie Martinez enrolled in Medicare?
Yes. Stephanie Martinez is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Stephanie Martinez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Martinez reassigns Medicare benefits to Ut Medical Group Inc (Memphis, TN). 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 Stephanie Martinez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephanie Martinez accept?
Health plans from Cigna Healthcare and Molina Healthcare list Stephanie Martinez as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Stephanie Martinez was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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. Stephanie Martinez, MD · NPI 1144754516
Neonatal-Perinatal Medicine physician in Chapel Hill, North Carolina. Individual provider, active in the CMS NPPES registry since April 12, 2017.
## Identity
- **NPI:** 1144754516 (Entity type: Individual)
- **Enumerated:** April 12, 2017
- **Primary specialty:** Pediatrics - Neonatal-Perinatal Medicine · taxonomy 2080N0001X
- **State license:** 2026-03049 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 MANNING DR, Chapel Hill, NC 27514-4220
- **Phone:** (984) 974-1000
## 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:** Ut Medical Group Inc (NPI 1780676650, Memphis, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 14, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1144754516) · Data from the CMS NPPES public registry.