DR. MARY COX M.D.
NPI 1104042035
Internal Medicine - Endocrinology, Diabetes & Metabolism in Fort Worth, TX
About Dr. Mary Cox M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY COX M.D. (NPI 1104042035) is an individual endocrinology, diabetes & metabolism provider in Fort Worth, Texas, licensed in Texas (N7610) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS, is affiliated with Cook Childrens Medical Center, and is a graduate of Duke University School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Accepted Insurance
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
Dr. Mary Cox M.d. 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 Reassignment
Medicare enrollment records show Mary Cox reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fort Worth, TX 76104
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Cook Childrens Physician Network
- 1,186 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cook Childrens Medical Center
Childrens · Fort Worth, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 76104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
FORT WORTH, TX 76104
FORT WORTH, TX 76104
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 Mary Cox's NPI number?
The NPI number for Mary Cox is 1104042035. It was assigned to this individual provider in the NPPES registry on April 18, 2007. The provider is also known as Mary Myrick M.D..
Where is Mary Cox located?
Mary Cox practices at 1500 Cooper St, Fort Worth, TX 76104. The listed phone number is (682) 885-6299.
What is Mary Cox's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Mary Cox enrolled in Medicare?
Yes. Mary Cox 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 organization bills Medicare for Mary Cox's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Cox reassigns Medicare benefits to Cook Children's Physician Network (Fort Worth, TX). 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 Mary Cox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Cox accept?
Health plans from Imperial Insurance Companies, Inc. list Mary Cox 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.
Is Mary Cox affiliated with any hospitals?
According to CMS data, Mary Cox is affiliated with Cook Childrens Medical Center.
When was this NPI record last updated?
The NPPES record for Mary Cox was last updated on April 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Mary Cox, M.D. · NPI 1104042035
Endocrinology, Diabetes & Metabolism physician in Fort Worth, Texas. Individual provider, active in the CMS NPPES registry since April 18, 2007.
## Identity
- **NPI:** 1104042035 (Entity type: Individual)
- **Enumerated:** April 18, 2007
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** N7610 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 COOPER ST, Fort Worth, TX 76104-2710
- **Phone:** (682) 885-6299 · **Fax:** (682) 885-1090
## 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:** Cook Children's Physician Network (NPI 1083472062, Fort Worth, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Duke University School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** April 15, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1104042035) · Data from the CMS NPPES public registry.