MR. WILLIAM JOSEPH MORRISSEY MD
NPI 1053337543
Pediatrics - Pediatric Emergency Medicine in Fort Worth, TX
About Mr. William Joseph Morrissey Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. WILLIAM JOSEPH MORRISSEY MD (NPI 1053337543) is an individual pediatric emergency medicine provider in Fort Worth, Texas, licensed in Texas (N5264) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 3
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)
Mr. William Joseph Morrissey Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
8Medicare enrollment records show William Morrissey reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fort Worth, TX 76104
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Cook Childrens Physician Network
- 1,186 clinicians in this Medicare group
Arlington, TX 76015
- Reassigned Medicare billing, Texas enrollment
- 454 clinicians in this Medicare group
Plano, TX 75024
- Reassigned Medicare billing, Texas enrollment
- 123 clinicians in this Medicare group
Austin, TX 78705
- Reassigned Medicare billing, Texas enrollment
- 1,511 clinicians in this Medicare group
Gonzales, TX 78629
- Reassigned Medicare billing, Texas enrollment
- 430 clinicians in this Medicare group
Corpus Christi, TX 78411
- Reassigned Medicare billing, Texas enrollment
- 109 clinicians in this Medicare group
Edinburg, TX 78539
- Reassigned Medicare billing, Texas enrollment
- 257 clinicians in this Medicare group
Edinburg, TX 78539
- Reassigned Medicare billing, Texas enrollment
- 59 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.
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 William Morrissey's NPI number?
The NPI number for William Morrissey is 1053337543. It was assigned to this individual provider in the NPPES registry on July 15, 2006.
Where is William Morrissey located?
William Morrissey practices at 801 7th Ave, Fort Worth, TX 76104. The listed phone number is (682) 885-4095.
What is William Morrissey's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.
Is William Morrissey enrolled in Medicare?
Yes. William Morrissey is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for William Morrissey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Morrissey reassigns Medicare benefits to 8 organizations: Cook Children's Physician Network (Fort Worth, TX), Questcare Medical Services, PLLC (Arlington, TX), Pediatric Emergency Medicine Group LLP (Plano, TX), Travis County Emergency Physicians PA (Austin, TX), Victoria Emergency Partners LLC (Gonzales, TX) and 3 more organizations, listed in the Medicare section above. 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 William Morrissey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Morrissey accept?
Health plans from Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc. and Sendero Health Plans, Local Nonprofit list William Morrissey 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 William Morrissey was last updated on December 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mr. William Joseph Morrissey, MD · NPI 1053337543
Pediatric Emergency Medicine physician in Fort Worth, Texas. Individual provider, active in the CMS NPPES registry since July 15, 2006.
## Identity
- **NPI:** 1053337543 (Entity type: Individual)
- **Enumerated:** July 15, 2006
- **Primary specialty:** Pediatrics - Pediatric Emergency Medicine · taxonomy 2080P0204X
- **State license:** N5264 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 801 7TH AVE, Fort Worth, TX 76104-2733
- **Phone:** (682) 885-4095
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Cook Children's Physician Network (NPI 1083472062, Fort Worth, TX); Questcare Medical Services, PLLC (NPI 1497807713, Arlington, TX); Pediatric Emergency Medicine Group LLP (NPI 1629448535, Plano, TX); Travis County Emergency Physicians PA (NPI 1962440933, Austin, TX); Victoria Emergency Partners LLC (NPI 1164770996, Gonzales, TX); and 3 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 5, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1053337543) · Data from the CMS NPPES public registry.