GREGORY PATRICK HAYES MD
NPI 1730390980
Anesthesiology in Irving, TX
About Gregory Patrick Hayes Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGORY PATRICK HAYES MD (NPI 1730390980) is an individual anesthesiology provider in Irving, Texas, licensed in Texas (N4464) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Swedish Medical Center, and is a graduate of University Of Texas Southwestern Medical School At Dallas (2006).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Gregory Patrick Hayes 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
4Medicare enrollment records show Gregory Hayes reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75231
- Reassigned Medicare billing, Texas enrollment
- 82 clinicians in this Medicare group
Fort Worth, TX 76104
- Reassigned Medicare billing, Texas enrollment
- 509 clinicians in this Medicare group
Waxahachie, TX 75165
- Reassigned Medicare billing, Texas enrollment
- 234 clinicians in this Medicare group
Houston, TX 77042
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: U S Anesthesia Partners Of Texas, PA
- 3,804 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Swedish Medical Center
Acute Care Hospitals · Seattle, WAMethodist Mansfield Medical Center
Acute Care Hospitals · Mansfield, TXMethodist Midlothian Medical Center
Acute Care Hospitals · Midlothian, TXFrequently 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 Gregory Hayes's NPI number?
The NPI number for Gregory Hayes is 1730390980. It was assigned to this individual provider in the NPPES registry on May 26, 2007.
Where is Gregory Hayes located?
Gregory Hayes practices at 1319 Trula Ln, Irving, TX 75060. The listed phone number is (713) 724-5677.
What is Gregory Hayes's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Gregory Hayes enrolled in Medicare?
Yes. Gregory Hayes 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 Gregory Hayes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Hayes reassigns Medicare benefits to 4 organizations: Hospitalist Medicine Physicians Of Texas - Dallas PLLC (Dallas, TX), Sound Physicians Anesthesiology Of Texas PLLC (Fort Worth, TX), Ntx Anesthesiology Consultants PLLC (Waxahachie, TX) and U. S. Anesthesia Partners Of Texas, P.A., (Houston, TX). 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 Gregory Hayes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gregory Hayes accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Community First and Molina Healthcare list Gregory Hayes 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 Gregory Hayes affiliated with any hospitals?
According to CMS data, Gregory Hayes is affiliated with Swedish Medical Center, Methodist Mansfield Medical Center and Methodist Midlothian Medical Center.
When was this NPI record last updated?
The NPPES record for Gregory Hayes was last updated on November 4, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Gregory Patrick Hayes, MD · NPI 1730390980
Anesthesiology physician in Irving, Texas. Individual provider, active in the CMS NPPES registry since May 26, 2007.
## Identity
- **NPI:** 1730390980 (Entity type: Individual)
- **Enumerated:** May 26, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** N4464 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1319 TRULA LN, Irving, TX 75060-6312
- **Phone:** (713) 724-5677
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Hospitalist Medicine Physicians Of Texas - Dallas PLLC (NPI 1164174124, Dallas, TX); Sound Physicians Anesthesiology Of Texas PLLC (NPI 1295356277, Fort Worth, TX); Ntx Anesthesiology Consultants PLLC (NPI 1912410739, Waxahachie, TX); U. S. Anesthesia Partners Of Texas, P.A., (NPI 1548208564, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Southwestern Medical School At Dallas, class of 2006
## Record status
- **NPPES last updated:** November 4, 2011
- **Other identifiers:** Other BP2-0029765
---
Source: [NPI Profile](https://npiprofile.com/npi/1730390980) · Data from the CMS NPPES public registry.