DR. GEORGE JOSEPH MATTIONE M.D.
NPI 1366426165
Anesthesiology in Las Vegas, NV
About Dr. George Joseph Mattione M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GEORGE JOSEPH MATTIONE M.D. (NPI 1366426165) is an individual anesthesiology provider in Las Vegas, Nevada, licensed in Nevada (6516) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (1983).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 2
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. George Joseph Mattione 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 Reassignments
9Medicare enrollment records show George Mattione reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cortez, CO 81321
- Reassigned Medicare billing, Colorado enrollment
- 1,193 clinicians in this Medicare group
Golden, CO 80401
- Reassigned Medicare billing, Colorado enrollment
- 171 clinicians in this Medicare group
Denver, CO 80204
- Reassigned Medicare billing, Colorado enrollment
- 2,259 clinicians in this Medicare group
Denver, CO 80218
- Reassigned Medicare billing, Colorado enrollment
- 160 clinicians in this Medicare group
Greenwood Village, CO 80111
- Reassigned Medicare billing, Colorado enrollment
- 971 clinicians in this Medicare group
Thornton, CO 80229
- Reassigned Medicare billing, Colorado enrollment
- 46 clinicians in this Medicare group
Parker, CO 80138
- Reassigned Medicare billing, Colorado enrollment
- Medicare enrollment name: 5280 Anesthesia P C
- 11 clinicians in this Medicare group
Aurora, CO 80012
- Reassigned Medicare billing, Colorado enrollment
- 9 clinicians in this Medicare group
Loveland, CO 80538
- Reassigned Medicare billing, Colorado enrollment
- 2,596 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAS VEGAS, NV 89128
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 George Mattione's NPI number?
The NPI number for George Mattione is 1366426165. It was assigned to this individual provider in the NPPES registry on December 5, 2005.
Where is George Mattione located?
George Mattione practices at 8440 W Lake Mead Blvd Ste 202, Las Vegas, NV 89128. The listed phone number is (702) 395-1070.
What is George Mattione's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is George Mattione enrolled in Medicare?
Yes. George Mattione 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 George Mattione's services?
According to the CMS Revalidation Reassignment List (October 2026 release), George Mattione reassigns Medicare benefits to 9 organizations: Catholic Health Initiatives Colorado (Cortez, CO), Physician Anesthesia Services PC (Golden, CO), Denver Health And Hospital Authority (Denver, CO), Hospitalist Medicine Physicians Of Colorado - Denver PC (Denver, CO), Us Anesthesia Partners Of Colorado Inc. (Greenwood Village, CO) and 4 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 George Mattione's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does George Mattione accept?
Health plans from Blue Cross Blue Shield of Arizona list George Mattione 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 George Mattione was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. George Joseph Mattione, M.D. · NPI 1366426165
Anesthesiology physician in Las Vegas, Nevada. Individual provider, active in the CMS NPPES registry since December 5, 2005.
## Identity
- **NPI:** 1366426165 (Entity type: Individual)
- **Enumerated:** December 5, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 6516 (Nevada)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8440 W LAKE MEAD BLVD STE 202, Las Vegas, NV 89128-7648
- **Phone:** (702) 395-1070 · **Fax:** (702) 395-1071
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Catholic Health Initiatives Colorado (NPI 1003425885, Cortez, CO); Physician Anesthesia Services PC (NPI 1861476590, Golden, CO); Denver Health And Hospital Authority (NPI 1477569838, Denver, CO); Hospitalist Medicine Physicians Of Colorado - Denver PC (NPI 1588453575, Denver, CO); Us Anesthesia Partners Of Colorado Inc. (NPI 1922365782, Greenwood Village, CO); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Kansas School Of Med, class of 1983
## Record status
- **NPPES last updated:** July 23, 2026
- **Other identifiers:** Medicaid 100505641 (NV); Medicaid 01274232 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1366426165) · Data from the CMS NPPES public registry.