MS. GAY LYNN BUTLER APRN, FNP-C
NPI 1235547928
Nurse Practitioner - Family in Las Vegas, NV
About Ms. Gay Lynn Butler Aprn, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. GAY LYNN BUTLER APRN, FNP-C (NPI 1235547928) is an individual family provider in Las Vegas, Nevada, licensed in Nevada (APRN001871) and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses 2
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
Ms. Gay Lynn Butler Aprn, Fnp-c 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
2Medicare enrollment records show Gay Butler reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Las Vegas, NV 89119
- Reassigned Medicare billing, Nevada enrollment
- 3 clinicians in this Medicare group
Las Vegas, NV 89148
- Reassigned Medicare billing, Nevada enrollment
- 101 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 89119 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAS VEGAS, NV 89119
LAS VEGAS, NV 89119
LAS VEGAS, NV 89119
LAS VEGAS, NV 89119
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 Gay Butler's NPI number?
The NPI number for Gay Butler is 1235547928. It was assigned to this individual provider in the NPPES registry on July 26, 2014.
Where is Gay Butler located?
Gay Butler practices at 1641 E Flamingo Rd Suite 10, Las Vegas, NV 89119. The listed phone number is (702) 734-4377.
What is Gay Butler's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Gay Butler enrolled in Medicare?
Yes. Gay Butler 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 Gay Butler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gay Butler reassigns Medicare benefits to 2 organizations: Syed F. Hussain, MD, PC (Las Vegas, NV) and Eid Nevada Critical Care PLLC (Las Vegas, NV). 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 Gay Butler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Gay Butler was last updated on February 4, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Ms. Gay Lynn Butler, APRN, FNP-C · NPI 1235547928
Family physician in Las Vegas, Nevada. Individual provider, active in the CMS NPPES registry since July 26, 2014.
## Identity
- **NPI:** 1235547928 (Entity type: Individual)
- **Enumerated:** July 26, 2014
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** APRN001871 (Nevada)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1641 E FLAMINGO RD, SUITE 10, Las Vegas, NV 89119-5257
- **Phone:** (702) 734-4377
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Syed F. Hussain, MD, PC (NPI 1770867129, Las Vegas, NV); Eid Nevada Critical Care PLLC (NPI 1962712828, Las Vegas, NV) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** February 4, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1235547928) · Data from the CMS NPPES public registry.