MARILYN ALVAREZ FNP-BC
NPI 1578148680
Nurse Practitioner - Family in Las Vegas, NV
About Marilyn Alvarez Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARILYN ALVAREZ FNP-BC (NPI 1578148680) is an individual family provider in Las Vegas, Nevada, licensed in Nevada (838054) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
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
Marilyn Alvarez Fnp-bc 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 Marilyn Alvarez 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 89103
- Reassigned Medicare billing, Nevada enrollment
- 33 clinicians in this Medicare group
Reno, NV 89502
- Reassigned Medicare billing, Nevada enrollment
- Medicare enrollment name: Medtrans Behavioral Nevada Casal PLLC
- 65 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 89147 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAS VEGAS, NV 89147
LAS VEGAS, NV 89147
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 Marilyn Alvarez's NPI number?
The NPI number for Marilyn Alvarez is 1578148680. It was assigned to this individual provider in the NPPES registry on March 11, 2021.
Where is Marilyn Alvarez located?
Marilyn Alvarez practices at 8879 W Flamingo Rd Ste 101, Las Vegas, NV 89147. The listed phone number is (702) 646-1150.
What is Marilyn Alvarez's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Marilyn Alvarez enrolled in Medicare?
Yes. Marilyn Alvarez 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 Marilyn Alvarez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marilyn Alvarez reassigns Medicare benefits to 2 organizations: Alliance Mental Health Specialists Suba Park Cheng PLLC (Las Vegas, NV) and Medtrans Reno Casal, PLLC (Reno, 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 Marilyn Alvarez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marilyn Alvarez accept?
Health plans from Molina Healthcare list Marilyn Alvarez 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 Marilyn Alvarez was last updated on March 11, 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.
# Marilyn Alvarez, FNP-BC · NPI 1578148680
Family physician in Las Vegas, Nevada. Individual provider, active in the CMS NPPES registry since March 11, 2021.
## Identity
- **NPI:** 1578148680 (Entity type: Individual)
- **Enumerated:** March 11, 2021
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 838054 (Nevada)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8879 W FLAMINGO RD STE 101, Las Vegas, NV 89147-8732
- **Phone:** (702) 646-1150
## 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): Alliance Mental Health Specialists Suba Park Cheng PLLC (NPI 1275988107, Las Vegas, NV); Medtrans Reno Casal, PLLC (NPI 1790236180, Reno, NV) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** March 11, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1578148680) · Data from the CMS NPPES public registry.