MELISSA J ALVAREZ FNP
NPI 1073785200
Nurse Practitioner - Family in Portland, ME
About Melissa J Alvarez Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MELISSA J ALVAREZ FNP (NPI 1073785200) is an individual family provider in Portland, Maine, licensed in Maine (CNP81906) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Melissa J Alvarez Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Melissa Alvarez reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 3,140 clinicians in this Medicare group
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 229 clinicians in this Medicare group
Biddeford, ME 04005
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: Southern Maine Health Care
- 253 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 04102 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.
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.
PORTLAND, ME 04102
PORTLAND, ME 04102
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 Melissa Alvarez's NPI number?
The NPI number for Melissa Alvarez is 1073785200. It was assigned to this individual provider in the NPPES registry on March 27, 2008.
Where is Melissa Alvarez located?
Melissa Alvarez practices at 22 Bramhall St, Portland, ME 04102. The listed phone number is (207) 662-0111.
What is Melissa Alvarez's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Melissa Alvarez enrolled in Medicare?
Yes. Melissa Alvarez is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Melissa Alvarez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Alvarez reassigns Medicare benefits to 3 organizations: Mainehealth (Portland, ME), Maine Medical Partners (Portland, ME) and Webber Hospital Association (Biddeford, ME). 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 Melissa Alvarez'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 Melissa Alvarez was last updated on October 29, 2020. 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.