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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MRS. MELISSA A ACQUAVIVA CRNA
NPI 1639238348
Nurse Anesthetist, Certified Registered in Flagstaff, AZ

Active since December 08, 2006
77.01/100
CMS Quality Rating
1200 N BEAVER ST, FLAGSTAFF, AZ 86001(928) 779-3366 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 30, 2026, Jan 13, 2026, Mar 18, 2021 (3 updates tracked since 2021).

About Mrs. Melissa A Acquaviva Crna NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. MELISSA A ACQUAVIVA CRNA (NPI 1639238348) is an individual nurse anesthetist, certified registered in Flagstaff, Arizona, licensed in Arizona (251083) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1639238348
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameMRS. MELISSA A ACQUAVIVACredential: CRNA
Location Address1200 N BEAVER STFlagstaff, AZ 86001-3118
Mailing Address1200 N Beaver StFlagstaff, AZ 86001-3118 · (928) 213-6235 · Fax (928) 213-6292
Phone(928) 779-3366
Sole ProprietorNo
Enumeration DateDecember 8, 2006
Last NPPES UpdateSeptember 30, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2026
✔ NPI 1639238348 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
Licenses✔ Licensed in AZ · 251083✔ Licensed in IL · 209035977✔ Licensed in SD · CR000769
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
1200 N BEAVER ST, Flagstaff, AZ 86001
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona.Insurance ›

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.

77.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality59.66
Promoting Interoperability100
Improvement Activities40
Cost63.71

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.

DR. JEREMY NIELSEN M.D.
Anesthesiology
1200 N BEAVER ST
FLAGSTAFF, AZ 86001
Coconino County (928) 779-3366
DR. SEAN DANIEL WOODS M.D.
Pediatrics (Neonatal-Perinatal Medicine)
1200 N BEAVER ST
FLAGSTAFF, AZ 86001
Coconino County (928) 773-2112
ELIZABETH GILMORE CRNA
Nurse Anesthetist, Certified Registered
1200 N BEAVER ST
FLAGSTAFF, AZ 86001
Coconino County (928) 779-3366
TANYA LEE MORGAN TWEED RDN
Dietitian, Registered
1200 N BEAVER ST
FLAGSTAFF, AZ 86001
Coconino County (928) 773-2441
THOMAS MATTHEW REEVE MD
Emergency Medicine
1200 N BEAVER ST
FLAGSTAFF, AZ 86001
Coconino County (210) 464-7442
MS. SUSAN POMEROY BASSETT M.S.
Audiologist
1200 N BEAVER ST, AUDIOLOGY DEPARTMENT
FLAGSTAFF, AZ 86001
Coconino County (928) 214-3728
DR. ALI I RAJA MD, MSC
Neurological Surgery
1200 N BEAVER ST
FLAGSTAFF, AZ 86001
Coconino County (928) 779-3366
LEAH MARIE COFFMAN PAUL CRNA
Nurse Anesthetist, Certified Registered
1200 N BEAVER ST
FLAGSTAFF, AZ 86001
Coconino County (928) 779-3366

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 Acquaviva's NPI number?

The NPI number for Melissa Acquaviva is 1639238348. It was assigned to this individual provider in the NPPES registry on December 8, 2006.

Where is Melissa Acquaviva located?

Melissa Acquaviva practices at 1200 N Beaver St, Flagstaff, AZ 86001. The listed phone number is (928) 779-3366.

What is Melissa Acquaviva's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

What insurance does Melissa Acquaviva accept?

Health plans from Blue Cross Blue Shield of Arizona list Melissa Acquaviva 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 Melissa Acquaviva was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.