Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Tammy McMillion, NP

Sees patients in Phoenix, AZ · Cave Creek, AZ · Arizona

Summary

Tammy McMillion, NP is a nurse practitioner at 1110 E Missouri Ave, Suite 340, Phoenix, AZ 85014. Phone: (602) 357-9986. Accepts Medicare assignment. NPI 1245736305. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Nurse practitioner
  • Address: 1110 E Missouri Ave, Suite 340, Phoenix, AZ 85014 · Directions (1 more location)
  • Phone: (602) 357‑9986
  • Medicare: Accepts Medicare assignment
  • Group practice: Thrive Counseling LLC
  • School: graduated 2017
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Tammy McMillion, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Tammy McMillion accept Medicare assignment?
Yes. Medicare's clinician data says Tammy McMillion accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Tammy McMillion's NPI number?
1245736305. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Tammy McMillion is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Tammy McMillion as a member of this group (CMS data updated October 2, 2026).

  • Thrive Counseling LLC1,196 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Arizona →

Other nurse practitioners in Phoenix

Clinicians with the same Medicare primary specialty in Phoenix, AZ — not a recommendation.

All nurse practitioners in Phoenix →

Other clinicians in Thrive Counseling LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialNP
Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1245736305
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians