Tammy Mcmillion, PMHNP-BC
NPI 1245736305 · Psychiatric/Mental Health Nurse Practitioner · Phoenix, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Mcmillion, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Phoenix, AZ (NPI 1245736305).
Provider details
- NPI number
- 1245736305
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- C-APN.0004021-C-NP (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (3)
- 2450 E Guadalupe Rd Ste 103Gilbert, AZ 85234-5116Phone: (480) 907-6818Fax: (480) 907-5181
- 18555 N 79th Ave Ste D107Glendale, AZ 85308-6040Phone: (623) 777-3477Fax: (623) 777-3478
- 6535 W Camelback Rd Ste 4Phoenix, AZ 85033-1608Phone: (623) 231-5535Fax: (623) 231-5978
Registry dates
- Enumerated
- 2018-04-05
- Last updated
- 2025-11-14
- Certified
- 2025-11-14
Frequently asked questions
- What is Tammy Mcmillion's NPI number?
- Tammy Mcmillion's National Provider Identifier (NPI) is 1245736305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Mcmillion's specialty?
- Tammy Mcmillion is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tammy Mcmillion located?
- Tammy Mcmillion's practice location on file with NPPES is 16620 N 40th St Ste E-1, Phoenix, AZ 85032-3348.
- What is Tammy Mcmillion's phone number?
- The practice phone number listed in the NPPES registry for Tammy Mcmillion is (602) 464-9576.
- Does Tammy Mcmillion accept Medicare?
- Tammy Mcmillion is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Mcmillion's NPI active?
- Yes — Tammy Mcmillion's NPI (1245736305) is active in the NPPES registry as of the last update on 2025-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.