Tiffany Best, M.D.
NPI 1003175217 · Child & Adolescent Psychiatry Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Best, M.D. is a Child & Adolescent Psychiatry Physician provider in Phoenix, AZ (NPI 1003175217).
Provider details
- NPI number
- 1003175217
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2012-05-08
- Last updated
- 2019-08-01
Frequently asked questions
- What is Tiffany Best's NPI number?
- Tiffany Best's National Provider Identifier (NPI) is 1003175217, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Best's specialty?
- Tiffany Best is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Tiffany Best located?
- Tiffany Best's practice location on file with NPPES is 1919 E Thomas Rd, Phoenix, AZ 85016-7710.
- What is Tiffany Best's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Best is (602) 933-0990.
- Does Tiffany Best accept Medicare?
- Tiffany Best is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Best's NPI active?
- Yes — Tiffany Best's NPI (1003175217) is active in the NPPES registry as of the last update on 2019-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.