Thomas Best, M.D.
NPI 1750540068 · Psychiatry Physician · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Best, M.D. is a Psychiatry Physician provider in Scottsdale, AZ (NPI 1750540068).
Provider details
- NPI number
- 1750540068
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 31040 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
177 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 96 | $66 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 81 | $96 |
Typical Medicare-allowed amounts for these services range $66–$96 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 346 | 28 |
| Duloxetine Hcl | 219 | 14 |
| Olanzapine | 181 | 14 |
| Sertraline Hcl | 177 | 17 |
| Trazodone Hcl | 166 | 20 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 156 | 12 |
| Bupropion Hclbrand: Bupropion Xl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-03
- Last updated
- 2013-08-02
Frequently asked questions
- What is Thomas Best's NPI number?
- Thomas Best's National Provider Identifier (NPI) is 1750540068, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Best's specialty?
- Thomas Best is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Best located?
- Thomas Best's practice location on file with NPPES is 8114 E Cactus Rd, Scottsdale, AZ 85260-5260.
- What is Thomas Best's phone number?
- The practice phone number listed in the NPPES registry for Thomas Best is (480) 427-3550.
- Does Thomas Best accept Medicare?
- Thomas Best is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Best's NPI active?
- Yes — Thomas Best's NPI (1750540068) is active in the NPPES registry as of the last update on 2013-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.