Thomas Dillon, M.D.
NPI 1982759254 · Psychiatry Physician · Richland, WA
Thomas Dillon, M.D. is a Psychiatry Physician provider in Richland, WA (NPI 1982759254).
Provider details
- NPI number
- 1982759254
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD00019037 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Mirtazapine | 81 | 17 |
| Lamotrigine | 74 | 20 |
| Bupropion Hclbrand: Bupropion Xl | 62 | 14 |
| Fluoxetine Hcl | 47 | 12 |
| Trazodone Hcl | 43 | 11 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 30 | — |
| Quetiapine Fumarate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2007-07-09
Frequently asked questions
- What is Thomas Dillon's NPI number?
- Thomas Dillon's National Provider Identifier (NPI) is 1982759254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Dillon's specialty?
- Thomas Dillon is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Dillon located?
- Thomas Dillon's practice location on file with NPPES is 780 Swift Blvd, Richland, WA 99352-3524.
- What is Thomas Dillon's phone number?
- The practice phone number listed in the NPPES registry for Thomas Dillon is (509) 943-8558.
- Is Thomas Dillon's NPI active?
- Yes — Thomas Dillon's NPI (1982759254) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.