Robert Johnson, DO
NPI 1366410425 · Psychiatry Physician · Walla Walla, WA
Enrolled with Medicare as Practitioner - Osteopathic Manipulative Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Johnson, DO is a Psychiatry Physician provider in Walla Walla, WA (NPI 1366410425).
Provider details
- NPI number
- 1366410425
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- OP00001376 (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
20 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buspirone Hcl | 68 | 14 |
| Trazodone Hcl | 58 | 11 |
| Aripiprazole | 38 | — |
| Quetiapine Fumarate | 32 | — |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 24 | — |
| Lamotrigine | 23 | — |
| Citalopram Hydrobromidebrand: Citalopram Hbr |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-14
- Last updated
- 2007-07-16
Frequently asked questions
- What is Robert Johnson's NPI number?
- Robert Johnson's National Provider Identifier (NPI) is 1366410425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Johnson's specialty?
- Robert Johnson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Johnson located?
- Robert Johnson's practice location on file with NPPES is 77 Wainwright Dr, Walla Walla, WA 99362-3975.
- What is Robert Johnson's phone number?
- The practice phone number listed in the NPPES registry for Robert Johnson is (509) 525-5200.
- Does Robert Johnson accept Medicare?
- Robert Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Johnson's NPI active?
- Yes — Robert Johnson's NPI (1366410425) is active in the NPPES registry as of the last update on 2007-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.