Harold Thomas, ARNP
NPI 1508588401 · Psychiatric/Mental Health Nurse Practitioner · Richland, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harold Thomas, ARNP is a Psychiatric/Mental Health Nurse Practitioner provider in Richland, WA (NPI 1508588401).
Provider details
- NPI number
- 1508588401
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Male
- Sole proprietor
- No
- License
- RN60378037 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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 (1)
- 1000 W 4th AveKennewick, WA 99336-5533Phone: (509) 222-7003
Registry dates
- Enumerated
- 2022-09-16
- Last updated
- 2024-12-16
- Certified
- 2024-12-16
Frequently asked questions
- What is Harold Thomas's NPI number?
- Harold Thomas's National Provider Identifier (NPI) is 1508588401, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harold Thomas's specialty?
- Harold Thomas is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Harold Thomas located?
- Harold Thomas's practice location on file with NPPES is 112 Columbia Point Dr Ste 101, Richland, WA 99352-4390.
- What is Harold Thomas's phone number?
- The practice phone number listed in the NPPES registry for Harold Thomas is (509) 942-2023.
- Does Harold Thomas accept Medicare?
- Harold Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harold Thomas's NPI active?
- Yes — Harold Thomas's NPI (1508588401) is active in the NPPES registry as of the last update on 2024-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.