Gregory Doornink, DO
NPI 1598343436 · Physical Medicine & Rehabilitation Physician · Spokane, WA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Doornink, DO is a Physical Medicine & Rehabilitation Physician provider in Spokane, WA (NPI 1598343436).
Provider details
- NPI number
- 1598343436
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- OP61434610 (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
5 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-31
- Last updated
- 2025-06-29
- Certified
- 2025-06-29
Frequently asked questions
- What is Gregory Doornink's NPI number?
- Gregory Doornink's National Provider Identifier (NPI) is 1598343436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Doornink's specialty?
- Gregory Doornink is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Doornink located?
- Gregory Doornink's practice location on file with NPPES is 715 S Cowley St Ste 228, Spokane, WA 99202-1383.
- What is Gregory Doornink's phone number?
- The practice phone number listed in the NPPES registry for Gregory Doornink is (509) 473-6706.
- Does Gregory Doornink accept Medicare?
- Gregory Doornink is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Doornink's NPI active?
- Yes — Gregory Doornink's NPI (1598343436) is active in the NPPES registry as of the last update on 2025-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.