Douglas Sjoerdsma, DPT
NPI 1831691138 · Orthopedic Physical Therapist · Grand Rapids, MI
Douglas Sjoerdsma, DPT is a Orthopedic Physical Therapist provider in Grand Rapids, MI (NPI 1831691138).
Provider details
- NPI number
- 1831691138
- Entity type
- Individual
- Primary specialty
- Orthopedic Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Male
- Sole proprietor
- No
- License
- 5501018172 (MI)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-03-02
- Last updated
- 2018-03-02
Frequently asked questions
- What is Douglas Sjoerdsma's NPI number?
- Douglas Sjoerdsma's National Provider Identifier (NPI) is 1831691138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Sjoerdsma's specialty?
- Douglas Sjoerdsma is listed in the NPPES registry with a primary specialty of Orthopedic Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Douglas Sjoerdsma located?
- Douglas Sjoerdsma's practice location on file with NPPES is 245 Cherry St Se, Grand Rapids, MI 49503-4607.
- What is Douglas Sjoerdsma's phone number?
- The practice phone number listed in the NPPES registry for Douglas Sjoerdsma is (616) 685-6670.
- Is Douglas Sjoerdsma's NPI active?
- Yes — Douglas Sjoerdsma's NPI (1831691138) is active in the NPPES registry as of the last update on 2018-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.