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Christopher Witmer, MPA
NPI 1629130943 · Social Worker · Grand Rapids, MI
Christopher Witmer, MPA is a Social Worker provider in Grand Rapids, MI (NPI 1629130943).
Provider details
- NPI number
- 1629130943
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MPA
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
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
83% 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
3075 Orchard Vista Dr Se
Grand Rapids, MI 49546-7069
Phone: (616) 248-5134
Fax: (616) 301-8018
Street-level locationGet directions
Mailing address
Po Box 890
Grand Rapids, MI 49518-0890
Registry dates
- Enumerated
- 2006-12-14
- Last updated
- 2016-04-06
Frequently asked questions
- What is Christopher Witmer's NPI number?
- Christopher Witmer's National Provider Identifier (NPI) is 1629130943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Witmer's specialty?
- Christopher Witmer is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Christopher Witmer located?
- Christopher Witmer's practice location on file with NPPES is 3075 Orchard Vista Dr Se, Grand Rapids, MI 49546-7069.
- What is Christopher Witmer's phone number?
- The practice phone number listed in the NPPES registry for Christopher Witmer is (616) 248-5134.
- Is Christopher Witmer's NPI active?
- Yes — Christopher Witmer's NPI (1629130943) is active in the NPPES registry as of the last update on 2016-04-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.