Thomas Grabill, LLMFT
NPI 1346873833 · Marriage & Family Therapist · Holland, MI
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Grabill, LLMFT is a Marriage & Family Therapist provider in Holland, MI (NPI 1346873833).
Provider details
- NPI number
- 1346873833
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LLMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4101006912 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-02-13
- Last updated
- 2020-02-13
- Certified
- 2020-02-13
Frequently asked questions
- What is Thomas Grabill's NPI number?
- Thomas Grabill's National Provider Identifier (NPI) is 1346873833, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Grabill's specialty?
- Thomas Grabill is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Thomas Grabill located?
- Thomas Grabill's practice location on file with NPPES is 388 Garden Ave Ste 110, Holland, MI 49424-8999.
- What is Thomas Grabill's phone number?
- The practice phone number listed in the NPPES registry for Thomas Grabill is (616) 222-0631.
- Does Thomas Grabill accept Medicare?
- Thomas Grabill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Grabill's NPI active?
- Yes — Thomas Grabill's NPI (1346873833) is active in the NPPES registry as of the last update on 2020-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.