Terrill Psychological Services PLLC
NPI 1396143079 · Clinical Psychologist · Portage, MI
Terrill Psychological Services PLLC is a Clinical Psychologist organization in Portage, MI (NPI 1396143079).
Provider details
- NPI number
- 1396143079
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Marilyn Terrill, Owner(269) 388-3939
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
11 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
- 2014-12-12
- Last updated
- 2014-12-12
Frequently asked questions
- What is Terrill Psychological Services PLLC's NPI number?
- Terrill Psychological Services PLLC's National Provider Identifier (NPI) is 1396143079, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Terrill Psychological Services PLLC?
- Terrill Psychological Services PLLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Terrill Psychological Services PLLC located?
- Terrill Psychological Services PLLC's practice location on file with NPPES is 6100 Newport Rd, Portage, MI 49002-9235.
- What is Terrill Psychological Services PLLC's phone number?
- The practice phone number listed in the NPPES registry for Terrill Psychological Services PLLC is (269) 388-3939.
- Who is the authorized official for Terrill Psychological Services PLLC?
- The authorized official listed on Terrill Psychological Services PLLC's NPPES record is Marilyn Terrill, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Terrill Psychological Services PLLC's NPI active?
- Yes — Terrill Psychological Services PLLC's NPI (1396143079) is active in the NPPES registry as of the last update on 2014-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.