Sandy Terwillegar, MA, LLP
NPI 1629128202 · Mental Health Counselor · Fremont, MI
Sandy Terwillegar, MA, LLP is a Mental Health Counselor provider in Fremont, MI (NPI 1629128202).
Provider details
- NPI number
- 1629128202
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MA, LLP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6301009278 (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
19 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
- 2007-01-12
- Last updated
- 2012-02-01
Frequently asked questions
- What is Sandy Terwillegar's NPI number?
- Sandy Terwillegar's National Provider Identifier (NPI) is 1629128202, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandy Terwillegar's specialty?
- Sandy Terwillegar is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Sandy Terwillegar located?
- Sandy Terwillegar's practice location on file with NPPES is 4845 Snyder Ave, Fremont, MI 49412-9502.
- What is Sandy Terwillegar's phone number?
- The practice phone number listed in the NPPES registry for Sandy Terwillegar is (231) 924-6920.
- Is Sandy Terwillegar's NPI active?
- Yes — Sandy Terwillegar's NPI (1629128202) is active in the NPPES registry as of the last update on 2012-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.