Stephanie Sullivan, MS, LMFT
NPI 1255828307 · Marriage & Family Therapist · Valparaiso, IN
Stephanie Sullivan, MS, LMFT is a Marriage & Family Therapist provider in Valparaiso, IN (NPI 1255828307).
Provider details
- NPI number
- 1255828307
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MS, LMFT
- Sex
- Female
- Sole proprietor
- No
- License
- 4101007160 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
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
- 2018-04-15
- Last updated
- 2026-01-30
- Certified
- 2026-01-30
Frequently asked questions
- What is Stephanie Sullivan's NPI number?
- Stephanie Sullivan's National Provider Identifier (NPI) is 1255828307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Sullivan's specialty?
- Stephanie Sullivan is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Stephanie Sullivan located?
- Stephanie Sullivan's practice location on file with NPPES is 4805 Lynn Ln, Valparaiso, IN 46383-1600.
- What is Stephanie Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Sullivan is (248) 429-9195.
- Is Stephanie Sullivan's NPI active?
- Yes — Stephanie Sullivan's NPI (1255828307) is active in the NPPES registry as of the last update on 2026-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.