Diane Streng, L.L.P.
NPI 1508917477 · Counseling Psychologist · Grand Haven, MI
Diane Streng, L.L.P. is a Counseling Psychologist provider in Grand Haven, MI (NPI 1508917477).
Provider details
- NPI number
- 1508917477
- Entity type
- Individual
- Primary specialty
- Counseling PsychologistBehavioral Health & Social Service Providers
- Credential
- L.L.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 6301007351 (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
- 2007-01-16
- Last updated
- 2025-07-23
- Certified
- 2025-07-23
Frequently asked questions
- What is Diane Streng's NPI number?
- Diane Streng's National Provider Identifier (NPI) is 1508917477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Streng's specialty?
- Diane Streng is listed in the NPPES registry with a primary specialty of Counseling Psychologist (Behavioral Health & Social Service Providers).
- Where is Diane Streng located?
- Diane Streng's practice location on file with NPPES is 41 Washington Ave, Grand Haven, MI 49417-1390.
- What is Diane Streng's phone number?
- The practice phone number listed in the NPPES registry for Diane Streng is (616) 847-1530.
- Is Diane Streng's NPI active?
- Yes — Diane Streng's NPI (1508917477) is active in the NPPES registry as of the last update on 2025-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.