IndividualActive
Diane Witzel, LMSW
NPI 1952967853 · Clinical Social Worker · Portage, MI
Diane Witzel, LMSW is a Clinical Social Worker provider in Portage, MI (NPI 1952967853).
Provider details
- NPI number
- 1952967853
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 6801104194 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
800 E Milham Ave Ste 200
Portage, MI 49002
Phone: (269) 249-7179
Fax: (269) 459-7149
Street-level locationGet directions
Mailing address
220 N Sage St Apt 11
Kalamazoo, MI 49006-4061
Registry dates
- Enumerated
- 2019-05-15
- Last updated
- 2023-02-02
- Certified
- 2023-02-02
Frequently asked questions
- What is Diane Witzel's NPI number?
- Diane Witzel's National Provider Identifier (NPI) is 1952967853, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Witzel's specialty?
- Diane Witzel is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Diane Witzel located?
- Diane Witzel's practice location on file with NPPES is 800 E Milham Ave Ste 200, Portage, MI 49002.
- What is Diane Witzel's phone number?
- The practice phone number listed in the NPPES registry for Diane Witzel is (269) 249-7179.
- Is Diane Witzel's NPI active?
- Yes — Diane Witzel's NPI (1952967853) is active in the NPPES registry as of the last update on 2023-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.