Kelly Martinczak, LLSW, LSW
NPI 1801149729 · Social Worker · Niles, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kelly Martinczak, LLSW, LSW is a Social Worker provider in Niles, MI (NPI 1801149729).
Provider details
- NPI number
- 1801149729
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LLSW, LSW
- Sex
- Female
- Sole proprietor
- No
- License
- 6801094978 (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
13 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
- 2012-10-16
- Last updated
- 2012-10-16
Frequently asked questions
- What is Kelly Martinczak's NPI number?
- Kelly Martinczak's National Provider Identifier (NPI) is 1801149729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kelly Martinczak's specialty?
- Kelly Martinczak is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Kelly Martinczak located?
- Kelly Martinczak's practice location on file with NPPES is 311 E Main St, Niles, MI 49120-2305.
- What is Kelly Martinczak's phone number?
- The practice phone number listed in the NPPES registry for Kelly Martinczak is (269) 687-5050.
- Does Kelly Martinczak accept Medicare?
- Kelly Martinczak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kelly Martinczak's NPI active?
- Yes — Kelly Martinczak's NPI (1801149729) is active in the NPPES registry as of the last update on 2012-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.