IndividualActive
Martina Niswonger
NPI 1558947317 · Home Health Aide · Saginaw, MI
Martina Niswonger is a Home Health Aide provider in Saginaw, MI (NPI 1558947317).
Provider details
- NPI number
- 1558947317
- Entity type
- Individual
- Primary specialty
- Home Health AideNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
3350 Lexington Dr
Saginaw, MI 48601-4524
Phone: (989) 385-5058
Street-level locationGet directions
Mailing address
3350 Lexington Dr
Saginaw, MI 48601-4524
Registry dates
- Enumerated
- 2021-03-22
- Last updated
- 2021-03-22
- Certified
- 2021-03-22
Frequently asked questions
- What is Martina Niswonger's NPI number?
- Martina Niswonger's National Provider Identifier (NPI) is 1558947317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martina Niswonger's specialty?
- Martina Niswonger is listed in the NPPES registry with a primary specialty of Home Health Aide (Nursing Service Related Providers).
- Where is Martina Niswonger located?
- Martina Niswonger's practice location on file with NPPES is 3350 Lexington Dr, Saginaw, MI 48601-4524.
- What is Martina Niswonger's phone number?
- The practice phone number listed in the NPPES registry for Martina Niswonger is (989) 385-5058.
- Is Martina Niswonger's NPI active?
- Yes — Martina Niswonger's NPI (1558947317) is active in the NPPES registry as of the last update on 2021-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.