IndividualActive
Mary Windau, R.N.
NPI 1538362165 · Registered Nurse · Sandusky, OH
Mary Windau, R.N. is a Registered Nurse provider in Sandusky, OH (NPI 1538362165).
Provider details
- NPI number
- 1538362165
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- R.N.
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN118624 (OH)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(89/100 index)
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
703 Birchwood Dr
Sandusky, OH 44870-7324
Phone: (419) 627-6281
Street-level locationGet directions
Mailing address
703 Birchwood Dr
Sandusky, OH 44870-7324
Registry dates
- Enumerated
- 2007-06-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Windau's NPI number?
- Mary Windau's National Provider Identifier (NPI) is 1538362165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Windau's specialty?
- Mary Windau is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Mary Windau located?
- Mary Windau's practice location on file with NPPES is 703 Birchwood Dr, Sandusky, OH 44870-7324.
- What is Mary Windau's phone number?
- The practice phone number listed in the NPPES registry for Mary Windau is (419) 627-6281.
- Is Mary Windau's NPI active?
- Yes — Mary Windau's NPI (1538362165) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.