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Mary Barker, FNP-C
NPI 1902807639 · Nurse Practitioner · Neenah, WI
Mary Barker, FNP-C is a Nurse Practitioner provider in Neenah, WI (NPI 1902807639).
Provider details
- NPI number
- 1902807639
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 217-033 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
200 Theda Clark Medical Plz
Suite 240
Neenah, WI 54956-2721
Phone: (920) 725-2070
Fax: (920) 725-4549
Approximate (ZIP-level) locationGet directions
Mailing address
200 Theda Clark Medical Plz
Neenah, WI 54956-2721
Registry dates
- Enumerated
- 2005-08-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Barker's NPI number?
- Mary Barker's National Provider Identifier (NPI) is 1902807639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Barker's specialty?
- Mary Barker is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Barker located?
- Mary Barker's practice location on file with NPPES is 200 Theda Clark Medical Plz, Neenah, WI 54956-2721.
- What is Mary Barker's phone number?
- The practice phone number listed in the NPPES registry for Mary Barker is (920) 725-2070.
- Is Mary Barker's NPI active?
- Yes — Mary Barker's NPI (1902807639) 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.