Mary Hytry Karl, NP
NPI 1659489912 · Nurse Practitioner · Marshfield, WI
Mary Hytry Karl, NP is a Nurse Practitioner provider in Marshfield, WI (NPI 1659489912).
Provider details
- NPI number
- 1659489912
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 76874 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-08-28
- Last updated
- 2022-11-17
Frequently asked questions
- What is Mary Hytry Karl's NPI number?
- Mary Hytry Karl's National Provider Identifier (NPI) is 1659489912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Hytry Karl's specialty?
- Mary Hytry Karl is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Hytry Karl located?
- Mary Hytry Karl's practice location on file with NPPES is 1000 N Oak Ave, Marshfield, WI 54449.
- What is Mary Hytry Karl's phone number?
- The practice phone number listed in the NPPES registry for Mary Hytry Karl is (715) 387-5168.
- Is Mary Hytry Karl's NPI active?
- Yes — Mary Hytry Karl's NPI (1659489912) is active in the NPPES registry as of the last update on 2022-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.