Mary Clare Zak, NP
NPI 1871946822 · Pediatric Nurse Practitioner · Bowling Green, OH
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Clare Zak, NP is a Pediatric Nurse Practitioner provider in Bowling Green, OH (NPI 1871946822).
Provider details
- NPI number
- 1871946822
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- RN.384323 (OH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
9 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
- 2016-07-14
- Last updated
- 2018-04-11
Frequently asked questions
- What is Mary Clare Zak's NPI number?
- Mary Clare Zak's National Provider Identifier (NPI) is 1871946822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Clare Zak's specialty?
- Mary Clare Zak is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Clare Zak located?
- Mary Clare Zak's practice location on file with NPPES is 970 W Wooster St, Bowling Green, OH 43402-2643.
- What is Mary Clare Zak's phone number?
- The practice phone number listed in the NPPES registry for Mary Clare Zak is (419) 352-6890.
- Does Mary Clare Zak accept Medicare?
- Mary Clare Zak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Clare Zak's NPI active?
- Yes — Mary Clare Zak's NPI (1871946822) is active in the NPPES registry as of the last update on 2018-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.