MARY CLARE ZAK (NP) – Pediatric Nurse Practitioner, NPI 1871946822
Pediatric Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
14,989 NURSE PRACTITIONER in OH
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Provider Addresses for MARY CLARE ZAK (NP)
745 HASKINS RD STE B
BOWLING GREEN, OH 434021600
Phone: (419) 373-7607
Fax: (419) 353-7076
Type: Mailing
970, West Wooster Street, Foxgate Farm, Westgate Homes, Bowling Green, Wood County, Ohio, 43402, United States
BOWLING GREEN, OH 434022643
Phone: (419) 352-6890
Fax: (419) 353-2415
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2024-10-31
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20190903000033 | I | Nurse Practitioner | PA | TBD |
| I20240822004046 | I | Nurse Practitioner | NJ | TBD |
| I20241031000324 | I | Nurse Practitioner | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 43402)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NJ | |
| Qualified Speech Language Pathologist | NJ | |
| Marriage And Family Therapist | NY | |
| Mental Health Counselor | FL | |
| Mental Health Counselor | NJ | |
| Clinical Psychologist | NJ |
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