KATHLEEN RUTH PIAZZA D.O.
NPI 1710340427
Obstetrics & Gynecology in Toledo, OH
About Kathleen Ruth Piazza D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHLEEN RUTH PIAZZA D.O. (NPI 1710340427) is an individual obstetrics & gynecology provider in Toledo, Ohio, licensed in Ohio (34.014435) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with Promedica Toledo Hospital, and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Kathleen Ruth Piazza D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Kathleen Piazza reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Toledo, OH 43604
- Reassigned Medicare billing, Ohio enrollment
- 690 clinicians in this Medicare group
Toledo, OH 43604
- Reassigned Medicare billing, Ohio enrollment
- 457 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Promedica Toledo Hospital
Acute Care Hospitals · Toledo, OHMercy St Vincent Medical Center
Acute Care Hospitals · Toledo, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43623 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TOLEDO, OH 43623
TOLEDO, OH 43623
TOLEDO, OH 43623
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Kathleen Piazza's NPI number?
The NPI number for Kathleen Piazza is 1710340427. It was assigned to this individual provider in the NPPES registry on March 30, 2016. The provider is also known as Kathleen Ruth Stover.
Where is Kathleen Piazza located?
Kathleen Piazza practices at 4126 N Holland Sylvania Rd Ste 220, Toledo, OH 43623. The listed phone number is (419) 517-7665.
What is Kathleen Piazza's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Kathleen Piazza enrolled in Medicare?
Yes. Kathleen Piazza is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Kathleen Piazza's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathleen Piazza reassigns Medicare benefits to 2 organizations: Mercy Health Physicians North Specialty Care LLC (Toledo, OH) and Mercy Health Physicians-North LLC (Toledo, OH). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kathleen Piazza's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kathleen Piazza accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Antidote Health Plan of Ohio, Inc. and 6 other insurers list Kathleen Piazza as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Kathleen Piazza affiliated with any hospitals?
According to CMS data, Kathleen Piazza is affiliated with Promedica Toledo Hospital and Mercy St Vincent Medical Center.
When was this NPI record last updated?
The NPPES record for Kathleen Piazza was last updated on January 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Kathleen Ruth Piazza, D.O. · NPI 1710340427
Obstetrics & Gynecology physician in Toledo, Ohio. Individual provider, active in the CMS NPPES registry since March 30, 2016.
## Identity
- **NPI:** 1710340427 (Entity type: Individual)
- **Enumerated:** March 30, 2016
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 34.014435 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 4126 N HOLLAND SYLVANIA RD STE 220, Toledo, OH 43623-3537
- **Phone:** (419) 517-7665 · **Fax:** (419) 517-7598
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Mercy Health Physicians North Specialty Care LLC (NPI 1306468418, Toledo, OH); Mercy Health Physicians-North LLC (NPI 1609000769, Toledo, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** January 7, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1710340427) · Data from the CMS NPPES public registry.