Dr. Michael Zamostny D.O.
About this NPIWhat this record shows.
NPI 1659819928 is registered to Dr. Michael Zamostny D.O., a Internal Medicine practising at 446 Hospital Rd in Chillicothe, Ohio. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Michael Zamostny D.O. has been enumerated in the National Provider Identifier (NPI) registry since 2017.
Your brand here.
Medicare enrollment
This provider holds 4 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20200317001617Internal MedicineOH
- I20220913003445Internal MedicineVA
- I20251005000104Internal MedicineTX
- I20260115003242Internal MedicineNY
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Michael Zamostny D.O. accepts. To confirm in-network status with your specific health plan, contact Dr. Michael Zamostny D.O. directly at (740) 779-7070.
Frequently asked
Yes. NPI 1659819928 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (740) 779-7070.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Michael Zamostny D.O. is a Type-1 individual NPI.