THOMAS TERLEP DO
NPI 1780141382
Internal Medicine in Fairfield, OH
About Thomas Terlep Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS TERLEP DO (NPI 1780141382) is an individual internal medicine provider in Fairfield, Ohio, licensed in Ohio (34.015860) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Mercy Health - Fairfield Hospital, and maintains a secondary practice location in Dayton.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Group Practice 1
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
Thomas Terlep Do 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
3Medicare enrollment records show Thomas Terlep reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Springfield, OH 45504
- Reassigned Medicare billing, Ohio enrollment
- 494 clinicians in this Medicare group
Columbus, OH 43213
- Reassigned Medicare billing, Ohio enrollment
- 776 clinicians in this Medicare group
Canton, OH 44708
- Reassigned Medicare billing, Ohio enrollment
- 456 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 8
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Health - Fairfield Hospital
Acute Care Hospitals · Fairfield, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 45014 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FAIRFIELD, OH 45014
FAIRFIELD, OH 45014
FARFIELD, OH 45014
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 Thomas Terlep's NPI number?
The NPI number for Thomas Terlep is 1780141382. It was assigned to this individual provider in the NPPES registry on March 1, 2019.
Where is Thomas Terlep located?
Thomas Terlep practices at 3000 Mack Rd, Fairfield, OH 45014. The listed phone number is (513) 870-7000.
What is Thomas Terlep's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Thomas Terlep enrolled in Medicare?
Yes. Thomas Terlep 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 Thomas Terlep's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Terlep reassigns Medicare benefits to 3 organizations: Usacs Integrated Acute Care Services Of Ohio, LLC (Springfield, OH), Hospitalist Medicine Physicians Of Ohio, Professional Corporation (Columbus, OH) and Hospitalist Medicine Physicians Of Richland County, Ltd (Canton, 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 Thomas Terlep's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Thomas Terlep affiliated with any hospitals?
According to CMS data, Thomas Terlep is affiliated with Mercy Health - Fairfield Hospital.
When was this NPI record last updated?
The NPPES record for Thomas Terlep was last updated on August 8, 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.
# Thomas Terlep, DO · NPI 1780141382
Internal Medicine physician in Fairfield, Ohio. Individual provider, active in the CMS NPPES registry since March 1, 2019.
## Identity
- **NPI:** 1780141382 (Entity type: Individual)
- **Enumerated:** March 1, 2019
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 34.015860 (Ohio)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3000 MACK RD, Fairfield, OH 45014-5335
- **Phone:** (513) 870-7000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Usacs Integrated Acute Care Services Of Ohio, LLC (NPI 1043805690, Springfield, OH); Hospitalist Medicine Physicians Of Ohio, Professional Corporation (NPI 1043572290, Columbus, OH); Hospitalist Medicine Physicians Of Richland County, Ltd (NPI 1639119027, Canton, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Kansas City University Of Physicians And Surgeons, class of 2019
## Record status
- **NPPES last updated:** August 8, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1780141382) · Data from the CMS NPPES public registry.