ERIC T OVERDORF MD
NPI 1417983156
Obstetrics & Gynecology in Lancaster, OH
About Eric T Overdorf Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIC T OVERDORF MD (NPI 1417983156) is an individual obstetrics & gynecology provider in Lancaster, Ohio, licensed in Ohio (35092234) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Indiana University Health Bloomington Hospital, and maintains a secondary practice location in Bloomington.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 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
Eric T Overdorf Md 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 Eric Overdorf reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 clinicians in this Medicare group
Bloomington, IN 47408
- Reassigned Medicare billing, Indiana enrollment
- 783 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Indiana University Health Bloomington Hospital
Acute Care Hospitals · Bloomington, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43130 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 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LANCASTER, OH 43130
LANCASTER, OH 43130
LANCASTER, OH 43130
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 Eric Overdorf's NPI number?
The NPI number for Eric Overdorf is 1417983156. It was assigned to this individual provider in the NPPES registry on June 24, 2006.
Where is Eric Overdorf located?
Eric Overdorf practices at 135 N Ewing St #204, Lancaster, OH 43130. The listed phone number is (740) 689-6594.
What is Eric Overdorf's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Eric Overdorf enrolled in Medicare?
Yes. Eric Overdorf 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 Eric Overdorf's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Overdorf reassigns Medicare benefits to 2 organizations: Iu Health Medical Group, LLC (Indianapolis, IN) and Indiana University Health Southern Indiana Physicians, LLC (Bloomington, IN). 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 Eric Overdorf's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eric Overdorf accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 2 other insurers list Eric Overdorf 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 Eric Overdorf affiliated with any hospitals?
According to CMS data, Eric Overdorf is affiliated with Indiana University Health Bloomington Hospital.
When was this NPI record last updated?
The NPPES record for Eric Overdorf was last updated on January 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.
# Eric T Overdorf, MD · NPI 1417983156
Obstetrics & Gynecology physician in Lancaster, Ohio. Individual provider, active in the CMS NPPES registry since June 24, 2006.
## Identity
- **NPI:** 1417983156 (Entity type: Individual)
- **Enumerated:** June 24, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 35092234 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 135 N EWING ST, #204, Lancaster, OH 43130-3382
- **Phone:** (740) 689-6594
## 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): Iu Health Medical Group, LLC (NPI 1326893777, Indianapolis, IN); Indiana University Health Southern Indiana Physicians, LLC (NPI 1013953983, Bloomington, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 2004
## Record status
- **NPPES last updated:** January 6, 2025
- **Other identifiers:** Medicaid 2914261 (OH)
---
Source: [NPI Profile](https://npiprofile.com/npi/1417983156) · Data from the CMS NPPES public registry.