DR. GARY CHARLES GELESH DO
NPI 1730169822
Emergency Medicine in Marietta, OH
About Dr. Gary Charles Gelesh Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GARY CHARLES GELESH DO (NPI 1730169822) is an individual emergency medicine provider in Marietta, Ohio, licensed in Ohio (34006231) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Essentia Health St Marys - Detroit Lakes, and is a graduate of Philadelphia College Of Osteopathic Medicine (1977).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Dr. Gary Charles Gelesh 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
5Medicare enrollment records show Gary Gelesh reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Marietta, OH 45750
- Reassigned Medicare billing, Ohio enrollment
- 105 clinicians in this Medicare group
Columbus, OH 43215
- Reassigned Medicare billing, Ohio enrollment
- 474 clinicians in this Medicare group
Seaman, OH 45679
- Reassigned Medicare billing, Ohio enrollment
- 894 clinicians in this Medicare group
Hinckley, MN 55037
- Reassigned Medicare billing, Minnesota enrollment
- Also billed through NPI 1326041633 (Minnesota)
- 159 clinicians in this Medicare group
Walker, MN 56484
- Reassigned Medicare billing, Minnesota enrollment
- Medicare enrollment name: St Marys Regional Health Center
- 254 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Essentia Health St Marys - Detroit Lakes
Acute Care Hospitals · Detroit Lakes, MNEssentia Health Sandstone
Critical Access Hospitals · Sandstone, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 45750 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.
MARIETTA, OH 45750
MARIETTA, OH 45750
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 Gary Gelesh's NPI number?
The NPI number for Gary Gelesh is 1730169822. It was assigned to this individual provider in the NPPES registry on January 17, 2006.
Where is Gary Gelesh located?
Gary Gelesh practices at 1106 Colegate Dr Emergency Department, Marietta, OH 45750. The listed phone number is (740) 568-2000.
What is Gary Gelesh's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Gary Gelesh enrolled in Medicare?
Yes. Gary Gelesh 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 Gary Gelesh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gary Gelesh reassigns Medicare benefits to 5 organizations: Selby General Hospital (Marietta, OH), Ohio Emergency Professionals Inc (Columbus, OH), Emergency Professional Services, Inc. (Seaman, OH), Pine Medical Center (Hinckley, MN) and St Mary's Regional Health Center (Walker, MN). 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 Gary Gelesh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gary Gelesh accept?
Health plans from CareSource, Oscar Health Insurance and Oscar Insurance Corporation of Ohio list Gary Gelesh 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 Gary Gelesh affiliated with any hospitals?
According to CMS data, Gary Gelesh is affiliated with Essentia Health St Marys - Detroit Lakes and Essentia Health Sandstone.
When was this NPI record last updated?
The NPPES record for Gary Gelesh was last updated on January 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Dr. Gary Charles Gelesh, DO · NPI 1730169822
Emergency Medicine physician in Marietta, Ohio. Individual provider, active in the CMS NPPES registry since January 17, 2006.
## Identity
- **NPI:** 1730169822 (Entity type: Individual)
- **Enumerated:** January 17, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 34006231 (Ohio)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1106 COLEGATE DR, EMERGENCY DEPARTMENT, Marietta, OH 45750-1323
- **Phone:** (740) 568-2000
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Selby General Hospital (NPI 1124073465, Marietta, OH); Ohio Emergency Professionals Inc (NPI 1982983425, Columbus, OH); Emergency Professional Services, Inc. (NPI 1093762353, Seaman, OH); Pine Medical Center (NPI 1720859531, Hinckley, MN); St Mary's Regional Health Center (NPI 1558607408, Walker, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Philadelphia College Of Osteopathic Medicine, class of 1977
## Record status
- **NPPES last updated:** January 22, 2026
- **Other identifiers:** Medicaid 1621412 (LA); Medicaid 3810009945 (WV); Medicaid 0570501 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1730169822) · Data from the CMS NPPES public registry.