GARY E GRIES MD
NPI 1609871458
Emergency Medicine in Kettering, OH
About Gary E Gries Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GARY E GRIES MD (NPI 1609871458) is an individual emergency medicine provider in Kettering, Ohio, licensed in Ohio (350461999) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Good Samaritan Hospital, and is a graduate of University Of Toledo College Of Medicine (1979).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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
Gary E Gries 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
6Medicare enrollment records show Gary Gries reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Montgomery, OH 45242
- Reassigned Medicare billing, Ohio enrollment
- 119 clinicians in this Medicare group
Cincinnati, OH 45211
- Reassigned Medicare billing, Ohio enrollment
- 166 clinicians in this Medicare group
Cincinnati, OH 45220
- Reassigned Medicare billing, Ohio enrollment
- 1,126 clinicians in this Medicare group
Seaman, OH 45679
- Reassigned Medicare billing, Ohio enrollment
- 894 clinicians in this Medicare group
Columbus, OH 43215
- Reassigned Medicare billing, Ohio enrollment
- 474 clinicians in this Medicare group
Toledo, OH 43608
- Reassigned Medicare billing, Ohio enrollment
- 277 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 4
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Good Samaritan Hospital
Acute Care Hospitals · Cincinnati, OHBethesda North
Acute Care Hospitals · Cincinnati, OHMercy Health - Clermont Hospital
Acute Care Hospitals · Batavia, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 45429 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Gries's NPI number?
The NPI number for Gary Gries is 1609871458. It was assigned to this individual provider in the NPPES registry on June 17, 2005.
Where is Gary Gries located?
Gary Gries practices at 4750 Hempstead Station Dr, Kettering, OH 45429. The listed phone number is (800) 875-0136.
What is Gary Gries's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Gary Gries enrolled in Medicare?
Yes. Gary Gries 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 Gries's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gary Gries reassigns Medicare benefits to 6 organizations: Qualified Emergency Specialists Inc (Montgomery, OH), Emergency Medicine Physicians Of Cincinnati, Ltd. (Cincinnati, OH), Trihealth G LLC (Cincinnati, OH), Emergency Professional Services, Inc. (Seaman, OH), Ohio Emergency Professionals Inc (Columbus, OH) and 1 more organization, listed in the Medicare section above. 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 Gries's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gary Gries accept?
Health plans from CareSource list Gary Gries 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 Gries affiliated with any hospitals?
According to CMS data, Gary Gries is affiliated with Good Samaritan Hospital, Bethesda North and Mercy Health - Clermont Hospital.
When was this NPI record last updated?
The NPPES record for Gary Gries was last updated on April 18, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Gary E Gries, MD · NPI 1609871458
Emergency Medicine physician in Kettering, Ohio. Individual provider, active in the CMS NPPES registry since June 17, 2005.
## Identity
- **NPI:** 1609871458 (Entity type: Individual)
- **Enumerated:** June 17, 2005
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 350461999 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 4750 HEMPSTEAD STATION DR, Kettering, OH 45429-5164
- **Phone:** (800) 875-0136 · **Fax:** (937) 619-4150
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Qualified Emergency Specialists Inc (NPI 1700872728, Montgomery, OH); Emergency Medicine Physicians Of Cincinnati, Ltd. (NPI 1922483213, Cincinnati, OH); Trihealth G LLC (NPI 1295862944, Cincinnati, OH); Emergency Professional Services, Inc. (NPI 1093762353, Seaman, OH); Ohio Emergency Professionals Inc (NPI 1982983425, Columbus, OH); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Toledo College Of Medicine, class of 1979
## Record status
- **NPPES last updated:** April 18, 2016
- **Other identifiers:** Medicaid 64962210 (KY); Medicare PIN 930019372 (OH); Medicaid 0479852 (OH); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1609871458) · Data from the CMS NPPES public registry.