DR. JAMES J JESKO D.O.
NPI 1114986858
Orthopaedic Surgery in Saginaw, MI
About Dr. James J Jesko D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES J JESKO D.O. (NPI 1114986858) is an individual orthopaedic surgery provider in Saginaw, Michigan, licensed in Michigan (5101010984) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Covenant Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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. James J Jesko D.o. 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 Reassignment
Medicare enrollment records show James Jesko reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saginaw, MI 48603
- Reassigned Medicare billing, Michigan enrollment
- 720 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.
Covenant Medical Center
Acute Care Hospitals · Saginaw, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48638 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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAGINAW, MI 48638
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 James Jesko's NPI number?
The NPI number for James Jesko is 1114986858. It was assigned to this individual provider in the NPPES registry on March 21, 2006.
Where is James Jesko located?
James Jesko practices at 5483 Gratiot Rd, Saginaw, MI 48638. The listed phone number is (989) 583-5626.
What is James Jesko's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is James Jesko enrolled in Medicare?
Yes. James Jesko 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 organization bills Medicare for James Jesko's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Jesko reassigns Medicare benefits to Covenant Medical Center, Inc. (Saginaw, MI). The 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 James Jesko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Jesko accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list James Jesko 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 James Jesko affiliated with any hospitals?
According to CMS data, James Jesko is affiliated with Covenant Medical Center.
When was this NPI record last updated?
The NPPES record for James Jesko was last updated on September 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.