DR. ZACHARY RIES M.D.
NPI 1841558285
Orthopaedic Surgery in West Des Moines, IA
About Dr. Zachary Ries M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ZACHARY RIES M.D. (NPI 1841558285) is an individual orthopaedic surgery provider in West Des Moines, Iowa, licensed in Iowa (MD-45095) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Unitypoint Health - Des Moines Iowa Methodist Medi, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Zachary Ries M.d. 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 Zachary Ries reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
West Des Moines, IA 50266
- Reassigned Medicare billing, Iowa enrollment
- 73 clinicians in this Medicare group
Knoxville, IA 50138
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1770591661 (Iowa)
- 98 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 23
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Unitypoint Health - Des Moines Iowa Methodist Medi
Acute Care Hospitals · Des Moines, IAMercyone Des Moines Medical Center
Acute Care Hospitals · Des Moines, IAClarke County Hospital
Critical Access Hospitals · Osceola, IAKnoxville Hospital & Clinics
Critical Access Hospitals · Knoxville, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50266 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
WEST DES MOINES, IA 50266
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 Zachary Ries's NPI number?
The NPI number for Zachary Ries is 1841558285. It was assigned to this individual provider in the NPPES registry on April 23, 2012.
Where is Zachary Ries located?
Zachary Ries practices at 6001 Westown Pkwy, West Des Moines, IA 50266. The listed phone number is (515) 224-1414.
What is Zachary Ries's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Zachary Ries enrolled in Medicare?
Yes. Zachary Ries 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 Zachary Ries's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Ries reassigns Medicare benefits to 2 organizations: Des Moines Orthopaedic Surgeons PC (West Des Moines, IA) and Knoxville Community Hospital Inc (Knoxville, IA). 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 Zachary Ries's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Zachary Ries accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and CareSource and 3 other insurers list Zachary Ries 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 Zachary Ries affiliated with any hospitals?
According to CMS data, Zachary Ries is affiliated with Unitypoint Health - Des Moines Iowa Methodist Medi, Mercyone Des Moines Medical Center, Clarke County Hospital and Knoxville Hospital & Clinics.
When was this NPI record last updated?
The NPPES record for Zachary Ries was last updated on December 29, 2022. 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.