RYAN WILLIAM CLARK D.O.
NPI 1720499759
Pain Medicine - Interventional Pain Medicine in Green Bay, WI
About Ryan William Clark D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN WILLIAM CLARK D.O. (NPI 1720499759) is an individual interventional pain medicine provider in Green Bay, Wisconsin, licensed in Wisconsin (67188) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, is affiliated with Aurora Medical Ctr Manitowoc County, and is a graduate of Western University Of Health Sciences College Of Dental Med (2013).
NPPES Registry Identity
Specialties & Licenses 3
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
Ryan William Clark 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 Reassignments
2Medicare enrollment records show Ryan Clark reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Green Bay, WI 54311
- Reassigned Medicare billing, Wisconsin enrollment
- 275 clinicians in this Medicare group
Milwaukee, WI 53209
- Reassigned Medicare billing, Wisconsin enrollment
- 1,615 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 28
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.
Aurora Medical Ctr Manitowoc County
Acute Care Hospitals · Two Rivers, WIBellin Memorial Hospital
Acute Care Hospitals · Green Bay, WIAurora Baycare Medical Ctr
Acute Care Hospitals · Green Bay, WIDoor County Medical Center
Critical Access Hospitals · Sturgeon Bay, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54311 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.
GREEN BAY, WI 54311
GREEN BAY, WI 54311
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 Ryan Clark's NPI number?
The NPI number for Ryan Clark is 1720499759. It was assigned to this individual provider in the NPPES registry on May 13, 2014.
Where is Ryan Clark located?
Ryan Clark practices at 2845 Greenbrier Rd, Green Bay, WI 54311. The listed phone number is (920) 288-8377.
What is Ryan Clark's specialty?
The primary specialty registered for this NPI is Pain Medicine, specializing in Interventional Pain Medicine, with taxonomy code 208VP0014X.
Is Ryan Clark enrolled in Medicare?
Yes. Ryan Clark 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 Ryan Clark's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Clark reassigns Medicare benefits to 2 organizations: Baycare Clinic LLP (Green Bay, WI) and Aurora Advanced Healthcare, Inc. (Milwaukee, WI). 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 Ryan Clark's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ryan Clark accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners, Network Health and Quartz and 2 other insurers list Ryan Clark 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 Ryan Clark affiliated with any hospitals?
According to CMS data, Ryan Clark is affiliated with Aurora Medical Ctr Manitowoc County, Bellin Memorial Hospital, Aurora Baycare Medical Ctr and Door County Medical Center.
When was this NPI record last updated?
The NPPES record for Ryan Clark was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.