DR. STEPHEN JOSEPH SMALLEY M.D.
NPI 1992787717
Internal Medicine - Cardiovascular Disease in Ashland, WI
About Dr. Stephen Joseph Smalley M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEPHEN JOSEPH SMALLEY M.D. (NPI 1992787717) is an individual cardiovascular disease provider in Ashland, Wisconsin, licensed in Wisconsin (37768-20) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Essentia Health St Mary's Medical Center, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (1993).
NPPES Registry Identity
Specialties & Licenses
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. Stephen Joseph Smalley 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
7Medicare enrollment records show Stephen Smalley reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ashland, WI 54806
- Reassigned Medicare billing, Wisconsin and Minnesota enrollments
- Also billed through NPI 1245278936 (Minnesota)
- 174 clinicians in this Medicare group
Hayward, WI 54843
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: St Marys Hospital Of Superior
- 381 clinicians in this Medicare group
Duluth, MN 55805
- Reassigned Medicare billing, Minnesota enrollment
- 179 clinicians in this Medicare group
Turtle Lake, WI 54889
- Reassigned Medicare billing, Wisconsin enrollment
- 348 clinicians in this Medicare group
Saint Croix Falls, WI 54024
- Reassigned Medicare billing, Wisconsin enrollment
- 453 clinicians in this Medicare group
New Richmond, WI 54017
- Reassigned Medicare billing, Wisconsin enrollment
- 357 clinicians in this Medicare group
Somerset, WI 54025
- Reassigned Medicare billing, Wisconsin enrollment
- 232 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 17
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Essentia Health St Mary's Medical Center
Acute Care Hospitals · Duluth, MNEssentia Health Virginia
Acute Care Hospitals · Virginia, MNSt Marys Hospital Superior
Critical Access Hospitals · Superior, WITamarack Health Hayward Medical Center
Critical Access Hospitals · Hayward, WITamarack Health Ashland Medical Center
Critical Access Hospitals · Ashland, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54806 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.
ASHLAND, WI 54806
ASHLAND, WI 54806
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 Stephen Smalley's NPI number?
The NPI number for Stephen Smalley is 1992787717. It was assigned to this individual provider in the NPPES registry on November 17, 2005.
Where is Stephen Smalley located?
Stephen Smalley practices at 1615 Maple Ln Ste 1, Ashland, WI 54806. The listed phone number is (715) 685-7500.
What is Stephen Smalley's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Stephen Smalley enrolled in Medicare?
Yes. Stephen Smalley 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 Stephen Smalley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Smalley reassigns Medicare benefits to 7 organizations: The Duluth Clinic, Ltd (Ashland, WI), St Mary's Hospital Of Superior (Hayward, WI), St Marys Medical Center (Duluth, MN), Amery Regional Medical Center, Inc. (Turtle Lake, WI), St. Croix Regional Medical Center (Saint Croix Falls, WI) and 2 more organizations, 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 Stephen Smalley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephen Smalley accept?
Health plans from Anthem Blue Cross and Blue Shield, HealthPartners, Sanford Health Plan and Security Health Plan list Stephen Smalley 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 Stephen Smalley affiliated with any hospitals?
According to CMS data, Stephen Smalley is affiliated with Essentia Health St Mary's Medical Center, Essentia Health Virginia, St Marys Hospital Superior, Tamarack Health Hayward Medical Center and Tamarack Health Ashland Medical Center.
When was this NPI record last updated?
The NPPES record for Stephen Smalley was last updated on October 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.