THOMAS J GROEGER MD
NPI 1942203419
Family Medicine in Deadwood, SD
About Thomas J Groeger Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS J GROEGER MD (NPI 1942203419) is an individual family medicine provider in Deadwood, South Dakota, licensed in South Dakota (2775) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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 (PECOS)
Thomas J Groeger Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Thomas Groeger reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Deadwood, SD 57732
- Reassigned Medicare billing, South Dakota enrollment
- Also billed through NPI 1558740472 (South Dakota)
- 36 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57732 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.
Referred Medical Equipment & Supplies CMS DME claims 13
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.
DEADWOOD, SD 57732
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 Thomas Groeger's NPI number?
The NPI number for Thomas Groeger is 1942203419. It was assigned to this individual provider in the NPPES registry on May 27, 2005.
Where is Thomas Groeger located?
Thomas Groeger practices at 71 Charles St, Deadwood, SD 57732. The listed phone number is (605) 717-6431.
What is Thomas Groeger's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Thomas Groeger enrolled in Medicare?
Yes. Thomas Groeger is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Thomas Groeger's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Groeger reassigns Medicare benefits to Monument Health Network, Inc. (Deadwood, SD). 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 Thomas Groeger's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Groeger accept?
Health plans from Avera Health Plans, Medica, Oscar Insurance Company and Sanford Health Plan list Thomas Groeger 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.
When was this NPI record last updated?
The NPPES record for Thomas Groeger was last updated on February 5, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.