MICHAEL J KNAPP DO
NPI 1215905518
Family Medicine in Aberdeen, SD
About Michael J Knapp Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL J KNAPP DO (NPI 1215905518) is an individual family medicine provider in Aberdeen, South Dakota, licensed in South Dakota (7037) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Avera St Lukes, and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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
Michael J Knapp Do 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 Michael Knapp reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Aberdeen, SD 57401
- Reassigned Medicare billing, South Dakota enrollment
- 259 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 13
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Avera St Lukes
Acute Care Hospitals · Aberdeen, SDSanford Medical Center Aberdeen
Acute Care Hospitals · Aberdeen, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57401 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 17
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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ABERDEEN, SD 57401
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 Michael Knapp's NPI number?
The NPI number for Michael Knapp is 1215905518. It was assigned to this individual provider in the NPPES registry on March 10, 2006.
Where is Michael Knapp located?
Michael Knapp practices at 105 S State St Suite 113, Aberdeen, SD 57401. The listed phone number is (605) 225-5856.
What is Michael Knapp's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Michael Knapp enrolled in Medicare?
Yes. Michael Knapp 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 Michael Knapp's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Knapp reassigns Medicare benefits to Avera St Lukes (Aberdeen, 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 Michael Knapp's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Knapp accept?
Health plans from Avera Health Plans and Wellmark of South Dakota, Inc. list Michael Knapp 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 Michael Knapp affiliated with any hospitals?
According to CMS data, Michael Knapp is affiliated with Avera St Lukes and Sanford Medical Center Aberdeen.
When was this NPI record last updated?
The NPPES record for Michael Knapp was last updated on September 4, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.