JANELL L SIMPKINS MD
NPI 1619989605
Internal Medicine in Sioux Falls, SD
About Janell L Simpkins Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANELL L SIMPKINS MD (NPI 1619989605) is an individual internal medicine provider in Sioux Falls, South Dakota, licensed in South Dakota (3812) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in Sioux Falls.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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 (PECOS)
Janell L Simpkins Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
8Medicare enrollment records show Janell Simpkins reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sioux Falls, SD 57104
- Reassigned Medicare billing, South Dakota enrollment
- 1,277 clinicians in this Medicare group
Winnebago, NE 68071
- Reassigned Medicare billing, Texas enrollment
- 90 clinicians in this Medicare group
Lower Brule, SD 57548
- Reassigned Medicare billing, Texas enrollment
- 8 clinicians in this Medicare group
Rosebud, SD 57570
- Reassigned Medicare billing, Texas enrollment
- 386 clinicians in this Medicare group
Eagle Butte, SD 57625
- Reassigned Medicare billing, Texas enrollment
- 282 clinicians in this Medicare group
Rapid City, SD 57702
- Reassigned Medicare billing, Texas enrollment
- 119 clinicians in this Medicare group
Belcourt, ND 58316
- Reassigned Medicare billing, Texas enrollment
- 193 clinicians in this Medicare group
Clewiston, FL 33440
- Reassigned Medicare billing, Florida enrollment
- 147 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 57104 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.
SIOUX FALLS, SD 57104
SIOUX FALLS, SD 57104
SIOUX FALLS, SD 57104
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 Janell Simpkins's NPI number?
The NPI number for Janell Simpkins is 1619989605. It was assigned to this individual provider in the NPPES registry on August 11, 2006.
Where is Janell Simpkins located?
Janell Simpkins practices at 4500 N Lewis Ave, Sioux Falls, SD 57104. The listed phone number is (605) 322-5313.
What is Janell Simpkins's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Janell Simpkins enrolled in Medicare?
Yes. Janell Simpkins is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Janell Simpkins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Janell Simpkins reassigns Medicare benefits to 8 organizations: Avera Mckennan (Sioux Falls, SD), Winnebago Tribe Of Nebraska (Winnebago, NE), Lower Brule Health Center Ihs (Lower Brule, SD), Rosebud Indian Health Service (Rosebud, SD), Eagle Butte Indian Health Service Hospital (Eagle Butte, SD) and 3 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 Janell Simpkins's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Janell Simpkins accept?
Health plans from Blue Cross Blue Shield of North Dakota, Oscar Insurance Company and Wellmark of South Dakota, Inc. list Janell Simpkins 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 Janell Simpkins was last updated on October 17, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Janell L Simpkins, MD · NPI 1619989605
Internal Medicine physician in Sioux Falls, South Dakota. Individual provider, active in the CMS NPPES registry since August 11, 2006.
## Identity
- **NPI:** 1619989605 (Entity type: Individual)
- **Enumerated:** August 11, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 3812 (South Dakota)
- **Sole proprietor:** No
## Practice location
- **Address:** 4500 N LEWIS AVE, Sioux Falls, SD 57104
- **Phone:** (605) 322-5313
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Avera Mckennan (NPI 1083894067, Sioux Falls, SD); Winnebago Tribe Of Nebraska (NPI 1710469234, Winnebago, NE); Lower Brule Health Center Ihs (NPI 1881719425, Lower Brule, SD); Rosebud Indian Health Service (NPI 1194757369, Rosebud, SD); Eagle Butte Indian Health Service Hospital (NPI 1558395848, Eagle Butte, SD); and 3 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 17, 2019
- **Other identifiers:** Medicaid 6630540 (SD)
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Source: [NPI Profile](https://npiprofile.com/npi/1619989605) · Data from the CMS NPPES public registry.