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MRS. KAREN SUE SEVERNS PSYD, LCSW
NPI 1750604120
Psychologist - Clinical in Aberdeen, SD

Active since March 12, 2010PECOS Enrolled
115 4TH AVE, ABERDEEN, SD 57401(605) 846-7193(208) 686-5813 Get Directions Write a Review

NPPES record last updated: December 28, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mrs. Karen Sue Severns Psyd, Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. KAREN SUE SEVERNS PSYD, LCSW (NPI 1750604120) is an individual clinical provider in Aberdeen, South Dakota, licensed in California (PSY32878) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1750604120
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameMRS. KAREN SUE SEVERNSCredential: PSYD, LCSW
Location Address115 4TH AVEAberdeen, SD 57401
Mailing Address115 4th AveAberdeen, SD 57401 · (605) 846-7193 · Fax (208) 686-5813
Phone(605) 846-7193
Fax(208) 686-5813
Sole ProprietorYes
Enumeration DateMarch 12, 2010
Last NPPES UpdateDecember 28, 2021
NPPES CertifiedDecember 28, 2021
✔ NPI 1750604120 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY32878
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License LCSW27799 (ID), X-10368 (NM), C-10666 (NM)
115 4TH AVE, Aberdeen, SD 57401
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Other Names 1

Other Name (5)Ms. Karen Sue Vassar

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Karen Sue Severns Psyd, Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Karen Severns reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dhhs, Phs, Naihs, Gallup Indian Medical Center
854 mi
Public Health, Federal
007 CHOOSGAI DRIVE
Tohatchi, NM 87325
  • Reassigned Medicare billing, Texas enrollment
  • 618 clinicians in this Medicare group
NPI 1902875594 (505) 722-1000

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 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.

New Patient
$167.23 typical visit price
range $55.52 – $167.23
Typical copayment $41.80 (range $13.88 – $41.80)
Most-billed visit code 99205
Established Patient
$97.88 typical visit price
range $18.08 – $137.08
Typical copayment $24.47 (range $4.52 – $34.27)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Karen Severns's NPI number?

The NPI number for Karen Severns is 1750604120. It was assigned to this individual provider in the NPPES registry on March 12, 2010. The provider is also known as Ms. Karen Sue Vassar.

Where is Karen Severns located?

Karen Severns practices at 115 4th Ave, Aberdeen, SD 57401. The listed phone number is (605) 846-7193.

What is Karen Severns's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Karen Severns enrolled in Medicare?

Yes. Karen Severns is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Karen Severns's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Severns reassigns Medicare benefits to Dhhs, Phs, Naihs, Gallup Indian Medical Center (Tohatchi, NM). 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 Karen Severns's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Karen Severns was last updated on December 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.