NPPES file of Aug 9, 2026

Barbara Kay Olinger, CNP, M.S. ATC

Family Nurse Practitioner · Sioux Falls, SD

Barbara Kay Olinger, CNP, M.S. ATC is a family nurse practitioner with a practice address in Sioux Falls, South Dakota, and NPI 1770812455, issued on Dec 9, 2009. Check the license (South Dakota CP002054, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770812455
Name
Barbara Kay Olinger
Credential
CNP, M.S. ATC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
CP002054 SD
0261 SD
Self-reported in NPPES; status is on the state search
Practice location
6100 S Louise Ave, Sioux Falls, SD 57108
Phone
(605) 504-1100
Enumerated
Dec 9, 2009
Record last updated
Jul 27, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(605) 504-1101
Medicare enrollment
Enrolled (PECOS I20211015002541); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6100 S Louise Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kyra GrahamAthletic Trainer1568394443
  2. Noah Kottke, OTD, OTR/LHand Occupational Therapist1689341588
  3. Madalyn Liebl, PA-CPhysician Assistant1346073491
  4. Gavin Marco, MS, LAT, ATCAthletic Trainer1205779428
  5. Kelly McKnight Purcell, MDOrthopaedic Hand Surgery Physician1750876470
  6. Razvan Nicolescu, M.D.Orthopaedic Hand Surgery Physician1013282425

Verify Barbara Kay Olinger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
    Search for license CP002054
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the South Dakota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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98% fewer Medicare Part D claims than the average family nurse practitioner in 2024

23 Medicare Part D claims for 18 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 18 claims were for opioids.

  1. Barbara Olinger23
  2. Specialty average1,305

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Avera MckennanSioux Falls, SD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Barbara Kay Olinger among 862 family nurse practitioner records in South Dakota

Barbara Kay Olinger, CNP, M.S. ATC is one of 862 family nurse practitioner records with a practice address in South Dakota. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 14% of them.

  • NPI issued2009 · 14% of these records are older, 84% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2021 · median 2019 among the 615 with a school on file
  • Record last updated2021 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

305 family nurse practitioner records list a practice address in Sioux Falls

They are 305 of the 6,563 NPPES records with a practice address in Sioux Falls, and 862 family nurse practitioner records in South Dakota.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Patricia Bultsma, FNP/CSioux Falls, SD 571081841258159
  2. Irena Chernatinski, CNPSioux Falls, SD 571081700133667
  3. Mary Fiedler, CNPSioux Falls, SD 571081093962706
  4. Heidi Furth, CNPSioux Falls, SD 571081669530671
  5. Abigail Gramlick-Mueller, CNPSioux Falls, SD 571081477786200
  6. Paul Kaffar, CNPSioux Falls, SD 571081053419903
  7. Rebecca Leonard, CNPSioux Falls, SD 571081073586632
  8. Sheryl Marckstadt, CNPSioux Falls, SD 571081487658837

Common questions

What is Barbara Kay Olinger, CNP, M.S. ATC's NPI number?

Barbara Kay Olinger, CNP, M.S. ATC's National Provider Identifier (NPI) is 1770812455, issued on Dec 9, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Barbara Kay Olinger, CNP, M.S. ATC located?

The NPPES record lists a practice address at 6100 S Louise Ave, Sioux Falls, SD, 57108. Phone: (605) 504-1100. Providers update this record themselves, so call before visiting.

How can I verify Barbara Kay Olinger, CNP, M.S. ATC's license?

NPPES lists South Dakota license number CP002054, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.

How much does Barbara Kay Olinger, CNP, M.S. ATC prescribe under Medicare Part D?

In 2024, Barbara Kay Olinger, CNP, M.S. ATC had 23 Medicare Part D claims for 18 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.