NPPES file of Aug 9, 2026

Christopher Olsen, ARNP

Acute Care Nurse Practitioner · Atlantic, IA

Christopher Olsen, ARNP is an acute care nurse practitioner with a practice address in Atlantic, Iowa, and NPI 1235642661, issued on Nov 7, 2017. Check the license (Iowa H157790, as entered in NPPES) with the Iowa 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235642661
Name
Christopher Olsen
Credential
ARNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License numbers
H157790 IA
112566 IA
Self-reported in NPPES; status is on the state search
Practice location
611 Maple St, Atlantic, IA 50022
Phone
(402) 917-5065
Enumerated
Nov 7, 2017
Record last updated
May 13, 2022
Medicare enrollment
Enrolled (PECOS I20200319000360); 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 611 Maple St

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

  1. Joanne Olsen, RNPsychiatric/Mental Health Nurse Practitioner1245695295

Verify Christopher Olsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license H157790
    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
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67% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

194 Medicare Part D claims for 65 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.

  1. Christopher Olsen194
  2. Specialty average594

Most prescribed

  1. Atorvastatin Calcium15 claims
  2. Hydrochlorothiazide15 claims
  3. Lisinopril15 claims
  4. Cefdinir14 claims
  5. Prednisone12 claims

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 67.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score66.9
  2. Costout of 100 · 30%24.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital affiliation

  1. Montgomery County Memorial HospitalRed Oak, IA · Critical Access Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

2 acute care nurse practitioner records list a practice address in Atlantic

They are 2 of the 187 NPPES records with a practice address in Atlantic, and 172 acute care nurse practitioner records in Iowa.

Other acute care nurse practitioner records in Iowa

  1. Sugandha AggarwalAnkeny, IA1649949785
  2. Nicole Alsaker, ARNPWashington, IA1992479679
  3. Amber Anderson, DNPJohnston, IA1295302131
  4. Caleb Anderson, AGACNP-BCDes Moines, IA1902218324
  5. Andrea Archer, N.P.Davenport, IA1023145208
  6. Natalie Aunan, ARNPIowa City, IA1083588446
  7. Nicole Banasik, MSN, AGACNP-BCCedar Rapids, IA1609521202
  8. Aliza Barkdoll, ARNPIowa City, IA1841800091
  9. Victoria BarkleySioux City, IA1134875172
  10. Kathy Bell-Mahler, ARNPWaterloo, IA1700173028

Common questions

What is Christopher Olsen, ARNP's NPI number?

Christopher Olsen, ARNP's National Provider Identifier (NPI) is 1235642661, issued on Nov 7, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Olsen, ARNP located?

The NPPES record lists a practice address at 611 Maple St, Atlantic, IA, 50022. Phone: (402) 917-5065. Providers update this record themselves, so call before visiting.

How can I verify Christopher Olsen, ARNP's license?

NPPES lists Iowa license number H157790, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Christopher Olsen, ARNP prescribe under Medicare Part D?

In 2024, Christopher Olsen, ARNP had 194 Medicare Part D claims for 65 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.

What is Christopher Olsen, ARNP's MIPS final score?

The 2023 MIPS final score is 67.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.