NPPES file of Aug 9, 2026

Alisa M. Olson, D.O.

Family Medicine Physician · Sioux City, IA

Alisa M. Olson, D.O. is a family medicine physician with a practice address in Sioux City, Iowa, and NPI 1164743357, issued on Jun 22, 2010. Check the license (Iowa DO-04219, as entered in NPPES) on the Iowa Board of Medicine; 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
1164743357
Name
Alisa M. Olson
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
DO-04219 IA
Self-reported in NPPES; status is on the state search
Practice location
2600 Outer Dr N, Sioux City, IA 51104
Phone
(712) 239-3300
Enumerated
Jun 22, 2010
Record last updated
Feb 13, 2026
Fax
(712) 239-8201
Medicare enrollment
Enrolled (PECOS I20100908000103); 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 2600 Outer Dr N

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

  1. Jeffrey Krohn, MDFamily Medicine Physician1003869058
  2. Frank Marino, DOFamily Medicine Physician1699740159
  3. Paul Peterson, DOFamily Medicine Physician1326013426
  4. Steven Shook, MDFamily Medicine Physician1942275037

Verify Alisa M. Olson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license DO-04219
    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
Open the Iowa 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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73% more Medicare Part D claims than the average family medicine physician in 2024

6,128 Medicare Part D claims for 289 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 86 claims were for opioids.

  1. Alisa Olson6,128
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium338 claims
  2. Levothyroxine Sodium329 claims
  3. Omeprazole254 claims
  4. Lisinopril173 claims
  5. Pantoprazole Sodium162 claims
  6. Escitalopram Oxalate153 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.

Bills Medicare through one group practice

  1. Iowa Physicians Clinic Medical FoundationSioux City, IA

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

Alisa M. Olson among 2,336 family medicine physician records in Iowa

Alisa M. Olson, D.O. is one of 2,336 family medicine physician records with a practice address in Iowa. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 63% of them.

  • NPI issued2010 · 63% of these records are older, 35% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2010 · median 2006 among the 1,367 with a school on file
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

88 family medicine physician records list a practice address in Sioux City

They are 88 of the 1,486 NPPES records with a practice address in Sioux City, and 2,336 family medicine physician records in Iowa.

The 8 family medicine physician records with the nearest ZIP codes

  1. Rick Colwell, D.O.Sioux City, IA 511041396710497
  2. Gary Hattan, MDSioux City, IA 511041619961729
  3. Michael Jung, MDSioux City, IA 511041023093580
  4. Frank Marino, DOSioux City, IA 511041699740159
  5. Gerald McGowan, M.D.Sioux City, IA 511041265418644
  6. Terry Mitchell, MDSioux City, IA 511041720053796
  7. Paul Peterson, DOSioux City, IA 511041326013426
  8. Amy Rief-Elks, D.O.Sioux City, IA 511041194790659

Common questions

What is Alisa M. Olson, D.O.'s NPI number?

Alisa M. Olson, D.O.'s National Provider Identifier (NPI) is 1164743357, issued on Jun 22, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Alisa M. Olson, D.O. located?

The NPPES record lists a practice address at 2600 Outer Dr N, Sioux City, IA, 51104. Phone: (712) 239-3300. Providers update this record themselves, so call before visiting.

How can I verify Alisa M. Olson, D.O.'s license?

NPPES lists Iowa license number DO-04219, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alisa M. Olson, D.O. prescribe under Medicare Part D?

In 2024, Alisa M. Olson, D.O. had 6,128 Medicare Part D claims for 289 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.