NPPES file of Aug 9, 2026

Marcus Paul Johnson, DPT

Physical Therapist · Sioux City, IA

Marcus Paul Johnson, DPT is a physical therapist with a practice address in Sioux City, Iowa, and NPI 1558094896, issued on Jul 5, 2022. Check the license (Iowa 112333, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558094896
Name
Marcus Paul Johnson
Credential
DPT
Primary taxonomy
Physical Therapist 225100000X
License number
112333 IA
Self-reported in NPPES; status is on the state search
Practice location
3100 S Lakeport St, Sioux City, IA 51106
Phone
(712) 277-4442
Enumerated
Jul 5, 2022
Record last updated
Jul 5, 2022
Medicare enrollment
Enrolled (PECOS I20251027001694); 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 3100 S Lakeport St

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

  1. Taylor Landholm, OTSports Medicine (Physical Medicine & Rehabilitation) Physician1720740947
  2. Kylee Lefebvre, FNP-CFamily Nurse Practitioner1952023087
  3. Zackery Olson, DPTPhysical Therapist1467050088
  4. John Stollberg, OTD, OTR/L, CHTOccupational Therapist1295112340
  5. Cassidy Walker, FNP-CFamily Nurse Practitioner1144892902

Verify Marcus Paul Johnson 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 112333
    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 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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Bills Medicare through one group practice

  1. Integrated Therapy Services LLCDes Moines, IA

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

Marcus Paul Johnson among 2,671 physical therapist records in Iowa

Marcus Paul Johnson, DPT is one of 2,671 physical therapist records with a practice address in Iowa. 40% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 79% of them.

  • NPI issued2022 · 79% of these records are older, 17% newer
  • In a Medicare fileYes · 40% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2022 · median 2015 among the 1,123 with a school on file
  • Record last updated2022 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

58 physical therapist records list a practice address in Sioux City

They are 58 of the 1,486 NPPES records with a practice address in Sioux City, and 2,671 physical therapist records in Iowa.

The 8 physical therapist records with the nearest ZIP codes

  1. Staci Fethkenher, PTSioux City, IA 511061194972968
  2. Jennifer Freeman, P.T.Sioux City, IA 511061225359011
  3. Jessica Galbavy, PHYSICAL THERAPISTSioux City, IA 511061760435200
  4. Penny Garrett, P.T,Sioux City, IA 511061629198957
  5. Ramona Hanson, PTSioux City, IA 511061104056332
  6. Summer Johnson, DPTSioux City, IA 511061164686762
  7. William Jordan, PTSioux City, IA 511061699906636
  8. Steven Kelsey, DPTSioux City, IA 511061598052979

Common questions

What is Marcus Paul Johnson, DPT's NPI number?

Marcus Paul Johnson, DPT's National Provider Identifier (NPI) is 1558094896, issued on Jul 5, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Marcus Paul Johnson, DPT located?

The NPPES record lists a practice address at 3100 S Lakeport St, Sioux City, IA, 51106. Phone: (712) 277-4442. Providers update this record themselves, so call before visiting.

How can I verify Marcus Paul Johnson, DPT's license?

NPPES lists Iowa license number 112333, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity 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.