NPPES file of Aug 9, 2026

Evan Perry Larson, MD

Orthopaedic Surgery of the Spine Physician · North Liberty, IA

Evan Perry Larson, MD is an orthopaedic surgery of the spine physician with a practice address in North Liberty, Iowa, and NPI 1831572536, issued on Jun 30, 2015. Check the license (Iowa MD-48553, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831572536
Name
Evan Perry Larson
Credential
MD
Primary taxonomy
Orthopaedic Surgery of the Spine Physician 207XS0117X
License number
MD-48553 IA
Self-reported in NPPES; status is on the state search
Practice location
2301 Steindler Way Ste B, North Liberty, IA 52317
Phone
(319) 338-3606
Enumerated
Jun 30, 2015
Record last updated
Feb 6, 2026
Fax
(319) 338-0522
Medicare enrollment
Enrolled (PECOS I20210727004028); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 2015
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 2301 Steindler Way Ste B

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

  1. Derek Breder, M.D.Orthopaedic Surgery Physician1942596176
  2. Bradly Bussewitz, D.P.M.Foot & Ankle Surgery Podiatrist1033441589
  3. Daniel Coons, PA-CPhysician Assistant1013983428
  4. David Demik, M.D., PHARM.D.Adult Reconstructive Orthopaedic Surgery Physician1487181160
  5. Fred Dery, MDInterventional Pain Medicine Physician1457569188
  6. Alyson Dusdieker, LPTPhysical Therapist1912146259

Verify Evan Perry Larson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license MD-48553
    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

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3.6 times the Medicare Part D claims of the average orthopaedic surgery of the spine physician in 2024

1,389 Medicare Part D claims for 319 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. 333 claims were for opioids.

  1. Evan Larson1,389
  2. Specialty average381

Most prescribed

  1. Pregabalin359 claims
  2. Celecoxib200 claims
  3. Tramadol Hcl178 claims
  4. Prednisone146 claims
  5. Oxycodone Hcl139 claims
  6. Tizanidine Hcl125 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): 90.7 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. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%89.0
  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).

Industry payments in 2024: $2,788.97

34 payments; by number, the most common kind was food and beverage; the largest payer was Globus Medical, Inc. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Evan Larson$2,789
  2. Specialty average$34,072

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Progressive Rehabilitation Associates LLCIowa City, IA
  2. Steindler Orthopedic Clinic PLCBurlington, IA

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

Evan Perry Larson among 24 orthopaedic surgery of the spine physician records in Iowa

Evan Perry Larson, MD is one of 24 orthopaedic surgery of the spine physician records with a practice address in Iowa. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 79% of them.

  • NPI issued2015 · 79% of these records are older, 13% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2015 · median 2010 among the 14 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0117X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 orthopaedic surgery of the spine physician records list a practice address in North Liberty

They are 3 of the 343 NPPES records with a practice address in North Liberty, and 24 orthopaedic surgery of the spine physician records in Iowa.

The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes

  1. Benjamin Maclennan, M.D.North Liberty, IA 523171760696389
  2. Keith Michael, MDNorth Liberty, IA 523171033385679
  3. Luiz Carlos Almeida Da SilvaIowa City, IA 522421538925466
  4. Hani Assoum, M.D.Iowa City, IA 522421043599103
  5. Mauricio Campos, M.D.Iowa City, IA 522421851509152
  6. Ernest Found, MDIowa City, IA 522421093707465
  7. El Amir Bachar HarfouchIowa City, IA 522421457669418
  8. Catherine Olinger, MDIowa City, IA 522421417342536

Common questions

What is Evan Perry Larson, MD's NPI number?

Evan Perry Larson, MD's National Provider Identifier (NPI) is 1831572536, issued on Jun 30, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Evan Perry Larson, MD located?

The NPPES record lists a practice address at 2301 Steindler Way Ste B, North Liberty, IA, 52317. Phone: (319) 338-3606. Providers update this record themselves, so call before visiting.

How can I verify Evan Perry Larson, MD's license?

NPPES lists Iowa license number MD-48553, 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 Evan Perry Larson, MD prescribe under Medicare Part D?

In 2024, Evan Perry Larson, MD had 1,389 Medicare Part D claims for 319 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.

What is Evan Perry Larson, MD's MIPS final score?

The 2023 MIPS final score is 90.7 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.