NPPES file of Aug 9, 2026

Steven M. Udelhofen, DO

Surgery Physician · Iowa City, IA

Steven M. Udelhofen, DO is a surgery physician with a practice address in Iowa City, Iowa, and NPI 1457581308, issued on Jul 24, 2009. Check the license (Iowa DO-05110, 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
1457581308
Name
Steven M. Udelhofen
Credential
DO
Primary taxonomy
Surgery Physician 208600000X
License numbers
DO-05110 IA
FU6556584 IA
FU6195413 NE
FU6195413 OH
Self-reported in NPPES; status is on the state search
Practice location
540 E Jefferson St Ste 205, Iowa City, IA 52245
Phone
(319) 688-7880
Enumerated
Jul 24, 2009
Record last updated
Jan 21, 2026
Fax
(319) 688-7881
Medicare enrollment
Enrolled (PECOS I20201214001897); 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 540 E Jefferson St Ste 205

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

  1. Nichole Carney, RDNMetabolic Nutrition Registered Dietitian1427515451
  2. Rachel LasleyRegistered Dietitian1831671528
  3. Jose Andres Moreno Lopez, MDSurgery Physician1043545833
  4. Paul Pierson, DOSurgery Physician1649686890
  5. Mikayla Reinhardt, RDNRegistered Dietitian1487355137
  6. Andrew Schaeckenbach, M.D.Occupational Medicine Physician1891817748

Verify Steven M. Udelhofen 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-05110
    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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79% more Medicare Part D claims than the average surgery physician in 2024

263 Medicare Part D claims for 82 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 41 claims were for opioids.

  1. Steven Udelhofen263
  2. Specialty average147

Most prescribed

  1. Topiramate60 claims
  2. Omeprazole45 claims
  3. Hydrocodone-Acetaminophen30 claims
  4. Ursodiol12 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.

Industry payments in 2024: $3,192.78

6 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steven Udelhofen$3,192.78
  2. Specialty average$3,513.80

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

Bills Medicare through one group practice

  1. State University OF IowaIowa City, IA

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

Steven M. Udelhofen among 437 surgery physician records in Iowa

Steven M. Udelhofen, DO is one of 437 surgery physician records with a practice address in Iowa. 73% 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 47% of them.

  • NPI issued2009 · 47% of these records are older, 50% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2009 · median 2005 among the 218 with a school on file
  • Record last updated2026 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

116 surgery physician records list a practice address in Iowa City

They are 116 of the 7,163 NPPES records with a practice address in Iowa City, and 437 surgery physician records in Iowa.

The 8 surgery physician records with the nearest ZIP codes

  1. Benjamin Green, D.O.Iowa City, IA 522451134431422
  2. Aditi Mishra, M.B.B.SIowa City, IA 522451649889528
  3. Jose Andres Moreno Lopez, MDIowa City, IA 522451043545833
  4. Darwin Peterson, D.O.Iowa City, IA 522451043270556
  5. Paul Pierson, DOIowa City, IA 522451649686890
  6. Robert Radcliffe, M.D.Iowa City, IA 522451891756854
  7. Nathan Schneider, M.D.Iowa City, IA 522451124114327
  8. Rick Shelman, MDIowa City, IA 522451629038120

Common questions

What is Steven M. Udelhofen, DO's NPI number?

Steven M. Udelhofen, DO's National Provider Identifier (NPI) is 1457581308, issued on Jul 24, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Steven M. Udelhofen, DO located?

The NPPES record lists a practice address at 540 E Jefferson St Ste 205, Iowa City, IA, 52245. Phone: (319) 688-7880. Providers update this record themselves, so call before visiting.

How can I verify Steven M. Udelhofen, DO's license?

NPPES lists Iowa license number DO-05110, 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 Steven M. Udelhofen, DO prescribe under Medicare Part D?

In 2024, Steven M. Udelhofen, DO had 263 Medicare Part D claims for 82 beneficiaries; the average among surgery physician prescribers was 147. 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.