NPPES file of Aug 9, 2026

Renee Elizabeth Nydegger, M.D.

Family Medicine Physician · Iowa City, IA

Renee Elizabeth Nydegger, M.D. is a family medicine physician with a practice address in Iowa City, Iowa, and NPI 1154311728, issued on Oct 25, 2005. Check the license (Iowa 33617, 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
1154311728
Name
Renee Elizabeth Nydegger
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
33617 IA
44466 MN
Self-reported in NPPES; status is on the state search
Practice location
4189 Westlawn S, Iowa City, IA 52242
Phone
(319) 335-8370
Enumerated
Oct 25, 2005
Record last updated
Oct 2, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(319) 335-7247
Medicare enrollment
Enrolled (PECOS I20061213000073); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 1999
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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8 nearest family medicine physician records → All 2,336 in Iowa → Look up another NPI →

Also registered at 4189 Westlawn S

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

  1. Samantha Bemrich, PA-CPhysician Assistant1073793618
  2. Ellen Collins, PA-CPhysician Assistant1427091362
  3. Eric Evans, MDFamily Medicine Physician1730175571
  4. Keith Guess, PAPhysician Assistant1841293354
  5. Jennifer Johnson, M.D.Family Medicine Physician1699744045
  6. Mary Khowassah, MDGeneral Practice Physician1740276096

Verify Renee Elizabeth Nydegger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 33617    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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87% fewer Medicare Part D claims than the average family medicine physician in 2024

446 Medicare Part D claims for 340 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Renee Nydegger446
  2. Specialty average3,544

Most prescribed

  1. Cephalexin85 claims
  2. Prednisone66 claims
  3. Doxycycline Monohydrate49 claims
  4. Amoxicillin-Clavulanate Potass46 claims
  5. Doxycycline Hyclate42 claims
  6. Polymyxin B Sul-Trimethoprim16 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: $44.33

2 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Renee Nydegger$44.33
  2. Specialty average$902.55

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. Mercy Physician Associates IncHiawatha, IA

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

Renee Elizabeth Nydegger among 2,336 family medicine physician records in Iowa

Renee Elizabeth Nydegger, M.D. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 84% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1999 · median 2006 among the 1,367 with a school on file
  • Record last updated2007 · 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).

156 family medicine physician records list a practice address in Iowa City

They are 156 of the 7,163 NPPES records with a practice address in Iowa City, and 2,336 family medicine physician records in Iowa.

All 2,336 in Iowa → Every provider in Iowa City → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. George Bergus, MDIowa City, IA 522421811983414
  2. Rebecca Chackalackal, MDIowa City, IA 522421609863323
  3. John Ely, MDIowa City, IA 522421366438723
  4. Eric Evans, MDIowa City, IA 522421730175571
  5. Robert Garrett, MDIowa City, IA 522421790771152
  6. Adelaide Gurwell, MDIowa City, IA 522421053309856
  7. Gerald Jogerst, MDIowa City, IA 522421326034117
  8. Oladipo Kukoyi, MDIowa City, IA 522421942296520

Common questions

What is Renee Elizabeth Nydegger, M.D.'s NPI number?

Renee Elizabeth Nydegger, M.D.'s National Provider Identifier (NPI) is 1154311728, issued on Oct 25, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Renee Elizabeth Nydegger, M.D. located?

The NPPES record lists a practice address at 4189 Westlawn S, Iowa City, IA, 52242. Phone: (319) 335-8370. Providers update this record themselves, so call before visiting.

How can I verify Renee Elizabeth Nydegger, M.D.'s license?

NPPES lists Iowa license number 33617, 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 Renee Elizabeth Nydegger, M.D. prescribe under Medicare Part D?

In 2024, Renee Elizabeth Nydegger, M.D. had 446 Medicare Part D claims for 340 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.