NPPES file of Aug 9, 2026

Michael Wayne Klein, M.D.

Internal Medicine Physician · Coralville, IA

Michael Wayne Klein, M.D. is an internal medicine physician with a practice address in Coralville, Iowa, and NPI 1790133288, issued on May 25, 2016. Check the license (Iowa MD-46032, 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
1790133288
Name
Michael Wayne Klein
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD-46032 IA
Self-reported in NPPES; status is on the state search
Practice location
105 E 9TH St, Coralville, IA 52241
Phone
(319) 467-2000
Enumerated
May 25, 2016
Record last updated
Jul 23, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(319) 467-2410
Medicare enrollment
Enrolled (PECOS I20190801001717); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 2016
Telehealth
Offers telehealth (CMS)
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 105 E 9TH St

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

  1. Adam Arendt, D.P.M.Podiatrist1497072987
  2. Elizabeth Berigan, M.D.Internal Medicine Physician1346324399
  3. Vani Bhatt, M.D., FAAPPediatrics Physician1336126143
  4. Allison Boardman, M.D.Obstetrics & Gynecology Physician1700224136
  5. Erin Broege, MCN, RDN, LDRegistered Dietitian1780316810
  6. Annette Buck, RDN, LDRegistered Dietitian1083188239

Verify Michael Wayne Klein 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-46032
    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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2.4 times the Medicare Part D claims of the average internal medicine physician in 2024

7,504 Medicare Part D claims for 542 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 365 claims were for opioids.

  1. Michael Klein7,504
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium641 claims
  2. Amlodipine Besylate453 claims
  3. Lisinopril314 claims
  4. Losartan Potassium214 claims
  5. Metoprolol Succinate203 claims
  6. Tamsulosin Hcl199 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 2 group practices

  1. Progressive Rehabilitation Associates LLCIowa City, IA
  2. State University OF IowaCoralville, IA

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

Michael Wayne Klein among 871 internal medicine physician records in Iowa

Michael Wayne Klein, M.D. is one of 871 internal medicine physician records with a practice address in Iowa. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 57% of them.

  • NPI issued2016 · 57% of these records are older, 41% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 44% of these records are
  • Graduated2016 · median 2008 among the 386 with a school on file
  • Record last updated2019 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 internal medicine physician records list a practice address in Coralville

They are 23 of the 708 NPPES records with a practice address in Coralville, and 871 internal medicine physician records in Iowa.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Elizabeth Berigan, M.D.Coralville, IA 522411346324399
  2. Gregory Bozek, M.D.Coralville, IA 522411790764751
  3. Maurice Champion, MDCoralville, IA 522411831191626
  4. Christina Charis-Donelson, M.D.Coralville, IA 522411053388686
  5. Michael Gomendoza, MDCoralville, IA 522411174637110
  6. Lauris Kaldjian, MDCoralville, IA 522411790772051
  7. Ming Liu, MDCoralville, IA 522411699723635
  8. Joe Moonjely, MDCoralville, IA 522411215021753

Common questions

What is Michael Wayne Klein, M.D.'s NPI number?

Michael Wayne Klein, M.D.'s National Provider Identifier (NPI) is 1790133288, issued on May 25, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Michael Wayne Klein, M.D. located?

The NPPES record lists a practice address at 105 E 9TH St, Coralville, IA, 52241. Phone: (319) 467-2000. Providers update this record themselves, so call before visiting.

How can I verify Michael Wayne Klein, M.D.'s license?

NPPES lists Iowa license number MD-46032, 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 Michael Wayne Klein, M.D. prescribe under Medicare Part D?

In 2024, Michael Wayne Klein, M.D. had 7,504 Medicare Part D claims for 542 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.