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Otolaryngology

Alexander D. Claussen, MD

Works at hospitals in Iowa City, IA · Iowa

Summary

Alexander D. Claussen, MD (Otolaryngology) is listed by Medicare at 2 hospitals in Iowa City, IA. NPI 1659719235. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Alexander D. Claussen, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

OtolaryngologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
13Years since medical school (graduated 2013)
Southern Illinois University School Of MedicineMedical school
MaleGender (as listed)
State University of IowaGroup practice

Quick answers

Which hospitals does Alexander D. Claussen work at?
Medicare's official clinician data lists Alexander D. Claussen at 2 hospitals: University of Iowa Health Care Medical Center Down… and University of Iowa Hospital & Clinics. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Alexander D. Claussen see patients?
Medicare's clinician data lists 1 practice location in Iowa City, IA. Call before your visit to confirm the address.
What is Alexander D. Claussen's specialty?
Medicare lists Otolaryngology as the primary specialty.
Does Alexander D. Claussen accept Medicare assignment?
Yes. Medicare's clinician data says Alexander D. Claussen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Alexander D. Claussen offer telehealth?
Medicare's clinician data says Alexander D. Claussen offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Alexander D. Claussen?
(319) 356-1616, as listed in official Medicare / NPI Registry data.
What is Alexander D. Claussen's NPI number?
1659719235. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Alexander D. Claussen works

Medicare's Facility Affiliation Data lists Alexander D. Claussen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Alexander D. Claussen is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Alexander D. Claussen as a member of this group (CMS data updated 2026-10-02).

  • State University of Iowa1,897 clinicians in the group

Specialties

Find other Otolaryngology doctors in Iowa →

Other ENT doctors in Iowa City

Clinicians with the same Medicare primary specialty in Iowa City, IA — not a recommendation.

All ENT doctors in Iowa City →

Clinician information

CredentialMD
Medical schoolSouthern Illinois University School Of Medicine
Graduation year2013
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1659719235
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians