Doctor profile · Federal record

Dr. Alexander Claussen, M.D.

Otology & Neurotology Physician (CMS: Otolaryngology) · Sleep Medicine (Otolaryngology) Physician · Facial Plastic Surgery Physician · Otolaryngic Allergy Physician · Pediatric Otolaryngology Physician · Otolaryngology Physician · Plastic Surgery Within the Head & Neck (Otolaryngology) Physician · Otolaryngology Physician · Otolaryngology/Facial Plastic Surgery Physician · Iowa City, IA

  • NPI 1659719235
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-3574
fax (319) 356-4547
Additional location
500 E Market St
Iowa City, IA 522452633
(319) 339-3551
fax (319) 248-7945

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
October 22, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207YX0901X — NUCC code
State licenses (2)
Iowa #MD49920 · Iowa #R-9760

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659719235. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
263
Distinct HCPCS
5
Medicare allowed
$41,625
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 97 97 $124
99214 Established patient office or other outpatient visit, 30-39 minutes 67 48 $91
92504 Exam of ear using a microscope 53 44 $9
99213 Established patient office or other outpatient visit, 20-29 minutes 27 19 $62
69930 Insertion of cochlear device 19 19 $1,124

In context: peer comparison

Among 2 peers in Iowa City Otology & Neurotology Physician, average services per provider: 55. This provider delivers 4.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$305
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
iotaMotion, INC. 1 $194.23
Advanced Bionics, LLC 1 $110.98

By nature of payment

Food and Beverage
$305

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Claussen's medical specialty?
Dr. Alexander Claussen practices Otology & Neurotology Physician in Iowa City, IA.
Where does Dr. Alexander Claussen practice?
Dr. Alexander Claussen practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193563574.
What is Dr. Alexander Claussen's NPI?
Dr. Alexander Claussen's National Provider Identifier (NPI) is 1659719235, issued by NPPES.
Does Dr. Alexander Claussen accept Medicare assignment?
Yes. Dr. Alexander Claussen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Claussen commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); Exam of ear using a microscope (HCPCS 92504). Source: CMS Medicare Physician & Other Practitioners file.