Doctor profile · Federal record

Dr. Nathan Hahn, MD

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Waterloo, IA

  • NPI 1104806280
  • Accepts Medicare
  • MIPS 81.7 / 100 · 2023
  • 24 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3421 W 9Th St
Waterloo, IA 507025401
(319) 272-5000
fax (319) 272-5264

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
December 28, 2016
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Iowa #MD-43977 · Missouri #2004010782
Medicaid
MO #201643301

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104806280. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$572
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $41

In context: peer comparison

Among 9 peers in this city , average services per provider: 34. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 1 $23.78

By nature of payment

Food and Beverage
$24

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Hahn's medical specialty?
Dr. Nathan Hahn practices Anesthesiology Physician in Waterloo, IA.
Where does Dr. Nathan Hahn practice?
Dr. Nathan Hahn practices at 3421 W 9Th St, Waterloo, IA 507025401. Office phone: 3192725000.
What is Dr. Nathan Hahn's NPI?
Dr. Nathan Hahn's National Provider Identifier (NPI) is 1104806280, issued by NPPES.
Does Dr. Nathan Hahn accept Medicare assignment?
Yes. Dr. Nathan Hahn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Hahn commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.