Doctor profile · Federal record

Dr. Peter Hohnstein, MD

Anesthesiology Physician (CMS: Anesthesiology) · Waterloo, IA

  • NPI 1538104039
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2710 Saint Francis Dr, Suite 410
Waterloo, IA 507025619
(319) 272-5000
fax (319) 272-5264
Additional location
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-2633
fax (319) 356-2940
Mailing address
2101 Kimball Ave # Ll14
Waterloo, IA 507025036

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 3, 2024
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Iowa #MD-32592
Medicaid
IA #0189688

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538104039. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
72
Distinct HCPCS
3
Medicare allowed
$9,925
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 41 40 $107
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 16 15 $59
01402 Anesthesia for procedure for total knee joint replacement 15 15 $306

In context: peer comparison

Among 9 peers in this city , average services per provider: 34. This provider delivers 2.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Hohnstein's medical specialty?
Dr. Peter Hohnstein practices Anesthesiology Physician in Waterloo, IA.
Where does Dr. Peter Hohnstein practice?
Dr. Peter Hohnstein practices at 2710 Saint Francis Dr, Waterloo, IA 507025619. Office phone: 3192725000.
What is Dr. Peter Hohnstein's NPI?
Dr. Peter Hohnstein's National Provider Identifier (NPI) is 1538104039, issued by NPPES.
Does Dr. Peter Hohnstein accept Medicare assignment?
Yes. Dr. Peter Hohnstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Hohnstein commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.