Doctor profile · Federal record
Dr. John Cromwell, MD
Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Colon & Rectal Surgery Physician · Surgery Physician · Iowa City, IA
- NPI 1174535504
- Accepts Medicare
- 32 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
200 Hawkins Dr
Iowa City, IA 522421007
(319) 384-5196
fax (319) 356-8378 - Additional location
-
500 E Market St
Iowa City, IA 522452633
(319) 339-3551
fax (319) 248-7945
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- January 26, 2026
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State licenses (2)
- Iowa #38721 · Florida #ME88057
- Medicaid
- FL #267613300
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174535504. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
23
Distinct HCPCS
1
Medicare allowed
$1,403
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 23 | 19 | $61 |
In context: peer comparison
Among 2 peers in Iowa City Colon & Rectal Surgery Physician, average services per provider: 25. This provider delivers 0.9× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. John Cromwell's medical specialty?
Dr. John Cromwell practices Colon & Rectal Surgery Physician in Iowa City, IA.
Where does Dr. John Cromwell practice?
Dr. John Cromwell practices at 200 Hawkins Dr, Iowa City, IA 522421007. Office phone: 3193845196.
What is Dr. John Cromwell's NPI?
Dr. John Cromwell's National Provider Identifier (NPI) is 1174535504, issued by NPPES.
Does Dr. John Cromwell accept Medicare assignment?
Yes. Dr. John Cromwell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Cromwell commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.