Doctor profile · Federal record
Dr. Alan Gunderson, M.D.
Hepatology Physician (CMS: Gastroenterology) · Transplant Hepatology Physician · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Iowa City, IA
- NPI 1942404785
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-4901
fax (319) 384-8559
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- September 2, 2021
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207RI0008X — NUCC code
- State licenses (2)
- Iowa #MD-41947 · Wisconsin #52443-20
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942404785. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
435
Distinct HCPCS
9
Medicare allowed
$45,550
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 145 | 125 | $132 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 117 | 31 | $74 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 34 | 29 | $121 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 30 | 30 | $91 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 29 | 29 | $5 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 27 | 27 | $5 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 22 | 22 | $231 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 19 | 19 | $229 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 12 | 12 | $101 |
In context: peer comparison
Among 3 peers in Iowa City Hepatology Physician, average services per provider: 46. This provider delivers 9.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
920
Patients
176
Total drug cost
$325,031
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tacrolimus | Generic | 221 | 41 | $19,107 |
| Ursodiol | Generic | 142 | 35 | $24,577 |
| Mycophenolate Mofetil | Generic | 100 | 22 | $8,874 |
| Spironolactone | Generic | 78 | 25 | $2,603 |
| Furosemide | Generic | 68 | 24 | $554 |
| Prednisone | Generic | 52 | 16 | $514 |
| Xifaxan (Rifaximin) | Brand | 49 | 0 | $164,170 |
| Lactulose | Generic | 42 | 13 | $2,773 |
| Everolimus | Generic | 39 | 0 | $90,660 |
| Azathioprine | Generic | 34 | 0 | $2,492 |
Hospital affiliations
Frequently asked questions
What is Dr. Alan Gunderson's medical specialty?
Dr. Alan Gunderson practices Hepatology Physician in Iowa City, IA.
Where does Dr. Alan Gunderson practice?
Dr. Alan Gunderson practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193564901.
What is Dr. Alan Gunderson's NPI?
Dr. Alan Gunderson's National Provider Identifier (NPI) is 1942404785, issued by NPPES.
Does Dr. Alan Gunderson accept Medicare assignment?
Yes. Dr. Alan Gunderson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alan Gunderson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.