npidexNPI registry + Medicare data

ALAN GUNDERSON, M.D.

Hepatology Physician · IOWA CITY, IA

Individual Active NPI 1942404785

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024270448$377,383$46,409$34,993
2023283523$402,470$54,088$40,627
2022311494$436,231$52,731$39,495

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99215Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more134$132$92
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes57$73$58
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more42$90$64
G0500Moderate 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 monito30$5$4
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes30$120$96
G0500Moderate 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 monito23$5$4
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare21$222$188
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare17$228$189
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope15$93$61
91200Measurement of liver stiffness13$10$7
43235Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope11$101$72

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Hepatology Physician207RI0008X✓MD-41947IA
Transplant Hepatology Physician207RT0003X52443-20WI
Student in an Organized Health Care Education/Training Program390200000X——
Internal Medicine Physician207R00000X52443-20WI

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Other Hepatology Physician providers in Iowa

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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.