npidexNPI registry + Medicare data

AARON BALTZ, MD

Gastroenterology Physician · MILWAUKEE, WI

Individual Active NPI 1467499277

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20244851,071$2,301,962$111,557$84,388
2023478972$2,004,756$114,077$87,188
20225021,031$2,094,322$127,587$96,807

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
45380Biopsy of large bowel using a flexible endoscope239$47$36
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare214$215$161
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope138$55$41
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more106$114$80
43248Insertion of guide wire with dilation of esophagus using a flexible endoscope57$113$88
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more55$148$98
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes27$69$55
G2211Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's26$15$12
G0105Colorectal cancer screening; colonoscopy on individual at high risk26$158$158
45381Injection beneath lining of large bowel using a flexible endoscope25$14$10
99231Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes18$43$31
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes17$115$86

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X✓49198-20WI

Medicare eligibility

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

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