npidexNPI registry + Medicare data

WILLIAM DIERENFELDT, MD

Gastroenterology Physician · MANHATTAN, KS

Individual Active NPI 1477591634

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20247421,272$1,257,964$160,648$131,082
20237441,235$1,329,594$168,465$141,595
20227461,180$1,249,310$182,749$146,552

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare270$224$183
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope254$77$57
G0105Colorectal cancer screening; colonoscopy on individual at high risk98$165$165
45380Biopsy of large bowel using a flexible endoscope86$117$87
43249Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm73$125$90
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk63$165$165
45378Diagnostic exam of large bowel using a flexible endoscope49$163$125
43235Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope42$96$77
43264Removal of stone or debris from bile or pancreatic duct using a flexible endoscope14$307$244
43262Incision of pancreatic outlet using a flexible endoscope13$76$60
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more11$84$48

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X✓04-28673KS

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.