WILLIAM MAHER, M.D.

Gastroenterology Physician · SOMERSWORTH, NH

Individual Active NPI 1477550739

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20248456,553$1,037,187$251,687$199,200
202399010,216$1,402,626$361,810$288,511
202297911,155$1,494,049$399,666$314,446

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more200$125$87
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes132$77$61
G0105Colorectal cancer screening; colonoscopy on individual at high risk115$177$177
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes94$126$100
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more92$165$112
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more89$90$62
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope79$112$86
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare75$242$200
45380Biopsy of large bowel using a flexible endoscope69$162$133
43235Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope52$97$71
45378Diagnostic exam of large bowel using a flexible endoscope43$157$119
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk32$178$178

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X10956NH

Medicare eligibility

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

Other Gastroenterology Physician providers in New Hampshire

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