npidexNPI registry + Medicare data

ALISSA MARK, MD

Gastroenterology Physician · WHITE PLAINS, NY

Individual Active NPI 1174705065

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024227481$414,172$106,470$85,786
2023206466$299,761$92,189$73,398
2022227663$356,608$103,936$79,459

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 more103$141$99
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare60$526$439
45380Biopsy of large bowel using a flexible endoscope57$282$232
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope45$322$241
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope20$109$88
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more20$182$125
G0105Colorectal cancer screening; colonoscopy on individual at high risk18$334$334
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more18$104$76
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare16$286$238
45380Biopsy of large bowel using a flexible endoscope15$115$95
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes11$187$149

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X✓232097NY

Medicare eligibility

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

Other Gastroenterology Physician providers in New York

See all Gastroenterology Physician providers in New York →

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