npidexNPI registry + Medicare data

ROBERT POLLACK, MD

Gastroenterology Physician · KNOXVILLE, TN

Individual Active NPI 1497725089

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024445756$296,476$94,147$74,995
2023470840$321,797$105,047$84,597
2022369666$231,660$83,838$65,849

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more103$83$58
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more99$113$77
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare87$224$187
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope83$92$73
43450Dilation of esophagus50$35$28
45380Biopsy of large bowel using a flexible endoscope49$123$102
G0105Colorectal cancer screening; colonoscopy on individual at high risk44$159$159
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more43$154$97
43235Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope41$87$70
G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk38$165$165
45378Diagnostic exam of large bowel using a flexible endoscope37$151$121
99203New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more32$102$68

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X✓MD34023TN

Medicare participation

Enrolled in Medicare

CMS lists this provider as eligible to order and refer under Medicare. They billed Medicare Part B in 2024.

Enrolment status from public CMS files — not a guarantee of coverage for any particular patient or plan. We hold no commercial-insurance network data; confirm with the provider and your insurer before an appointment.

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

Other Gastroenterology Physician providers in Tennessee

See all Gastroenterology Physician providers in Tennessee →

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