npidexNPI registry + Medicare data

ANDREW SHREINER, MD

Gastroenterology Physician · GRAND RAPIDS, MI

Individual Active NPI 1437461639

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024185335$156,097$37,489$29,962
2023176326$134,573$32,776$26,024
2022202384$159,904$41,647$32,322

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
G0500Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito66$6$4
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare44$256$217
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope33$85$62
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes21$127$103
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more20$102$68
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes19$80$64
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope18$85$62

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X✓4301097133MI
Internal Medicine Physician207R00000X4301097133MI

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.