Sam N. Ancheril, MD

NPI 1285711846ActiveIndividual· Internal Medicine, Critical Care Medicine· Greenwood Village, CO

Internal Medicine, Critical Care Medicine (MD) in Greenwood Village, Colorado, trained at University of Texas Medical School at Houston (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $393,623 for 554 claims, against $42,690 paid for services in 2024. Grifols USA, LLC reported $14.95 in payments in 2025, mostly food and beverage.

Overview

NPI	1285711846
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Nov 1, 2006
Last updated in NPPES	Jun 14, 2024
Certified by provider	Jun 14, 2024

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Critical Care Medicine Primary	207RC0200X	44425	CO
Internal Medicine, Pulmonary Disease	207RP1001X	44425	CO

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Pulmonary Disease (CO)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	169
Services billed	461 across 31 procedure codes
Paid by Medicare	$42,690

Part D prescriptions in 2024

Prescriptions (claims)	554 · 884 30-day fills
Patients	88
Total drug cost	$393,623
Generic share	40% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Texas Medical School at Houston
Graduation year	1999
Medicare specialty	Pulmonary Disease
Secondary specialties	Critical Care (Intensivists)