Daniel Owen Herzig, MD

NPI 1841205358ActiveIndividual· Colon & Rectal Surgery· Portland, OR

Colon & Rectal Surgery (MD) in Portland, Oregon, trained at Vanderbilt University School of Medicine (class of 1999). In 2024 Medicare paid $54,578 for 188 patients, and Part D covered 306 of their prescriptions, 68% of them generic. Intuitive Surgical, Inc. reported $415.34 in payments in 2025, mostly food and beverage.

Overview

NPI	1841205358
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Jul 31, 2006
Last updated in NPPES	Dec 6, 2023
Certified by provider	Dec 6, 2023

Specialties and licenses

Taxonomy	Code	License	State
Colon & Rectal Surgery Primary	208C00000X	MD25675	OR
Surgery	208600000X	MD25675	OR

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 - Colorectal Surgery (Proctology) (OR)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	188
Services billed	483 across 62 procedure codes
Paid by Medicare	$54,578

Part D prescriptions in 2024

Prescriptions (claims)	306 · 338 30-day fills
Patients	184
Total drug cost	$13,119
Generic share	68% of claims

Medicare sources and data years

Education and affiliations

Medical school	Vanderbilt University School of Medicine
Graduation year	1999
Medicare specialty	Colorectal Surgery (Proctology)
Secondary specialties	General Surgery
Telehealth	Offers telehealth