Mark W. Arnold, MD

NPI 1891748018ActiveIndividual· Colon & Rectal Surgery· Columbus, OH

Colon & Rectal Surgery (MD) in Columbus, Ohio, trained at New York University School of Medicine (class of 1983). 116 Medicare patients in 2024, $35,334 paid; all of their 52 Part D prescriptions were generic. Medtronic, Inc. was the largest of 2 companies reporting payments in 2025, $147.40 in all, mostly food and beverage.

Overview

NPI	1891748018
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	May 18, 2006
Last updated in NPPES	Jan 3, 2025
Certified by provider	Jan 3, 2025

Specialties and licenses

Taxonomy	Code	License	State
Colon & Rectal Surgery Primary	208C00000X	35056571	OH
Surgery	208600000X	35056571	OH

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 4, 2026	No match	—
New York OMIG · Nov 4, 2026	No match	—
Ohio Medicaid · Nov 4, 2026	No match	—
Pennsylvania Medicheck · Nov 4, 2026	No match	—
Washington HCA · Nov 4, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Colorectal Surgery (Proctology) (OH)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	116
Services billed	200 across 42 procedure codes
Paid by Medicare	$35,334

Part D prescriptions in 2024

Prescriptions (claims)	52 · 52 30-day fills
Patients	26
Total drug cost	$217.64
Generic share	100% of claims

Medicare sources and data years

Education and affiliations

Medical school	New York University School of Medicine
Graduation year	1983
Medicare specialty	Colorectal Surgery (Proctology)
Secondary specialties	General Surgery
Telehealth	Offers telehealth