Derek Michael Parshall, MD

NPI 1225491657ActiveIndividual· Orthopaedic Surgery· Rock Hill, SC

Orthopaedic Surgery (MD) in Rock Hill, South Carolina, trained at University of South Carolina School of Medicine (class of 2016). 98 Medicare patients in 2024, $27,123 paid; all of their 80 Part D prescriptions were generic. Peerless Surgical Inc. reported $450.89 in payments in 2025, mostly food and beverage.

Overview

NPI	1225491657
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Apr 2, 2016
Last updated in NPPES	Jul 15, 2024
Certified by provider	Aug 1, 2022

Specialties and licenses

Taxonomy	Code	License	State
Orthopaedic Surgery Primary	207X00000X	2022-01415	NC

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 - Orthopedic Surgery (NC); Practitioner - Orthopedic Surgery (SC)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	98
Services billed	657 across 46 procedure codes
Paid by Medicare	$27,123

Part D prescriptions in 2024

Prescriptions (claims)	80 · 80 30-day fills
Patients	41
Total drug cost	$344.37
Generic share	100% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of South Carolina School of Medicine
Graduation year	2016
Medicare specialty	Orthopedic Surgery
Secondary specialties	Sports Medicine