Mark Benjamin Frenkel, M.D.

NPI 1164869178ActiveIndividual· Neurological Surgery· Naples, FL

Neurological Surgery (M.D.) in Naples, Florida, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 2013). 635 Medicare patients in 2024, $690,585 paid; nearly all of their 596 Part D prescriptions were generic (99%). Spine Wave, Inc. was the largest of 5 companies reporting payments in 2025, $3,232 in all, mostly consulting fees.

Overview

NPI	1164869178
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	May 30, 2013
Last updated in NPPES	Oct 6, 2022
Certified by provider	Oct 6, 2022

Specialties and licenses

Taxonomy	Code	License	State
Neurological Surgery Primary	207T00000X	ME143355	FL

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Neurosurgery (FL)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	635
Services billed	2,445 across 80 procedure codes
Paid by Medicare	$690,585

Part D prescriptions in 2024

Prescriptions (claims)	596 · 610 30-day fills
Patients	281
Total drug cost	$4,539
Generic share	99% of claims

Medicare sources and data years

Education and affiliations

Medical school	Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Graduation year	2013
Medicare specialty	Neurosurgery
Telehealth	Offers telehealth