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Zachary Pennington, MD

NPI 1982119731ActiveIndividual· Neurological Surgery· Baltimore, MD

Neurological Surgery (MD) in Baltimore, Maryland, trained at Johns Hopkins University School of Medicine (class of 2021). Part D covered 275 prescriptions written in 2024, 97% of them generic. Alphatec Spine, Inc was the largest of 3 companies reporting payments in 2025, $2,433 in all, mostly travel and lodging.

Overview

NPI1982119731
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedDec 1, 2017
Last updated in NPPESJul 22, 2022
Certified by providerJul 22, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Neurological Surgery Primary207T00000X72133MN
Neurological Surgery207T00000X31677MN

About license numbers in NPPES

Exclusion screening

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

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Neurosurgery (MN)

Part D prescriptions in 2024

Prescriptions (claims)275 · 275 30-day fills
Patients113
Total drug cost$6,122
Generic share97% of claims

Medicare sources and data years

Education and affiliations

Medical schoolJohns Hopkins University School of Medicine
Graduation year2021
Medicare specialtyNeurosurgery

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$2,433 · 16 payments from 3 companies
  • 2024$1,074 · 9 payments from 1 company

Top paying companies in 2025

CompanyAmountPayments
Alphatec Spine, Inc$1,4644
Globus Medical, Inc.$709.237
Icotec Medical Inc.$258.995

What the 2025 payments were for

  • Travel and Lodging$2,099 · 8 payments
  • Food and Beverage$333.79 · 8 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other neurosurgeons in Baltimore

All 109 neurosurgeons in Baltimore · All neurosurgeons in Maryland