Neurologist | 16+ years experience

Kevin Cornelius Mcmahon, M.D.

417 S. King Street, Grmg Neurology Associates, Seguin, Texas, 78155-5126

About Kevin Cornelius Mcmahon

Kevin Cornelius Mcmahon is a neurologist based in Seguin, Texas with 16 years of experience in Neurology. He completed his graduation in 2010. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Kevin Cornelius Mcmahon is Q3049 for Neurology in Texas. His current practice location is 417 S. King Street, Grmg Neurology Associates, Seguin. Patients can reach him at 830-484-4608. Kevin Cornelius Mcmahon is M.D. in Neurology and his NPI number (Unique professional ID assigned by NPPES) is 1124339528.

Kevin Cornelius Mcmahon specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

Practice Information

Kevin Cornelius Mcmahon speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Kevin Cornelius Mcmahon
Specialization Neurology
Credentials M.D.
Accepts Medicare Assignment Yes
Experience 16+ years
Graduation Year 2010
Gender Male
Practice Address: 417 S. King Street, Grmg Neurology Associates
Seguin, TX - 78155-5126

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

PAC ID 8022320654
Enrollment ID I20150709002498
NPI Number1124339528
NPI Enumeration Date: 30 Jun, 2010
NPI Last Update On: 19 Jun, 2026

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Kevin Cornelius Mcmahon are as mentioned below.

License NumberSpecializationStateStatus
Q3049Neurology TexasPrimary
Student in an Organized Health Care Education/Training Program ConnecticutSecondary

Hospital Affiliation

Doctors are affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) StateHospital Type
(450711)Mcallen, TXAcute Care Hospital

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Kevin Cornelius Mcmahon is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Neurohospitalist Of Mcallen, Pllc (5294085684)2

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Kevin Cornelius Mcmahon
1215 E Court St, Guadalupe Regional Medical Group
Seguin, TX - 78155-5129
Phone: 830-484-4608

Book an Appointment with Kevin Cornelius Mcmahon

To schedule an appointment, contact Kevin Cornelius Mcmahon at 417 S. King Street, Grmg Neurology Associates, Seguin, Texas or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Kevin Cornelius Mcmahon:

Dr. Kevin Cornelius Mcmahon is a neurologist specializing in Neurology. He specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

Dr. Kevin Cornelius Mcmahon has approximately 16 years of experience in Neurology.

Yes, Dr. Kevin Cornelius Mcmahon accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Kevin Cornelius Mcmahon is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Dr. Kevin Cornelius Mcmahon practices at 417 S. King Street, Grmg Neurology Associates, Seguin, Texas, 78155-5126.

To schedule an appointment with Dr. Kevin Cornelius Mcmahon, please contact the office at 830-484-4608.

Reviews & Feedback

Have you visited Kevin Cornelius Mcmahon? Share your experience to help others looking for neurologist in Seguin, TX.

Read Reviews / Give Feedback
**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.