Physician Profile
Kevin C. McMahon, M.D.
Unclaimed ProfileAbout Dr. Mcmahon
Kevin C. McMahon, M.D. is a healthcare provider in Seguin, TX specializing in neurology. Kevin is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Kevin cared for 192 Medicare patients across 220 services. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (830) 484-4608
- Email not available
Practice Locations
417 S. KING STREET GRMG NEUROLOGY ASSOCIATES
Seguin, TX 78155
2406 Stirling Ave
Edinburg, TX 78539
Conditions Commonly Evaluated or Treated
Within Neurology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Alzheimer's disease
- Epilepsy
- Migraines
- Multiple sclerosis
- Neuropathy
- Parkinson's disease
Headache and facial pain
- Tension headaches
- Trigeminal neuralgia
Memory and cognition
- Mild cognitive impairment
Movement disorders
- Essential tremor
- Huntington's disease
- Restless legs syndrome
Neuromuscular and peripheral nerve
- Amyotrophic lateral sclerosis
- Carpal tunnel
- Diabetic neuropathy
- Guillain-Barré syndrome
- Muscular dystrophy
- Myasthenia gravis
Seizures and epilepsy
- Functional seizures
Stroke and vascular
- Brain aneurysm
- Transient ischemic attack
Brain & Spine
- Severe back pain
Brain tumors
- Brain Tumor Symptoms
Head & Facial Pain
- Cluster Headaches
Memory & Cognitive
- Normal Pressure Hydrocephalus
Movement Disorders
- Balance Problems and Ataxia
- Stiff neck
- Stiff Person Syndrome
- Tourette Syndrome and Tics
Nerve Compression
- Sciatica
Sleep & Movement
- Narcolepsy
Spine and nerve
- Cervical radiculopathy
Spine, brain injury, and functional
- Bell's palsy
- Concussion
Procedures & services
Most searched procedures
- Botox for migraines
- EEG
- EMG
- Nerve block
- Sleep study
Consultation and testing
- Ambulatory EEG
- Evoked-potential testing
- Nerve-conduction studies
Consultations & Exams
- Neurological Second Opinion
- Spasticity Assessment and Treatment
- Stroke Risk Evaluation
Consultations and exams
- Neurological Exam and Consultation
Device management
- Deep Brain Stimulation Adjustment
- Responsive Neurostimulator Programming
Diagnostic Testing
- Cognitive and memory screening
- Genetic Testing for Neurological Disorders
- Neuromuscular Ultrasound
- Neuropsychological Testing
- Normal Pressure Hydrocephalus Tap Test
- Tilt Table Test
Infusion and medical therapies
- Neurology Infusion Therapy
Infusions & Therapies
- IVIG Infusion Therapy
- Migraine Preventive Injections and Infusions
- MS Disease-Modifying Infusion Therapy
- Plasmapheresis
Injections & Pain Relief
- Botox Injections for Excessive Drooling
- Botox Injections for Muscle Spasms and Dystonia
- Trigger Point Injections
Medication Management
- Seizure Medication Management
Neuromodulation
- Baclofen Pump Programming and Refills
- Vagus nerve stimulation management
Office procedures
- Lumbar puncture
- Occipital nerve block
Trauma & Injury
- Concussion Evaluation and Baseline Testing
- Concussion Return-to-Play Clearance
Procedures Most Often Billed to Medicare
220 services · 192 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Measurement of brain wave activity (eeg), awake and drowsy | Treatment | 95816 |
12 | |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
44 | As often as other peers in Neurology |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
30 | As often as other peers in Neurology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
27 | |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
24 | As often as other peers in Neurology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
23 | |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
18 | |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
16 | |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
14 | |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
12 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2010 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Measurement of brain wave activity (eeg), awake and drowsy 7
Providers in TX who bill this service to Medicare most often.
Common questions
What kind of doctor is Kevin C. McMahon?
Kevin C. McMahon is a neurologist in Seguin, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurology”.
NPI registry
What is Kevin C. McMahon's address?
Kevin C. McMahon is listed at 417 S. King Street Grmg Neurology Associates, Seguin, TX 78155. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Kevin C. McMahon?
The number on file is (830) 484-4608. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Kevin C. McMahon's NPI number?
Kevin C. McMahon's National Provider Identifier is 1124339528. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Kevin C. McMahon train?
Kevin C. McMahon attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How long has Kevin C. McMahon been practicing?
Kevin C. McMahon has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What procedures does Kevin C. McMahon perform?
According to Medicare billing data, Kevin C. McMahon provides treatments such as measurement of brain wave activity , awake and drowsy, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Kevin C. McMahon confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Kevin C. McMahon. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.