Physician Profile
Based in Stony Brook, NY, Kamil Stefanowski, M.D. is listed in the NPI registry under vascular neurology. Kamil graduated from Georgetown University School of Medicine in 2015. According to Medicare claims data, Kamil cared for 465 Medicare patients across 556 services. The services billed most often include initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
101 NICOLLS RD
Stony Brook, NY 11794
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.
Most searched conditions
Headache and facial pain
Memory and cognition
Movement disorders
Neuromuscular and peripheral nerve
Seizures and epilepsy
Stroke and vascular
Brain & Spine
Brain tumors
Head & Facial Pain
Memory & Cognitive
Movement Disorders
Nerve Compression
Sleep & Movement
Spine and nerve
Spine, brain injury, and functional
Most searched procedures
Consultation and testing
Consultations & Exams
Consultations and exams
Device management
Diagnostic Testing
Infusion and medical therapies
Infusions & Therapies
Injections & Pain Relief
Medication Management
Neuromodulation
Office procedures
Trauma & Injury
556 services · 465 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
222 | More than most peers in Vascular Neurology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
156 | More often than most peers in Vascular Neurology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
57 | As often as other peers in Vascular Neurology |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
32 | More often than most peers in Vascular Neurology |
| Telehealth consultation, critical care, initial , physicians typically spend 60 minutes communicating with the patient and providers via telehealth | Billing code | G0508 |
31 | Too few peers to compare |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
20 | As often as other peers in Vascular Neurology |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
13 | Less often than most peers in Vascular Neurology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
13 | Less often than most peers in Vascular Neurology |
| Critical care, first 30-74 minutes | Office visit | 99291 |
12 | Less often than most peers in Vascular Neurology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Kamil Stefanowski is a vascular neurology in Stony Brook, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Kamil Stefanowski is listed at 101 Nicolls Rd, Stony Brook, NY 11794. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (631) 444-2599. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Kamil Stefanowski's National Provider Identifier is 1033505102. 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
Kamil Stefanowski attended Georgetown University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
Kamil Stefanowski has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Kamil Stefanowski the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Kamil Stefanowski. 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.