Physician Profile
Based in Chapel Hill, NC, David Y. Hwang, MD is listed in the NPI registry under neurology. David graduated from Harvard Medical School in 2006. According to Medicare claims data, David cared for 64 Medicare patients across 198 services. The services billed most often include critical care, first 30-74 minutes and subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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 MANNING DR
Chapel Hill, NC 27514
20 York Street YNHH Neuroscience Intensive Care Unit, SP 6th Floor
New Haven, CT 06510
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
198 services · 64 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
134 | More often than most peers in Neurology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
64 | As often as other peers in Neurology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Hwang is a neurologist in Chapel Hill, NC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurology”.
NPI registry
Dr. Hwang is listed at 101 Manning Dr, Chapel Hill, NC 27514. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (984) 974-1420. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Hwang's National Provider Identifier is 1407983836. 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
Dr. Hwang attended Harvard Medical School, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
Dr. Hwang has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Hwang 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 Dr. Hwang. 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.