Physician Profile
Jason J. Chang, MD practices neurology / psychiatry in Washington, DC. Jason is a 2008 graduate of George Washington University School of Medicine. Jason is also listed as specializing in neurology. According to Medicare claims data, Jason cared for 45 Medicare patients across 101 services. The services billed most often include critical care, first 30-74 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.
110 IRVING ST NW SUITE 4B42
Washington, DC 20010
1325 Eastmoreland Ave Ste 101
Memphis, TN 38104
Within Neurology and Psychiatry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Addiction
Attention & Behavior
Autoimmune & Chronic
Balance & Nerves
Brain & Head Injury
Fatigue & Energy
Headache & Pain
Memory & Aging
Memory & Thinking
Mental Health
Mood & Anxiety
Mood & Emotion
Movement & Balance
Movement Disorders
Nerve & Spine
Nerve Pain
Nerves & Sensation
Neuromuscular
Psychosis & Thought
Seizures
Sleep
Sleep Disorders
Vascular & Brain
Vascular Brain Health
Addiction Care
Brain Monitoring
Brain Stimulation
Brain Stimulation & Infusions
Consultations
Depression Treatments
Device Management
Diagnostic Procedures
Diagnostics
General Neurology
Injections & Procedures
Medications
Movement & Balance
Movement & Nerve
Nerve & Muscle Testing
Pain & Spasticity
Pain Management
Psychiatry
Sleep Care
Sleep Studies
Testing & Assessment
Therapy
101 services · 45 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
101 | As often as other peers in Neurology / Psychiatry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Chang is a neurology / psychiatry in Washington, DC. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Chang is listed at 110 Irving St Nw Suite 4B42, Washington, DC 20010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (202) 877-7258. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Chang's National Provider Identifier is 1215198056. 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. Chang attended George Washington University School of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
Dr. Chang has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Chang 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. Chang. 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.