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Edit this profileWhere to find Jason Lewis, MD
- Port Jefferson location main office
75 N Country Rd, Port Jefferson, NY 11777 - New York location
177 Fort Washington Ave, New York, NY 10032 - New York location
1111 Amsterdam Ave, New York, NY 10025
About Dr. Lewis
Jason Lewis, MD is a healthcare provider in Port Jefferson, NY specializing in psychiatry. Jason trained at Icahn School of Medicine at Mount Sinai, graduating in 2014. Medicare claims data shows Jason provided 96 services to 27 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes and psychiatric diagnostic evaluation with medical services. This provider record is associated with NPI 1558780189.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (631) 473-1320
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
75 N COUNTRY RD
Port Jefferson, NY 11777
177 Fort Washington Ave
New York, NY 10032
1111 Amsterdam Ave
New York, NY 10025
Conditions Commonly Evaluated or Treated
Within 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.
Conditions
Cognitive and adjustment
Eating, sleep, and somatic
Geriatric care
Mental Health
Neurodevelopmental and behavioral
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Eating Disorders
Mood & Depression
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Advanced treatment
Assessment
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Addiction care
Addiction Medicine
Assessments
- Adult ADHD Testing
- Autism testing
- Cognitive Assessment
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
96 services · 27 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
11 | Less often than most peers in Psychiatry |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
85 | As often as other peers in Psychiatry |
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.
Other psychiatrists at this location 2
Same specialty, same street address — most likely the same department or group.
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.
Other psychiatrists in Port Jefferson 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation with medical services 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does Dr. Lewis specialize in?
Dr. Lewis is a psychiatrist in Port Jefferson, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where is Dr. Lewis located?
Dr. Lewis is listed at 75 N Country Rd, Port Jefferson, NY 11777. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lewis's phone number?
The number on file is (631) 473-1320. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Lewis?
Dr. Lewis's National Provider Identifier is 1558780189. 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 Dr. Lewis go to medical school?
Dr. Lewis attended Icahn School of Medicine at Mount Sinai, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Lewis have?
Dr. Lewis has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Lewis do most often?
According to Medicare billing data, Dr. Lewis provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Lewis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lewis. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.