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Edit this profileAt a glance
- 251 E Oakland Ave Ste 2A, Port Jefferson, NY 11777
About Dr. Ferguson
Rena K. Ferguson, MD practices psychiatry in Port Jefferson, NY. According to Medicare claims data, Rena cared for 806 Medicare patients across 3,765 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, psychotherapy with evaluation and management visit, 30 minutes, and psychotherapy, 1 hour. The provider's National Provider Identifier (NPI) is 1013082452.
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) 760-1830
- Email not available
Practice Locations
251 E OAKLAND AVE STE 2A
Port Jefferson, NY 11777
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
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Cognitive and adjustment
Eating Disorders
Eating, sleep, and somatic
Mood & Depression
Neurodevelopmental and behavioral
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Assessment
Addiction care
Addiction Medicine
Assessments
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
3,765 services · 806 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
1,014 | More than most peers in Psychiatry |
| Psychotherapy, 1 hour | Treatment | 90837 |
927 | More than most peers in Psychiatry |
| Group psychotherapy | Treatment | 90853 |
203 | As often as other peers in Psychiatry |
| Psychotherapy with evaluation and management visit, 45 minutes | Treatment | 90836 |
71 | As often as other peers in Psychiatry |
| Psychotherapy with evaluation and management visit, 1 hour | Treatment | 90838 |
21 | Less often than most peers in Psychiatry |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,119 | More than most peers in Psychiatry |
| Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of greater than 56 mg esketamine nasal self-administration, | Billing code | G2083 |
153 | As often as other peers in Psychiatry |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
98 | More often than most peers in Psychiatry |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
66 | As often as other peers in Psychiatry |
| Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of up to 56 mg of esketamine nasal self-administration, inc | Billing code | G2082 |
61 | Too few peers to compare |
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.
Other psychiatrists in Port Jefferson 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy with evaluation and management visit, 30 minutes 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Ferguson?
Dr. Ferguson 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
What is Dr. Ferguson's address?
Dr. Ferguson is listed at 251 E Oakland Ave Ste 2A, Port Jefferson, NY 11777. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Ferguson?
The number on file is (631) 760-1830. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Ferguson's NPI number?
Dr. Ferguson's National Provider Identifier is 1013082452. 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. Ferguson train?
Dr. Ferguson attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ferguson been practicing?
Dr. Ferguson has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ferguson perform?
According to Medicare billing data, Dr. Ferguson provides treatments such as psychotherapy with evaluation and management visit, 30 minutes and psychotherapy, 1 hour, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ferguson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ferguson. If this is you, claiming it is free.
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