John J Bowman, PhD is a clinical psychologist practising in Port Jefferson Station, NY. John is also listed as specialising in psychologist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Dr. Bowman is a clinical psychologist in Port Jefferson Station, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CLINICAL PSYCHOLOGIST”.
NPI registry
Dr. Bowman is listed at 5225 NESCONSET HWY STE 49, Port Jefferson Station, NY 11776. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (631) 331-7857. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Bowman's National Provider Identifier is 1306943717. 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. Bowman attended Other, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
Dr. Bowman has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Bowman provides treatments such as psychotherapy, 45 minutes and psychiatric diagnostic evaluation. 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. Bowman. If this is you, claiming it is free.
Guide.md
Source: NPPES NPI Registry
5225 NESCONSET HWY STE 49
Port Jefferson Station, NY 11776
679 services · 385 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
308 |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
95 |
| Administration of psychological or neuropsychological test, first 30 minutes | Treatment | 96136 |
92 |
| Evaluation of psychological test, each additional hour | Treatment | 96131 |
92 |
| Evaluation of psychological test, first hour | Treatment | 96130 |
92 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Same specialty, same city.
Other providers in the same specialty who trained at the same institution.
Providers who graduated from the same medical school in the same year.
Providers in NY who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.