Provider Profile
Listed in the NPI registry as a psychologist — clinical, Frederick D. Grossman, PhD practices in Portland, OR. Frederick graduated from University of Iowa, Rj & L Carver College of Medicine in 1977. Medicare claims data shows Frederick provided 747 services to 507 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
1130 NW 12TH AVE APT 614
Portland, OR 97209
Within Clinical Psychology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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747 services · 507 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Evaluation of psychological test, each additional hour | Treatment | 96131 |
375 |
| Evaluation of psychological test, first hour | Treatment | 96130 |
154 |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | Treatment | 96138 |
150 |
| Administration of psychological or neuropsychological test by technician, each additional 30 minutes | Treatment | 96139 |
54 |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Grossman is a psychologist in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.
NPI registry
Dr. Grossman is listed at 1130 Nw 12Th Ave Apt 614, Portland, OR 97209. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (503) 505-7227. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Grossman's National Provider Identifier is 1871673509. 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. Grossman attended University of Iowa, Rj & L Carver College of Medicine, graduating in 1977. This comes from the CMS National Downloadable File.
CMS public data
Dr. Grossman has 49 years experience. Calculated from a graduation year of 1977, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Grossman provides treatments such as evaluation of psychological test, each additional hour and evaluation of psychological test, first hour. 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. Grossman. 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.