Provider Profile
Listed in the NPI registry as a clinical psychologist, Kirsten T. Severson, PhD practices in Castro Valley, CA. Kirsten is also listed as specializing in psychologist — clinical. Medicare claims data shows Kirsten provided 173 services to 26 patients. The services billed most often include psychotherapy, 1 hour and psychiatric diagnostic evaluation. NPI 1366539173 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
18037 JOSEPH DRIVE
Castro Valley, CA 94546
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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173 services · 26 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 1 hour | Treatment | 90837 |
161 | As often as other peers in Clinical Psychologist |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
12 | Less often than most peers in Clinical Psychologist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Kirsten T. Severson is a clinical psychologist in Castro Valley, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Kirsten T. Severson is listed at 18037 Joseph Drive, Castro Valley, CA 94546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (510) 581-7416. Contact the office directly to confirm availability and scheduling.
NPI registry
Kirsten T. Severson's National Provider Identifier is 1366539173. 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
Kirsten T. Severson attended Other, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
Kirsten T. Severson has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Kirsten T. Severson provides treatments such as psychotherapy, 1 hour 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 Kirsten T. Severson. If this is you, claiming it is free.
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