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Provider Profile

Gregory S. Alter, PhD

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At a glance

About Dr. Alter

Listed in the NPI registry as a clinical psychologist, Gregory S. Alter, PhD practices in Oakland, CA. Gregory is also listed as specializing in psychologist, psychologist — clinical, and psychologist — clinical child & adolescent. NPI 1528168366 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

School Other Graduated: 1979

Credentials & Licensing

CA · PsychologistBoard of Psychology
No. 7422CurrentExpires Aug 2027Since 1982
NPINational Provider Identifier
1528168366Issued 2006

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Gregory S. Alter specialize in?

Gregory S. Alter is a clinical psychologist in Oakland, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Gregory S. Alter located?

Gregory S. Alter is listed at 5666 Telegraph Ave, Oakland, CA 94609. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Gregory S. Alter's phone number?

The number on file is (510) 545-6463. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Gregory S. Alter's NPI number?

Gregory S. Alter's National Provider Identifier is 1528168366. 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 Gregory S. Alter train?

Gregory S. Alter attended Other, graduating in 1979. This comes from the CMS National Downloadable File.

CMS public data

How long has Gregory S. Alter been practicing?

Gregory S. Alter has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.

CMS public data

Has Gregory S. Alter confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Gregory S. Alter. If this is you, claiming it is free.

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