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INNERSPACE PSYCHIATRY PC
NPI 1821880212
Psychiatry & Neurology - Psychiatry in Oakland, CA

Active since May 21, 2025
55 SANTA CLARA AVE STE 171, OAKLAND, CA 94610(510) 541-2323(510) 907-7966 Get Directions Write a Review

NPPES record last updated: May 21, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Innerspace Psychiatry Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

INNERSPACE PSYCHIATRY PC (NPI 1821880212), doing business as Innerspace Psychiatry, is a healthcare organization registered as a psychiatry in Oakland, California and active in the NPI registry since May 2025. The organization lists John Gillean, Psychiatrist, Owner, as its authorized official.

NPPES Registry Identity

NPI1821880212
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameINNERSPACE PSYCHIATRY PC
Location Address55 SANTA CLARA AVE STE 171Oakland, CA 94610-1333
Mailing Address55 Santa Clara Ave Ste 171Oakland, CA 94610-1333 · (510) 541-2323 · Fax (510) 907-7966
Phone(510) 541-2323
Fax(510) 907-7966
Organization SubpartNo
Authorized OfficialJohn GilleanPsychiatrist, Owner · (510) 541-2323
Enumeration DateMay 21, 2025
NPPES CertifiedMay 21, 2025
✔ NPI 1821880212 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
55 SANTA CLARA AVE STE 171, Oakland, CA 94610
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Other Names 1

Doing Business AsInnerspace Psychiatry

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JOHN ALEXANDER GILLEAN M.D.
Psychiatry & Neurology (Psychiatry)
55 SANTA CLARA AVE STE 171
OAKLAND, CA 94610
Alameda County (510) 541-2323

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Innerspace Psychiatry PC's NPI number?

The NPI number for Innerspace Psychiatry PC is 1821880212. It was assigned to this organization in the NPPES registry on May 21, 2025. The provider is doing business as Innerspace Psychiatry.

Where is Innerspace Psychiatry PC located?

Innerspace Psychiatry PC is located at 55 Santa Clara Ave Ste 171, Oakland, CA 94610. The listed phone number is (510) 541-2323.

What is Innerspace Psychiatry PC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Innerspace Psychiatry PC was last updated on May 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.