SAMEER SUNITA HASSAMAL & COMPANY, APC
NPI 1710691431
Psychiatry & Neurology - Psychiatry in Upland, CA

Q: What is Sameer Sunita Hassamal & Company, Apc's specialty?

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

Active since January 09, 2023

1113 ALTA AVE STE 106, UPLAND, CA 91786(909) 638-2475 Get Directions Write a Review

NPPES record last updated: October 7, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 7, 2025, Mar 7, 2025, Feb 24, 2023 and 2 more (5 updates tracked since 2023).

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About Sameer Sunita Hassamal & Company, Apc NPPES

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

SAMEER SUNITA HASSAMAL & COMPANY, APC (NPI 1710691431), doing business as The California Neuropsychiatric Institute, is a healthcare organization registered as a psychiatry in Upland, California and active in the NPI registry since January 2023. The organization maintains a secondary practice location in Manhattan Beach and lists Sameer Hassamal, Ceo, as its authorized official.

NPPES Registry Identity

NPI1710691431

Entity TypeOrganization

Primary Taxonomy2084P0800X

Legal Business NameSAMEER SUNITA HASSAMAL & COMPANY, APC

Location Address1113 ALTA AVE STE 106Upland, CA 91786-2803

Mailing Address1113 Alta Ave Ste 106Upland, CA 91786-2803 · (909) 353-2947 · Fax (909) 232-9041

Phone(909) 638-2475

Organization SubpartNo

Authorized OfficialSameer HassamalCeo · (626) 399-1005

Enumeration DateJanuary 9, 2023

Last NPPES UpdateOctober 7, 20255 updates tracked since enumeration

NPPES CertifiedOctober 7, 2025

✔ NPI 1710691431 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.

1113 ALTA AVE STE 106, Upland, CA 91786

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Other Names 1

Doing Business AsThe California Neuropsychiatric Institute

Secondary Practice Location 1

Location 12409 N Sepulveda Blvd Ste 205Manhattan Beach, CA 90266-2946 · Phone (909) 353-2947 · Fax (909) 232-9041

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 2

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

JUSTIN TOLENTINO PMHNP

Nurse Practitioner (Psychiatric/Mental Health)

1113 ALTA AVE STE 106
UPLAND, CA 91786

San Bernardino County (909) 638-2475

DR. TIMOTHY J DAUWALDER D.O.

Family Medicine

1113 ALTA AVE STE 106
UPLAND, CA 91786

San Bernardino County (909) 920-6672

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 Sameer Sunita Hassamal & Company, Apc's NPI number?

The NPI number for Sameer Sunita Hassamal & Company, Apc is 1710691431. It was assigned to this organization in the NPPES registry on January 9, 2023. The provider is doing business as The California Neuropsychiatric Institute.

Where is Sameer Sunita Hassamal & Company, Apc located?

Sameer Sunita Hassamal & Company, Apc is located at 1113 Alta Ave Ste 106, Upland, CA 91786. The listed phone number is (909) 638-2475.

What is Sameer Sunita Hassamal & Company, Apc'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 Sameer Sunita Hassamal & Company, Apc was last updated on October 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.