GREGORY STILLS – NPI #1457210023
Community Based Residential Treatment Facility, Mental Illness

A home-like residential facility providing psychiatric treatment and psycho/social rehabilitative services to individuals diagnosed with mental illness.

GREGORY STILLS is a community based residential treatment facility located in SAN BERNARDINO, CA. NPPES has assigned the NPI number 1457210023 to GREGORY STILLS on January 20, 2026. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 320800000X from the Health Care Provider Taxonomy code set, which is classified as Community Based Residential Treatment Facility, Mental Illness.

Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for GREGORY STILLS below.

NPI Profile for
GREGORY STILLS

NPI Number
1457210023
Enumeration Date

(about 5 months ago)
Entity Type
Type-1  Individual (Male)
Legal Name
GREGORY STILLS
Primary location
2302 DONALD ST
SAN BERNARDINO, CA 92407-6475
Phone: (808) 743-5360 Fax:
Mailing address
Same as primary location
Sole Proprietor
Yes
Updated
Certification Date
Jan 20, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
320800000X
- Community Based Residential Treatment Facility, Mental Illness (Primary)
CA 202022010219

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.