NPI Portal NPI Lookup & Verification

Kenneth W. Steinhoff, M.D., Inc

Kenneth W. Steinhoff, M.D., Inc is a healthcare organization registered as Psychiatry Physician in Irvine, CA, holding Type 2 (organization) NPI 1891885141 since 2006. The authorized official on file is Kenneth Steinhoff, President.

✓ Active NPI ✓ Valid NPI checksum

NPI 1891885141
Entity type Organization (Type 2)
Legal business name Kenneth W. Steinhoff, M.D., Inc
Practice address 15615 ALTON PKWY STE 220, Irvine, CA, 92618
Phone 9497540504
Fax 9497540504
Enumeration date 2006-10-14
Last updated in NPPES 2025-09-11

Authorized official

Name Kenneth Steinhoff
Title President
Phone 9497540504

Taxonomy & classification

Taxonomy code Specialty Primary License State
2084P0804X Child & Adolescent Psychiatry Physician Secondary G61720 CA
2084P0800X Psychiatry Physician Primary G61720 CA
Copy-ready billing details
Provider: Kenneth W. Steinhoff, M.D., Inc
NPI: 1891885141
Taxonomy: 2084P0800X (Psychiatry Physician)
Address: 15615 ALTON PKWY STE 220, Irvine, CA, 92618

Providers at this address

NPI Name Type Specialty Location
1275694481 Robert Weathers Individual Addiction (Substance Use Disorder) Counselor Irvine, CA
1265850234 Cuneyt Tegin Individual Psychiatry Physician Irvine, CA
1003208570 Amy Blood Individual Psychiatry Physician Irvine, CA
1447609276 Gayane Nurijanyan Individual Clinical Psychologist Irvine, CA
1619437704 Ismail Deniz Individual Psychiatry Physician Irvine, CA
1962102814 Cuneyt Tegin MD Inc Organization Psychiatry Physician Irvine, CA
1992525463 May Christine Faustino Individual Psychiatric/Mental Health Nurse Practitioner Irvine, CA
1891586145 Niva Berman Individual Clinical Social Worker Irvine, CA

Verify this record

Cross-check NPI 1891885141 against the authoritative CMS record: view Kenneth W. Steinhoff, M.D., Inc on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Who is the authorized official for Kenneth W. Steinhoff, M.D., Inc?
NPPES lists Kenneth Steinhoff (President) as the authorized official for this organization.
What is the NPI number for Kenneth W. Steinhoff, M.D., Inc?
The NPI for Kenneth W. Steinhoff, M.D., Inc is 1891885141, a Type 2 (organization) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2025-09-11.