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MR. DEREK JAMES MCKERNAN MSW, LCSW
NPI 1205975661
Social Worker - Clinical in Los Angeles, CA

Active since February 05, 2007PECOS Enrolled
5427 WHITTIER BLVD, LOS ANGELES, CA 90022(323) 869-5432 Get Directions Write a Review

NPPES record last updated: January 16, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mr. Derek James Mckernan Msw, Lcsw NPPES

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

MR. DEREK JAMES MCKERNAN MSW, LCSW (NPI 1205975661) is an individual clinical provider in Los Angeles, California, licensed in California (LCS26649) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1205975661
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. DEREK JAMES MCKERNANCredential: MSW, LCSW
Location Address5427 WHITTIER BLVDLos Angeles, CA 90022-4101
Mailing Address5427 Whittier BlvdLos Angeles, CA 90022-4101
Phone(323) 869-5432
Sole ProprietorNo
Enumeration DateFebruary 5, 2007
Last NPPES UpdateJanuary 16, 2013
✔ NPI 1205975661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · LCS26649
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
5427 WHITTIER BLVD, Los Angeles, CA 90022
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Other Identifiers 1

OtherLCS26649CA · California Board Of Behavioral Sciences

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Derek James Mckernan Msw, Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90022 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $62.96 – $187.60
Typical copayment $0.00 (range $15.74 – $46.90)
Most-billed visit code NA
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

MS. NORMA PEREZ MD
Pediatrics
5427 WHITTIER BLVD
LOS ANGELES, CA 90022
Los Angeles County (323) 869-1900
KENNETH JARANTILLA PA-C
Physician Assistant
5427 WHITTIER BLVD
LOS ANGELES, CA 90022
Los Angeles County (323) 869-1900
XIOMARA LIZZETTE VLAHOS M.D.
Family Medicine
5427 WHITTIER BLVD
LOS ANGELES, CA 90022
Los Angeles County (323) 869-1900
LEANNA KIMBERLY WONOPRABOWO MD
Family Medicine
5427 WHITTIER BLVD
LOS ANGELES, CA 90022
Los Angeles County (888) 499-9303
JON MANUEL AYALA
Counselor (Mental Health)
5427 WHITTIER BLVD
LOS ANGELES, CA 90022
Los Angeles County (888) 499-9303
ALTAMED HEALTH SERVICES CORP
Clinic/Center (Family Planning, Non-Surgical)
5427 WHITTIER BLVD
E. LOS ANGELES, CA 90022
Los Angeles County (323) 869-1900
SANKET PATEL DO
Family Medicine (Sports Medicine)
5427 WHITTIER BLVD
LOS ANGELES, CA 90022
Los Angeles County (888) 499-9303
JILLIAN MARIE JOHNSON
Social Worker (Clinical)
5427 WHITTIER BLVD
LOS ANGELES, CA 90022
Los Angeles County (323) 869-1900

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 Derek Mckernan's NPI number?

The NPI number for Derek Mckernan is 1205975661. It was assigned to this individual provider in the NPPES registry on February 5, 2007.

Where is Derek Mckernan located?

Derek Mckernan practices at 5427 Whittier Blvd, Los Angeles, CA 90022. The listed phone number is (323) 869-5432.

What is Derek Mckernan's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Derek Mckernan enrolled in Medicare?

Yes. Derek Mckernan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Derek Mckernan was last updated on January 16, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.