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MRS. KRISTINA NICOLE IRWIN LCSW
NPI 1326761917
Social Worker - Clinical in Escondido, CA

Active since September 20, 2022PECOS Enrolled
474 W VERMONT AVE STE 102, ESCONDIDO, CA 92025(760) 828-8467 Get Directions Write a Review

NPPES record last updated: January 23, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mrs. Kristina Nicole Irwin Lcsw NPPES

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

MRS. KRISTINA NICOLE IRWIN LCSW (NPI 1326761917) is an individual clinical provider in Escondido, California, licensed in California (121353) and active in the NPI registry since September 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326761917
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. KRISTINA NICOLE IRWINCredential: LCSW
Location Address474 W VERMONT AVE STE 102Escondido, CA 92025-6584
Mailing Address474 W Vermont Ave Ste 102Escondido, CA 92025-6584 · (760) 828-8467
Phone(760) 828-8467
Sole ProprietorNo
Enumeration DateSeptember 20, 2022
Last NPPES UpdateJanuary 23, 2025
NPPES CertifiedJanuary 23, 2025
✔ NPI 1326761917 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in CA · 121353✔ Licensed in TX · 67272
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.
474 W VERMONT AVE STE 102, Escondido, CA 92025
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Kristina Nicole Irwin 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.

Medicare Billing Reassignment

Medicare enrollment records show Kristina Irwin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mental Health Systems, Inc.
Same address
Adult Mental Health
474 W VERMONT AVE, SUITE 101
Escondido, CA 92025
  • Reassigned Medicare billing, California enrollment
  • 74 clinicians in this Medicare group
NPI 1023190584 (760) 480-2255

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92025 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 $62.10 – $184.71
Typical copayment $0.00 (range $15.52 – $46.17)
Most-billed visit code NA
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
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

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

MEGAN HARRISON
Student in an Organized Health Care Education/Training Program
474 W VERMONT AVE STE 102
ESCONDIDO, CA 92025
San Diego County (760) 480-2255

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 Kristina Irwin's NPI number?

The NPI number for Kristina Irwin is 1326761917. It was assigned to this individual provider in the NPPES registry on September 20, 2022.

Where is Kristina Irwin located?

Kristina Irwin practices at 474 W Vermont Ave Ste 102, Escondido, CA 92025. The listed phone number is (760) 828-8467.

What is Kristina Irwin's specialty?

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

Is Kristina Irwin enrolled in Medicare?

Yes. Kristina Irwin is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kristina Irwin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kristina Irwin reassigns Medicare benefits to Mental Health Systems, Inc. (Escondido, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kristina Irwin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Kristina Irwin was last updated on January 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.