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MRS. NATALIE COREAS BERNAL BA
NPI 1942550314
Social Worker - Clinical in San Mateo, CA

Active since September 13, 2012PECOS Enrolled
1950 ALAMEDA DE LAS PULGAS, SAN MATEO, CA 94403(650) 573-3571 Get Directions Write a Review

NPPES record last updated: April 23, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 23, 2026, Oct 11, 2023 (2 updates tracked since 2023).

About Mrs. Natalie Coreas Bernal Ba NPPES

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

MRS. NATALIE COREAS BERNAL BA (NPI 1942550314) is an individual clinical provider in San Mateo, California, licensed in California (137539) and active in the NPI registry since September 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1942550314
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. NATALIE COREAS BERNALCredential: BA
Location Address1950 ALAMEDA DE LAS PULGASSan Mateo, CA 94403-1222
Mailing Address200 James AveRedwood City, CA 94062-5123 · (650) 573-3571
Phone(650) 573-3571
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateSeptember 13, 2012
Last NPPES UpdateApril 23, 20262 updates tracked since enumeration
NPPES CertifiedApril 23, 2026
✔ NPI 1942550314 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 · 137539
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.
1950 ALAMEDA DE LAS PULGAS, San Mateo, CA 94403
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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. Natalie Coreas Bernal Ba is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2365915501
PECOS Enrollment IDI20260629001200
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 Natalie Bernal reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

San Mateo County
Same address
Community/Behavioral Health
1950 ALAMEDA DE LAS PULGAS
San Mateo, CA 94403
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: County Of San Mateo
  • 597 clinicians in this Medicare group
NPI 1710908272 (650) 573-3571

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 94403 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 $69.00 – $202.35
Typical copayment $0.00 (range $17.25 – $50.58)
Most-billed visit code NA
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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.

MICHELLE J PATTERSON MPH, CHES
Health Educator
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 372-8511
MS. GIOVANNA KELLY GIRON CAADE
Counselor (Addiction (Substance Use Disorder))
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 573-2302
JENNIE YOO MD
Psychiatry & Neurology (Psychiatry)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 570-3515
ELISEO AMEZCUA MA
Counselor (Addiction (Substance Use Disorder))
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 573-2302
GURVEEN KAHLON
Student in an Organized Health Care Education/Training Program
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 372-6114
SUZANNE AUBRY
Counselor (Mental Health)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 573-2673
MS. JULIE S LEONG
Marriage & Family Therapist
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 779-8742
MRS. JENNIFER CARBAJAL
Marriage & Family Therapist
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
San Mateo County (650) 313-6114

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 Natalie Bernal's NPI number?

The NPI number for Natalie Bernal is 1942550314. It was assigned to this individual provider in the NPPES registry on September 13, 2012.

Where is Natalie Bernal located?

Natalie Bernal practices at 1950 Alameda De Las Pulgas, San Mateo, CA 94403. The listed phone number is (650) 573-3571.

What is Natalie Bernal's specialty?

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

Is Natalie Bernal enrolled in Medicare?

Yes. Natalie Bernal is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Natalie Bernal's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Natalie Bernal reassigns Medicare benefits to San Mateo County (San Mateo, 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 Natalie Bernal'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 Natalie Bernal was last updated on April 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.