ANN KATHRYN ALCARAZ — NPI 1669377628 (Licensed & Credentialed Registered Nurse, Community Health in VISTA, CA)

CMS-1500 Box 24J / 33a • NPI

1669377628

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

163WC1500X

Licensed & Credentialed Registered Nurse, Community Health

Box 32 Service Location & ZIP+4

1925 WEST DR APT A, VISTA, CA, 92083-6100

✓ 9-Digit EDI 837 ZIP+4 (92083-6100)

Practice Phone & Referral Fax

(626) 297-7442

Direct NPPES Verification Line

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1669377628 (ANN KATHRYN ALCARAZ) has 0 active federal exclusions across all 84,224 HHS OIG LEIE sanction records (Database Verified: 2026-11-11).

CMS Medicare Order & Referring PECOS Eligibility

This practitioner does not currently appear in the CMS individual Order & Referring PECOS file (may practice in pediatrics, commercial-only networks, or hospital-employed settings).

Official CMS NPPES Credential & Practice Profile

10-Digit NPI Number	`1669377628` (NPI-1 Individual Practitioner)
Provider / Legal Name	ANN KATHRYN ALCARAZ
Plain-English Specialty	Licensed & Credentialed Registered Nurse, Community Health NUCC Code: `163WC1500X` (Registered Nurse, Community Health)
Certifying / Licensing Body	State Medical / Healthcare Licensing Board & National Specialty Board
Practice Location Address	1925 WEST DR APT A, VISTA, CA, 92083-6100
Practice Telephone / Fax	Tel: (626) 297-7442
Administrative Mailing Address	1925 WEST DR APT A, VISTA, CA, 92083-6100
Enumeration & Last Sync	Enumerated: 2026-10-10 \| CMS Record Updated: 2026-10-10

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

1925 WEST DR APT A, VISTA, CA, 92083-6100

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Plain-English Taxonomy & CMS Crosswalk (163WC1500X)

What Does Taxonomy Code 163WC1500X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 163WC1500X translates to:
"Licensed & Credentialed Registered Nurse, Community Health"

CMS-1500 Medicare Specialty Crosswalk: Standard HIPAA X12N 837P / CMS-1500
Certifying / Accrediting Authority: State Medical / Healthcare Licensing Board & National Specialty Board
Clinical Scope: Consult a verified Registered Nurse, Community Health for specialized diagnostic evaluation, treatment planning, and continuity of care.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (ANN KATHRYN ALCARAZ)

Typical CPT / Diagnostic Procedures:

Comprehensive Outpatient & Inpatient Clinical Evaluation (CPT 99202–99215)
Diagnostic Workup, Laboratory Ordering & Evidence-Based Care Coordination
Preventive Screening, Patient Counseling & Multidisciplinary Referral

Common Therapeutic Classes:

Evidence-Based Specialty Pharmacotherapy & Preventive Regimens (CMS Part D Standard)

All Registered NUCC Taxonomies & State Licenses

Taxonomy Code & Plain-English Description	State License & Primary Status
`163WC1500X` — Registered Nurse, Community Health Plain English: Licensed & Credentialed Registered Nurse, Community Health	State: CA \| License: `8398945` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

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ANN KATHRYN ALCARAZ (NPI #1669377628)