ALLERGY, ASTHMA & IMMUNOLOGY INSTITUTE OF ST. LOUIS INC — NPI 1477957538 (Licensed & Credentialed Allopathic & Osteopathic Physicians — Allergy and Immunology

CMS-1500 Box 24J / 33a • NPI

1477957538

Type 2 Organization (Box 32a/33a)

HIPAA NUCC Taxonomy • CMS Code

207KA0200X (CMS 03)

Licensed & Credentialed Allopathic & Osteopathic Physicians — Allergy and Immunology — Allergy

Box 32 Service Location & ZIP+4

10000 WATSON RD, SUITE 2S, SAINT LOUIS, MO, 63126-1841

✓ 9-Digit EDI 837 ZIP+4 (63126-1841)

Practice Phone & Referral Fax

(314) 822-5309

Fax: (314) 822-5326

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1477957538 (ALLERGY, ASTHMA & IMMUNOLOGY INSTITUTE OF ST. LOUIS INC) 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

Institutional Type-2 NPI facilities enroll via CMS-855A institutional provider agreements rather than individual Order & Referring PECOS.

Official CMS NPPES Credential & Practice Profile

10-Digit NPI Number	`1477957538` (NPI-2 Organization / Facility)
Provider / Legal Name	ALLERGY, ASTHMA & IMMUNOLOGY INSTITUTE OF ST. LOUIS INC
Plain-English Specialty	Licensed & Credentialed Allopathic & Osteopathic Physicians — Allergy and Immunology — Allergy NUCC Code: `207KA0200X` (Allergy & Immunology, Allergy)
Certifying / Licensing Body	State Medical / Healthcare Licensing Board & National Specialty Board
Practice Location Address	10000 WATSON RD, SUITE 2S, SAINT LOUIS, MO, 63126-1841
Practice Telephone / Fax	Tel: (314) 822-5309 \| Fax: (314) 822-5326
Administrative Mailing Address	PO BOX 11714, CLAYTON, MO, 63105-0514
Enumeration & Last Sync	Enumerated: 2014-10-18 \| CMS Record Updated: 2023-08-06
Authorized Official	ELYRA FIGUEROA (Owner)

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

10000 WATSON RD, SUITE 2S, SAINT LOUIS, MO, 63126-1841

🗺️ Open in Google Maps 🏥 More Providers in SAINT LOUIS

🔒 Are you ALLERGY, ASTHMA & IMMUNOLOGY INSTITUTE OF ST. LOUIS INC? Get your Verified NPI Clinic Badge or request personal phone/address redaction →

Plain-English Taxonomy & CMS Crosswalk (207KA0200X)

What Does Taxonomy Code 207KA0200X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 207KA0200X translates to:
"Licensed & Credentialed Allopathic & Osteopathic Physicians — Allergy and Immunology — Allergy"

CMS-1500 Medicare Specialty Crosswalk: CMS Code 03 (Physician/Allergy/ Immunology)
Certifying / Accrediting Authority: State Medical / Healthcare Licensing Board & National Specialty Board
Clinical Scope: Consult a verified Allergy & Immunology, Allergy for specialized diagnostic evaluation, treatment planning, and continuity of care.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (ALLERGY, ASTHMA & IMMUNOLOGY INSTITUTE OF ST. LOUIS INC)

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
`207KA0200X` — Allergy & Immunology, Allergy Plain English: Licensed & Credentialed Allopathic & Osteopathic Physicians — Allergy and Immunology — Allergy	State: N/A \| License: `Verified` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

Batch-verify up to 25 NPIs free against CMS NPPES + Medicare PECOS + HHS OIG Exclusions with 1-click CSV export.

Launch Bulk NPI Checker → JSON API Docs

ALLERGY, ASTHMA & IMMUNOLOGY INSTITUTE OF ST. LOUIS INC (NPI #1477957538)