CAJIGAL ALLERGY LLC
NPI 1952976532
Allergy & Immunology in Saint Peters, MO

Q: What is Cajigal Allergy LLC's NPI number?

The NPI number for Cajigal Allergy LLC is 1952976532. It was assigned to this organization in the NPPES registry on May 25, 2021. The provider is doing business as St Louis Family Allergy.

Q: What is Cajigal Allergy LLC's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Active since May 25, 2021

4800 MEXICO RD STE 101, SAINT PETERS, MO 63376(314) 530-6080(314) 887-7905 Get Directions Write a Review

NPPES record last updated: February 9, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 9, 2023, Mar 9, 2022, Mar 4, 2022 and 2 more (5 updates tracked since 2021).

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About Cajigal Allergy Llc NPPES

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

CAJIGAL ALLERGY LLC (NPI 1952976532), doing business as St Louis Family Allergy, is a healthcare organization registered as an allergy & immunology in Saint Peters, Missouri and active in the NPI registry since May 2021. The organization lists Sonia Cajigal, Owner, as its authorized official.

NPPES Registry Identity

NPI1952976532

Entity TypeOrganization

Primary Taxonomy207K00000X

Legal Business NameCAJIGAL ALLERGY LLC

Location Address4800 MEXICO RD STE 101Saint Peters, MO 63376-1666

Mailing Address4800 Mexico Rd Ste 101Saint Peters, MO 63376-1666 · (314) 530-6080 · Fax (314) 887-7905

Phone(314) 530-6080

Fax(314) 887-7905

Organization SubpartNo

Authorized OfficialSonia CajigalOwner · (314) 530-6080

Enumeration DateMay 25, 2021

Last NPPES UpdateFebruary 9, 20265 updates tracked since enumeration

NPPES CertifiedFebruary 9, 2026

✔ NPI 1952976532 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

4800 MEXICO RD STE 101, Saint Peters, MO 63376

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Other Names 1

Doing Business AsSt Louis Family Allergy

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cajigal Allergy Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Cajigal Allergy LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Sonia Cajigal, M.D.

Allergy/Immunology

NPI 1720308448

5301 VETERANS MEMORIAL PKWY STE 101
Saint Peters, MO 63376

(314) 530-6080

✔ PECOS✔ Accepts Medicare0.5 mi

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

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 Cajigal Allergy LLC's NPI number?

The NPI number for Cajigal Allergy LLC is 1952976532. It was assigned to this organization in the NPPES registry on May 25, 2021. The provider is doing business as St Louis Family Allergy.

Where is Cajigal Allergy LLC located?

Cajigal Allergy LLC is located at 4800 Mexico Rd Ste 101, Saint Peters, MO 63376. The listed phone number is (314) 530-6080.

What is Cajigal Allergy LLC's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Cajigal Allergy LLC enrolled in Medicare?

Yes. Cajigal Allergy LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Cajigal Allergy LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Allergy/Immunology) reassigns their Medicare billing to Cajigal Allergy LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Cajigal Allergy LLC accept?

Health plans from Medica list Cajigal Allergy LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Cajigal Allergy LLC was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.