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DR. ALISON KATHERINE CALLEGARI MD
NPI 1972185601
Pediatrics in Saint Louis, MO

Active since April 22, 2021PECOS Enrolled
1 CHILDRENS PL, DIV PED EMERGENCY MED, SAINT LOUIS, MO 63110(314) 454-6000(314) 747-3338 Get Directions Write a Review

NPPES record last updated: December 29, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 29, 2025, Aug 1, 2024, May 15, 2024 and 2 more (5 updates tracked since 2021).

About Dr. Alison Katherine Callegari Md NPPES

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

DR. ALISON KATHERINE CALLEGARI MD (NPI 1972185601) is an individual pediatrics provider in Saint Louis, Missouri, licensed in Missouri (2024027400) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1972185601
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. ALISON KATHERINE CALLEGARICredential: MD
Location Address1 CHILDRENS PL, DIV PED EMERGENCY MEDSaint Louis, MO 63110-1002
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 454-6000 · Fax (314) 747-3338
Phone(314) 454-6000
Fax(314) 747-3338
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 22, 2021
Last NPPES UpdateDecember 29, 20255 updates tracked since enumeration
NPPES CertifiedAugust 1, 2024
✔ NPI 1972185601 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MO · 2024027400
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1 CHILDRENS PL, Saint Louis, MO 63110
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Alison Katherine Callegari Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7214416676
PECOS Enrollment IDI20260206001177
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
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.

ARIE BAKER MSW, LCSW
Social Worker (Clinical)
1 CHILDRENS PL, CAMPUS BOX 8116
SAINT LOUIS, MO 63110
St. Louis City (314) 747-6169
HANNAH EDELMAN MD, PHD
Psychiatry & Neurology (Neurology)
1 CHILDRENS PL
SAINT LOUIS, MO 63110
St. Louis City (314) 454-6120
SUSAN CHEUNG WALSH AUD
Audiologist-Hearing Aid Fitter
1 CHILDRENS PL
SAINT LOUIS, MO 63110
St. Louis City (314) 454-4649
MS. JENNIFER MARIE JACOBI PNP
Nurse Practitioner (Pediatrics)
1 CHILDRENS PL, DEPT NEUROLOGICAL SURGERY, STE 4E
SAINT LOUIS, MO 63110
St. Louis City (314) 362-3577
MS. EMILY LINCOLN RN, NNP-BC
Nurse Practitioner (Neonatal, Critical Care)
1 CHILDRENS PL
SAINT LOUIS, MO 63110
St. Louis City (314) 454-6000
MS. MARISSA ROSE PEREZ-MAGNELLI PNP
Nurse Practitioner (Pediatrics)
1 CHILDRENS PL, DEPT NEUROLOGY, STE 2130
SAINT LOUIS, MO 63110
St. Louis City (314) 454-6120
DR. WILLIAM L RIVES MD
Hospitalist
1 CHILDRENS PL, DIV PED HOSPITALIST MED
SAINT LOUIS, MO 63110
St. Louis City (314) 454-2076
DR. PETER M KILBRIDGE MD
Pediatrics
1 CHILDRENS PL, SUITE C
SAINT LOUIS, MO 63110
St. Louis City (314) 454-2479

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 Alison Callegari's NPI number?

The NPI number for Alison Callegari is 1972185601. It was assigned to this individual provider in the NPPES registry on April 22, 2021.

Where is Alison Callegari located?

Alison Callegari practices at 1 Childrens Pl Div Ped Emergency Med, Saint Louis, MO 63110. The listed phone number is (314) 454-6000.

What is Alison Callegari's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Alison Callegari enrolled in Medicare?

Yes. Alison Callegari is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alison Callegari was last updated on December 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.