1. Home
  2. Directory
  3. Missouri
  4. Saint Louis
  5. Surgery
  6. NPI Profile

MICHELLE PATRICIA KALLIS M.D.
NPI 1629464045
Surgery - Pediatric Surgery in Saint Louis, MO

Active since April 13, 2015PECOS Enrolled
1 CHILDRENS PL, SAINT LOUIS, MO 63110(314) 454-6000 Get Directions Write a Review

NPPES record last updated: September 18, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 18, 2025, Jul 21, 2023 (2 updates tracked since 2023).

About Michelle Patricia Kallis M.d. NPPES

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

MICHELLE PATRICIA KALLIS M.D. (NPI 1629464045) is an individual pediatric surgery provider in Saint Louis, Missouri, licensed in Missouri (2023020139) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of New York Medical College (2015).

NPPES Registry Identity

NPI1629464045
Entity TypeIndividualFemale
Primary Taxonomy2086S0120X
Provider Legal NameMICHELLE PATRICIA KALLISCredential: M.D.
Location Address1 CHILDRENS PLSaint Louis, MO 63110-1002
Mailing Address1 Childrens PlSaint Louis, MO 63110-1002
Phone(314) 454-6000
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2015
Enumeration DateApril 13, 2015
Last NPPES UpdateSeptember 18, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2025
✔ NPI 1629464045 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgery · Pediatric SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0120X
Licenses✔ Licensed in MO · 2023020139✔ Licensed in NJ · 25MA12648700
Definition

A surgeon with expertise in the management of surgical conditions in premature and newborn infants, children and adolescents.

1 CHILDRENS PL, Saint Louis, MO 63110
Open in Google Maps ↗

Secondary Practice Locations 2

Location 111 Overlook Rd Ste 230Summit, NJ 07901-3580 · Phone (908) 522-3523 · Fax (908) 522-3525
Location 2100 Madison Ave Fl 3Morristown, NJ 07960-6136 · Phone (908) 522-3523 · Fax (908) 522-3525

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michelle Patricia Kallis M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID840799029
PECOS Enrollment IDI20250815000642
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.

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 Michelle Kallis's NPI number?

The NPI number for Michelle Kallis is 1629464045. It was assigned to this individual provider in the NPPES registry on April 13, 2015.

Where is Michelle Kallis located?

Michelle Kallis practices at 1 Childrens Pl, Saint Louis, MO 63110. The listed phone number is (314) 454-6000.

What is Michelle Kallis's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.

Is Michelle Kallis enrolled in Medicare?

Yes. Michelle Kallis is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Michelle Kallis was last updated on September 18, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.