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DR. REBECCA K BULLIVANT MD
NPI 1144217977
Pediatrics in Chesterfield, MO

Active since October 06, 2005PECOS Enrolled
13001 N OUTER 40 RD, STE 340, CHESTERFIELD, MO 63017(314) 454-6444(314) 454-6445 Get Directions Write a Review

NPPES record last updated: April 18, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 9, 2024, Nov 29, 2021, Jun 13, 2019 and 2 more (5 updates tracked since 2015).

About Dr. Rebecca K Bullivant Md NPPES

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

DR. REBECCA K BULLIVANT MD (NPI 1144217977) is an individual pediatrics provider in Chesterfield, Missouri, licensed in Missouri (100975) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1144217977
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. REBECCA K BULLIVANTCredential: MD
Location Address13001 N OUTER 40 RD, STE 340Chesterfield, MO 63017-5941
Mailing AddressPo Box 7412121Chicago, IL 60674-2121 · (314) 454-6444 · Fax (314) 454-6445
Phone(314) 454-6444
Fax(314) 454-6445
Sole ProprietorNo
Enumeration DateOctober 6, 2005
Last NPPES UpdateApril 18, 20255 updates tracked since enumeration
✔ NPI 1144217977 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MO · 100975
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.
13001 N OUTER 40 RD, Chesterfield, MO 63017
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Other Identifiers 1

Medicaid200037980MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cox HealthPlans, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Rebecca K Bullivant Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Rebecca Bullivant reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Wuca-Kids Docs, LLC
Same address
Multi-Specialty
13001 N OUTER 40 RD, SUITE 340
Chesterfield, MO 63017
  • Reassigned Medicare billing, Missouri enrollment
  • 4 clinicians in this Medicare group
NPI 1750741526 (314) 454-6444

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63017 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.

DR. JANET G MUELLER MD
Pediatrics
13001 N OUTER 40 RD, STE 340
CHESTERFIELD, MO 63017
St. Louis County (314) 454-6444
DR. LAURA LEIGH MEYERS MD
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
13001 N OUTER 40 RD, DEPT ORTHOPAEDIC SURGERY, STE 1C
CHESTERFIELD, MO 63017
St. Louis County (314) 514-3500
MS. EMILY MICHELLE RHODES PNP
Nurse Practitioner (Pediatrics)
13001 N OUTER 40 RD, DIV NEUROLOGY PEDIATRICS, STE 1A
CHESTERFIELD, MO 63017
St. Louis County (314) 454-6120
DR. KRISTINE G WILLIAMS MD
Pediatrics
13001 N OUTER 40 RD, STE 310
CHESTERFIELD, MO 63017
St. Louis County (314) 454-6400
MS. ANNE ELIZABETH WEISSLER PA
Physician Assistant
13001 N OUTER 40 RD, DIV IM DERMATOLOGY, STE 2D
CHESTERFIELD, MO 63017
St. Louis County (314) 273-3376
MS. MERIELLE NICOLE BIRD FNP
Nurse Practitioner (Family)
13001 N OUTER 40 RD, DIV NEUROLOGY PEDIATRICS, STE 1A
CHESTERFIELD, MO 63017
St. Louis County (314) 454-6120
WASHINGTON UNIVERSITY
Durable Medical Equipment & Medical Supplies
13001 N OUTER 40 RD
TOWN AND COUNTRY, MO 63017
St. Louis County (314) 454-3013
MRS. MARY G EPPERSON PNP
Nurse Practitioner (Pediatrics)
13001 N OUTER 40 RD, DIV NEUROLOGY PEDIATRICS, STE 1A
CHESTERFIELD, MO 63017
St. Louis County (314) 454-6120

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 Rebecca Bullivant's NPI number?

The NPI number for Rebecca Bullivant is 1144217977. It was assigned to this individual provider in the NPPES registry on October 6, 2005.

Where is Rebecca Bullivant located?

Rebecca Bullivant practices at 13001 N Outer 40 Rd Ste 340, Chesterfield, MO 63017. The listed phone number is (314) 454-6444.

What is Rebecca Bullivant's specialty?

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

Is Rebecca Bullivant enrolled in Medicare?

Yes. Rebecca Bullivant is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Rebecca Bullivant's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Bullivant reassigns Medicare benefits to Wuca-Kids Docs, LLC (Chesterfield, MO). The 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 Rebecca Bullivant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Rebecca Bullivant accept?

Health plans from Cox HealthPlans and UnitedHealthcare list Rebecca Bullivant 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 Rebecca Bullivant was last updated on April 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.