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KATLYN MAYER MD
NPI 1114663523
Pediatrics in Kansas City, MO

Active since May 09, 2022PECOS Enrolled
2401 GILLHAM RD, KANSAS CITY, MO 64108(816) 234-3000(816) 302-9939 Get Directions Write a Review

NPPES record last updated: July 20, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 20, 2026, Aug 6, 2025, May 9, 2022 (3 updates tracked since 2022).

About Katlyn Mayer Md NPPES

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

KATLYN MAYER MD (NPI 1114663523) is an individual pediatrics provider in Kansas City, Missouri, licensed in Missouri (2025028690) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114663523
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameKATLYN MAYERCredential: MD
Location Address2401 GILLHAM RDKansas City, MO 64108-4619
Mailing Address2401 Gillham Rd, Provider Enrollment DeptKansas City, MO 64108-4619
Phone(816) 234-3000
Fax(816) 302-9939
Sole ProprietorNo
Enumeration DateMay 9, 2022
Last NPPES UpdateJuly 20, 20263 updates tracked since enumeration
NPPES CertifiedJuly 20, 2026
✔ NPI 1114663523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MO · 2025028690
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.
2401 GILLHAM RD, Kansas City, MO 64108
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Kansas City.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katlyn Mayer 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 Katlyn Mayer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Children's Mercy Hospital
Same address
Pediatrics
2401 GILLHAM RD
Kansas City, MO 64108
  • Reassigned Medicare billing, Missouri enrollment
  • Medicare enrollment name: The Childrens Mercy Hospital
  • 603 clinicians in this Medicare group
NPI 1851437719 (816) 234-3000

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 64108 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
$85.82 typical visit price
range $55.29 – $168.52
Typical copayment $21.45 (range $13.82 – $42.13)
Most-billed visit code 99203
Established Patient
$97.82 typical visit price
range $17.60 – $137.20
Typical copayment $24.45 (range $4.40 – $34.30)
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.

RYAN A ROMANS MD
Pediatrics (Pediatric Cardiology)
2401 GILLHAM RD
KANSAS CITY, MO 64108
Jackson County (816) 234-3000
JENNIFER BITNER MSN, APRN, FNP-C
Nurse Practitioner (Family)
2401 GILLHAM RD
KANSAS CITY, MO 64108
Jackson County (913) 234-3000
SAMIRA NAIME M.D.
Pediatrics (Sleep Medicine)
2401 GILLHAM RD
KANSAS CITY, MO 64108
Jackson County (816) 234-3000
MICHELLE RENEE MIDDLETON AU.D.
Audiologist
2401 GILLHAM RD, HEARING AND SPEECH CLINIC
KANSAS CITY, MO 64108
Jackson County (816) 960-4009
MRS. SHERILYN KELLY APRN
Nurse Practitioner (Neonatal, Critical Care)
2401 GILLHAM RD
KANSAS CITY, MO 64108
Jackson County (816) 234-3000
MADALYN NICOLE SINGLETON DO
Student in an Organized Health Care Education/Training Program
2401 GILLHAM RD
KANSAS CITY, MO 64108
Jackson County (816) 234-3000
EMMA LYNNE WORLEY CAA
Anesthesiologist Assistant
2401 GILLHAM RD
KANSAS CITY, MO 64108
Jackson County (816) 234-3000
DR. FAYTH WALBRIDGE PHD
Psychologist (Clinical)
2401 GILLHAM RD
KANSAS CITY, MO 64108
Jackson County (308) 655-0842

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 Katlyn Mayer's NPI number?

The NPI number for Katlyn Mayer is 1114663523. It was assigned to this individual provider in the NPPES registry on May 9, 2022.

Where is Katlyn Mayer located?

Katlyn Mayer practices at 2401 Gillham Rd, Kansas City, MO 64108. The listed phone number is (816) 234-3000.

What is Katlyn Mayer's specialty?

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

Is Katlyn Mayer enrolled in Medicare?

Yes. Katlyn Mayer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katlyn Mayer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katlyn Mayer reassigns Medicare benefits to The Children's Mercy Hospital (Kansas City, 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 Katlyn Mayer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katlyn Mayer accept?

Health plans from Blue Cross and Blue Shield of Kansas City list Katlyn Mayer 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 Katlyn Mayer was last updated on July 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.