MARY CATHERINE LAYTON MD
NPI 1902600679
Pediatrics in Greenville, SC

Q: What is Mary Layton's NPI number?

The NPI number for Mary Layton is 1902600679. It was assigned to this individual provider in the NPPES registry on April 2, 2025. The provider is also known as Mary Catherine Grant.

Q: What is Mary Layton's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mary Layton was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since April 02, 2025PECOS Enrolled

20 MEDICAL RIDGE DR, GREENVILLE, SC 29605(864) 522-5220 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Mary Catherine Layton Md NPPES

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

MARY CATHERINE LAYTON MD (NPI 1902600679) is an individual pediatrics provider in Greenville, South Carolina, licensed in South Carolina (LL95015) and active in the NPI registry since April 2025. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902600679

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameMARY CATHERINE LAYTONCredential: MD

Location Address20 MEDICAL RIDGE DRGreenville, SC 29605-4267

Mailing Address20 Medical Ridge DrGreenville, SC 29605-4267

Phone(864) 522-5220

Sole ProprietorYes

Enumeration DateApril 2, 2025

Last NPPES UpdateJuly 22, 2025

NPPES CertifiedJuly 22, 2025

✔ NPI 1902600679 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in SC · LL95015

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.

20 MEDICAL RIDGE DR, Greenville, SC 29605

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Other Names 1

Former Name (1)Mary Catherine Grant

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Catherine Layton 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29605 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

$83.18 typical visit price

range $53.57 – $163.84

Typical copayment $20.79 (range $13.39 – $40.96)

Most-billed visit code 99203

Established Patient

$95.12 typical visit price

range $16.96 – $133.52

Typical copayment $23.78 (range $4.24 – $33.38)

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.

ANGELA MURRAY YOUNG MD

Pediatrics