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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARK ANTHONY KENYON MD
NPI 1881652238
Pediatrics in Atlanta, GA

Active since May 03, 2006PECOS Enrolled
2021 PEACHTREE RD NE STE 400, ATLANTA, GA 30309(404) 351-6662(404) 351-6030 Get Directions Write a Review

NPPES record last updated: October 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 16, 2026, Jan 13, 2021 (2 updates tracked since 2021).

About Mark Anthony Kenyon Md NPPES

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

MARK ANTHONY KENYON MD (NPI 1881652238) is an individual pediatrics provider in Atlanta, Georgia, licensed in Georgia (113506) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1881652238
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameMARK ANTHONY KENYONCredential: MD
Location Address2021 PEACHTREE RD NE STE 400Atlanta, GA 30309-1983
Mailing Address2021 Peachtree Rd Ne Ste 400Atlanta, GA 30309-1983 · (404) 351-6662 · Fax (404) 351-6030
Phone(404) 351-6662
Fax(404) 351-6030
Sole ProprietorNo
Enumeration DateMay 3, 2006
Last NPPES UpdateOctober 16, 20262 updates tracked since enumeration
NPPES CertifiedOctober 16, 2026
✔ NPI 1881652238 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in GA · 113506
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.
Also ListedPediatrics · Pediatric Emergency MedicineTaxonomy 2080P0204X · License 113506 (GA)
2021 PEACHTREE RD NE STE 400, Atlanta, GA 30309
Open in Google Maps ↗

Other Identifiers 6

Other00026380601Univera
Other1292497Iha
Medicaid100831371001PA
Medicaid02409052NY
Other000527294001Bc/bs
Other040426003098Fidelis

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark Anthony Kenyon 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 Mark Kenyon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University At Buffalo Pediatric Associates Inc
695 mi
Pediatrics
1001 MAIN ST FL 4
Buffalo, NY 14203
  • Reassigned Medicare billing, New York enrollment
  • 217 clinicians in this Medicare group
NPI 1912928599 (716) 323-0225

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 30309 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
$88.06 typical visit price
range $56.84 – $172.43
Typical copayment $22.01 (range $14.21 – $43.10)
Most-billed visit code 99203
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DAVID CARLSON ROE M.D.
Pediatrics
2021 PEACHTREE RD NE STE 400
ATLANTA, GA 30309
Fulton County (404) 351-6662
ALLISON J KOENIG M.D.
Pediatrics (Adolescent Medicine)
2021 PEACHTREE RD NE STE 400
ATLANTA, GA 30309
Fulton County (404) 351-6662
PIEDMONT PEDIATRICS URGENT CARE LLC
Pediatrics
2021 PEACHTREE RD NE STE 400
ATLANTA, GA 30309
Fulton County (404) 351-6683
PIEDMONT PEDIATRICS, LLC
Pediatrics
2021 PEACHTREE RD NE STE 400
ATLANTA, GA 30309
Fulton County (404) 351-6662

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 Mark Kenyon's NPI number?

The NPI number for Mark Kenyon is 1881652238. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Mark Kenyon located?

Mark Kenyon practices at 2021 Peachtree Rd NE Ste 400, Atlanta, GA 30309. The listed phone number is (404) 351-6662.

What is Mark Kenyon's specialty?

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

Is Mark Kenyon enrolled in Medicare?

Yes. Mark Kenyon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mark Kenyon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Kenyon reassigns Medicare benefits to University At Buffalo Pediatric Associates Inc (Buffalo, NY). 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 Mark Kenyon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mark Kenyon was last updated on October 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days 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.