Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Orthopedic Surgery

John I. Foster Iii, MD

Sees patients in Atlanta, GA · Georgia

Summary

Dr. John I. Foster Iii, MD is an orthopedic surgeon at 6 Concourse Pkwy, Suite 260, Atlanta, GA 30328. Phone: (770) 455-4009. Accepts Medicare assignment. In 2024, John I. Foster Iii had 15 Original Medicare patients and 100 services. NPI 1356336655. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Orthopedic surgeon (Medicare lists Orthopedic Surgery)
  • Address: 6 Concourse Pkwy, Suite 260, Atlanta, GA 30328 · Directions
  • Phone: (770) 455‑4009
  • Medicare: Accepts Medicare assignment
  • Medical school: University Of Virginia School Of Medicine · graduated 1984 (42 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about John I. Foster Iii, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does John I. Foster Iii accept Medicare assignment?
Yes. Medicare's clinician data says John I. Foster Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does John I. Foster Iii see?
In 2024, CMS data shows 15 Original Medicare patients and 100 services for John I. Foster Iii. This counts Original Medicare only and measures volume, not quality.
What is John I. Foster Iii's NPI number?
1356336655. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for John I. Foster Iii, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients15
Services billed to Medicare100
Different services or procedures16
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)35 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis75%

Practice locations

Addresses where John I. Foster Iii is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Orthopedic Surgery doctors in Georgia →

Other orthopedic surgeons in Atlanta

Clinicians with the same Medicare primary specialty in Atlanta, GA — not a recommendation.

All orthopedic surgeons in Atlanta →

Clinician information

CredentialMD
Medical schoolUniversity Of Virginia School Of Medicine
Graduation year1984 (42 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1356336655
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians