Surgeon profile

John Day, M.D.

Orthopedic Surgery · Marietta, GA 30060NPI 1295738227

Database refreshed July 2026Live NPPES registry· Industry payments CY2025ⓘ sources

Contactverified live in NPPES · Jul 7, 2026

Active NPI300 TOWER RD NE, MARIETTA, GA 30060☎ 770-427-5717

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Operates atCMS affiliations, refreshed monthly

WELLSTAR KENNESTONE REGIONAL MEDICAL CENTER · MARIETTA, GAWELLSTAR PAULDING MEDICAL CENTER · HIRAM, GA

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Tracked procedure volumes

Latest federal claims release with year-over-year momentum. Orthopedics & cardiology tracked — more specialties coming.

123 Medicare cases/yr

120 patients

3 procedures

Procedure	Cases	Trend	Patients
Total Knee Replacement (TKA) CPT 27447	62	▼ -14%	60
Total Hip Replacement (THA) CPT 27130	50	≈ flat	49
Total Shoulder Replacement CPT 23472	11	▼ -8%	11

CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.

$1,589 total received, 2025

9 payments

4 manufacturer relationships on file

See exactly which companies pay this surgeon — and how much — with a paid plan.

7-year payment trajectory (who's warming up, who's cooling off on this surgeon) is a paid feature. Unlock

Pulling CY2025 industry payments + 7-year history…