Surgeon profile

Cynthia Kahlenberg

Orthopedic Surgery · New York, NY 10021NPI 1316336084

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

Contactverified live in NPPES · Jul 6, 2026

Active NPI535 E 70TH ST, NEW YORK, NY 10021☎ 212-606-1000

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Operates atCMS affiliations, refreshed monthly

HOSPITAL FOR SPECIAL SURGERY · NEW YORK, NYSTAMFORD HOSPITAL · STAMFORD, CT

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Tracked procedure volumes

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

230 Medicare cases/yr

221 patients

3 procedures

Procedure	Cases	Trend	Patients
Total Knee Replacement (TKA) CPT 27447	110	▲ +93%	106
Total Hip Replacement (THA) CPT 27130	107	▲ +37%	102
Partial Knee Replacement CPT 27446	13	new	13

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

$20,500 total received, 2025

44 payments

2 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…