Surgeon profile

Gregg Klein, MD

Orthopedic Surgery · Paramus, NJ 07652NPI 1528053642

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

Contactverified live in NPPES · Aug 27, 2026

Active NPI650 FROM RD, PARAMUS, NJ 07652☎ 201-639-6620

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Operates atCMS affiliations, refreshed monthly

HACKENSACK UNIVERSITY MEDICAL CENTER · HACKENSACK, NJST JOSEPH'S UNIVERSITY MEDICAL CENTER INC · PATERSON, NJHOLY NAME MEDICAL CENTER · TEANECK, NJVALLEY HOSPITAL · PARAMUS, NJCHILTON MEDICAL CENTER · POMPTON PLAINS, NJ

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Tracked procedure volumes

Latest federal claims release with year-over-year momentum. Eight device-heavy specialties tracked — more coming.

284 Medicare cases/yr

277 patients

2 procedures

Procedure	Cases	Trend	Patients
Total Knee Replacement (TKA) CPT 27447	158	▲ +19%	153
Total Hip Replacement (THA) CPT 27130	126	▲ +7%	124

Industry relationships

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

$411,348 total received, 2025

51 payments

10 manufacturer relationships on file

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Relationship trajectory, 2019–2025

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…