Surgeon profile

Joseph Assenmacher, M.D.

Orthopedic Surgery · Oregon, OH 43616NPI 1760484026

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

Contactverified live in NPPES · Jul 7, 2026

Active NPI2751 BAY PARK DR, OREGON, OH 43616☎ 419-690-8811

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Operates atCMS affiliations, refreshed monthly

BAY PARK COMMUNITY HOSPITAL · OREGON, OHPROMEDICA TOLEDO HOSPITAL · TOLEDO, OHMEMORIAL HOSPITAL · FREMONT, OHMAGRUDER HOSPITAL · PORT CLINTON, OHWOOD COUNTY HOSPITAL · BOWLING GREEN, OH

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Tracked procedure volumes

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

141 Medicare cases/yr

131 patients

4 procedures

Procedure	Cases	Trend	Patients
Total Knee Replacement (TKA) CPT 27447	92	▲ +8%	82
Total Shoulder Replacement CPT 23472	23	▼ -18%	23
Total Hip Replacement (THA) CPT 27130	15	▼ -48%	15
Arthroscopic Rotator Cuff Repair CPT 29827	11	new	11

Industry relationships

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

$144 total received, 2025

2 payments

2 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…