Surgeon profile

Grant Shumaker, MD

Neurosurgery · Dakota Dunes, SD 57049NPI 1841265139

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

Contactverified live in NPPES · Jul 6, 2026

Active NPI575 N SIOUX POINT RD, DAKOTA DUNES, SD 57049☎ 605-217-2667

Checking live NPPES registry…

Operates atCMS affiliations, refreshed monthly

DUNES SURGICAL HOSPITAL · DAKOTA DUNES, SDBUENA VISTA REGIONAL MEDICAL CENTER · STORM LAKE, IAST LUKES REGIONAL MEDICAL CENTER · SIOUX CITY, IASIOUX CENTER HEALTH · SIOUX CENTER, IAFLOYD VALLEY HEALTHCARE · LE MARS, IA

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Tracked procedure volumes

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

31 Medicare cases/yr

30 patients

2 procedures

Procedure	Cases	Trend	Patients
Lumbar Fusion — Combined (TLIF/PLIF) CPT 22633	19	new	19
Lumbar Laminectomy CPT 63047	12	new	11

Industry relationships

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

$107 total received, 2025

1 payments

1 manufacturer relationship 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…