Dr. Grant H. Shumaker
- Gender: Male
- Experience: 30 years
- Graduated from: Yale University School Of Medicine
- Graduation year: 1991
- Sole propriator: No
- NPI: 1841265139
Dr. Grant H. Shumaker MD
Neurosurgeon
He is located at 575 North Sioux Point Road Cnos, Pc in Dakota Dunes, SD 57049. Can help patients with the following: Brain Cancer, Diverticulosis, Hydrocephalus, Pancreatitis, Quadriplegia, Spinal Stenosis. His National Provider Identifier (NPI) number is 1841265139. Appointment can be made via the phone number (605) 217-2667. He is affiliated with 4 practices and 5 hospitals.
Conditions treated
Dr. Grant Harper Shumaker, being an neurosurgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Grant H. Shumaker.
- Achalasia
- Acoustic Neuroma
- Anal Fissure
- Appendicitis
- Boils
- Brain Aneurysm
- Brain Cancer
- Brain Damage
- Brain Hemorrhage
- Brain Lesions
- Cancer
- Cauda Equina Syndrome
- Cerebral Aneurysm
- Cervical Radiculopathy
- Colon Cancer
- Concussion
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Herniated Disc
- Hydrocephalus
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Neck Pain
- Pancreatitis
- Paralysis
- Peptic Ulcer
- Peripheral Nerve Tumors
- Pilonidal Cyst
- Pinched Nerve
- Pseudotumor Cerebri
- Quadriplegia
- Sebaceous Cyst
- Spinal Cord Injury
- Spinal Stenosis
- Spondylosis
- Traumatic Brain Injury
- Ulcerative Colitis
Procedures Performed by Dr. Grant H. Shumaker
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Grant H. Shumaker as in-network for the following 2026 plans.
Health plans
Sanford Health Plan
Network data as of Jun 26, 2018, as reported by the insurer.
Show all 16 plans from Sanford Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Sanford Individual Simplicity $1,750 | PPO · Gold | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $3,500 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $4,750 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $6,500 | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $7,200 HSA Qualified | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $2,000 | PPO · Gold | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $6,000 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $7,500 | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual TRUE $1,750 | HMO · Gold | Shptrue | Accepting new patients |
| Sanford Individual TRUE $3,500 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE $4,750 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE $6,500 | HMO · Expanded Bronze | Shptrue | Accepting new patients |
| Sanford Individual TRUE $7,200 HSA Qualified | HMO · Expanded Bronze | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $2,000 | HMO · Gold | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $6,000 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $7,500 | HMO · Expanded Bronze | Shptrue | Accepting new patients |
Wellmark of South Dakota, Inc.
Network data as of Sep 8, 2026, as reported by the insurer.
Show all 7 plans from Wellmark of South Dakota, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Wellmark Bronze HDHP EPO HSA Qualified (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Bronze Traditional EPO (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Gold Traditional EPO (2 plan variants) | EPO · Gold | Bluerx Essentials | Accepting new patients |
| Wellmark Silver Traditional EPO (2 plan variants) | EPO · Silver | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Bronze EPO (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Gold EPO (2 plan variants) | EPO · Gold | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Silver EPO (2 plan variants) | EPO · Silver | Bluerx Essentials | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Grant H. Shumaker is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Grant H. Shumaker is enrolled to bill Medicare as a Practitioner - Neurosurgery .
Bills through: Cnos Pc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Abbott Laboratories | $1858 |
| Lundbeck | $14 |
Other
| Travel and Lodging | $1297 |
| Food and Beverage | $576 |
Studies
YALE UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1991Additional Specialities
- Surgeon
Affiliated practices
Affiliated hospitals
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Questions & Answers
Does Dr. Grant Harper Shumaker have affiliation with practices?
Dr. Grant Harper Shumaker is affiliated with Cnos PC. For the full list of practices see this list.
Has Dr. Grant Harper Shumaker affiliation with hospitals?
Dr. Grant Harper Shumaker is affiliated with ST LUKES REGIONAL MEDICAL CENTER. For the full list of hospitals see this list.
Where can you meet with Dr. Grant Harper Shumaker?
Dr. Grant Harper Shumaker's office is located at 575 North Sioux Point Road Cnos, Pc in Dakota Dunes, SD 57049.
Does Dr. Grant Harper Shumaker accept patients with Sanford Health Plan?
Yes, Dr. Grant Harper Shumaker is listed in-network for Sanford Health Plan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Grant Harper Shumaker treat?
Dr. Grant Harper Shumaker provides treatment for Brain Cancer, Diverticulosis, Hydrocephalus, Pancreatitis, Quadriplegia, Spinal Stenosis. For the full list see this list.