Doctor profile · Federal record
Dr. Grant Shumaker, MD
Neurological Surgery Physician (CMS: Neurosurgery) · Dakota Dunes, SD
- NPI 1841265139
- Accepts Medicare
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
575 N Sioux Point RD, Cnos, PC
Dakota Dunes, SD 570495312
(605) 217-2667
fax (605) 217-2900
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- August 6, 2010
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207T00000X — NUCC code
- State license (1)
- South Dakota #5770
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841265139. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
509
Distinct HCPCS
10
Medicare allowed
$62,238
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 126 | 99 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 104 | 80 | $119 | |
72100 |
X-ray of lower and sacral spine, 2-3 views | 52 | 45 | $38 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 39 | 39 | $154 | |
22614 |
Fusion of additional segment of spine | 36 | 12 | $344 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 36 | 36 | $107 | |
72040 |
X-ray of upper spine, 2-3 views | 27 | 20 | $39 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 25 | 25 | $54 | |
27096 |
Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance | 21 | 18 | $100 | |
20939 |
Aspiration of bone marrow for spine bone graft | 18 | 17 | $62 |
In context: peer comparison
Among 3 peers in Dakota Dunes Neurological Surgery Physician, average services per provider: 35. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$284
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 2 | $283.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
429
Patients
179
Total drug cost
$3,032
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tramadol Hcl | Generic | 111 | 32 | $755 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 92 | 55 | $826 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 76 | 38 | $692 |
| Meloxicam | Generic | 65 | 15 | $163 |
| Cyclobenzaprine Hcl | Generic | 37 | 12 | $295 |
| Gabapentin | Generic | 35 | 14 | $294 |
| Lorazepam | Generic | 13 | 13 | $8 |
Frequently asked questions
What is Dr. Grant Shumaker's medical specialty?
Dr. Grant Shumaker practices Neurological Surgery Physician in Dakota Dunes, SD.
Where does Dr. Grant Shumaker practice?
Dr. Grant Shumaker practices at 575 N Sioux Point RD, Dakota Dunes, SD 570495312. Office phone: 6052172667.
What is Dr. Grant Shumaker's NPI?
Dr. Grant Shumaker's National Provider Identifier (NPI) is 1841265139, issued by NPPES.
Does Dr. Grant Shumaker accept Medicare assignment?
Yes. Dr. Grant Shumaker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Shumaker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); X-ray of lower and sacral spine, 2-3 views (HCPCS 72100). Source: CMS Medicare Physician & Other Practitioners file.