Doctor profile · Federal record

Dr. Thomas Shaffer, PH.D.

Clinical Neuropsychologist (CMS: Clinical Psychologist) · Brookings, SD

  • NPI 1770749442
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1310 Main Ave S, Suite 9
Brookings, SD 570063819
(605) 692-6367
fax (605) 692-1883
Mailing address
Po Box 931
Brookings, SD 570060931

Credentials & registration

NPPES · NUCC
NPI registered
August 2008 — 18 yrs on file
Profile last updated
July 14, 2014
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
103G00000X — NUCC code
State license (1)
South Dakota #472
Medicaid
SD #6552660

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770749442. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
939
Distinct HCPCS
10
Medicare allowed
$62,723
HCPCS Description Services Patients Avg allowed
96139 Administration of psychological or neuropsychological test by technician, each additional 30 minutes 418 58 $34
96133 Evaluation of neuropsychological test, each additional hour 213 66 $96
90791 Psychiatric diagnostic evaluation 66 66 $170
96132 Evaluation of neuropsychological test, first hour 66 66 $126
96138 Administration of psychological or neuropsychological test by technician, first 30 minutes 55 55 $33
96137 Administration of psychological or neuropsychological test, each additional 30 minutes 39 13 $17
96116 Exam of neurobehavioral status, first hour 27 25 $77
96121 Exam of neurobehavioral status, each additional hour 15 14 $65
96133 Evaluation of neuropsychological test, each additional hour 15 13 $75
96132 Evaluation of neuropsychological test, first hour 13 13 $102

In context: peer comparison

Among 1 peers in this city , average services per provider: 85. This provider delivers 11× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Shaffer's medical specialty?
Dr. Thomas Shaffer practices Clinical Neuropsychologist in Brookings, SD.
Where does Dr. Thomas Shaffer practice?
Dr. Thomas Shaffer practices at 1310 Main Ave S, Brookings, SD 570063819. Office phone: 6056926367.
What is Dr. Thomas Shaffer's NPI?
Dr. Thomas Shaffer's National Provider Identifier (NPI) is 1770749442, issued by NPPES.
Does Dr. Thomas Shaffer accept Medicare assignment?
Yes. Dr. Thomas Shaffer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Shaffer commonly perform?
Top Medicare-reported procedures in 2023: Administration of psychological or neuropsychological test by technician (HCPCS 96139); Evaluation of neuropsychological test, each additional hour (HCPCS 96133); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.