Doctor profile · Federal record

Dr. Charles Tollison, PHD

Clinical Psychologist · Greenville, SC

  • NPI 1710900964
  • Accepts Medicare
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
220 Roper Mtn RD Ext
Greenville, SC 29615
(864) 295-6399
fax (864) 295-2337
Mailing address
1330 Boiling Springs Road, Suite 2700
Spartanburg, SC 29303

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 30, 2007
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
South Carolina #293

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710900964. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
381
Distinct HCPCS
2
Medicare allowed
$46,432
HCPCS Description Services Patients Avg allowed
90791 Psychiatric diagnostic evaluation 209 208 $164
90832 Psychotherapy, 30 minutes 172 127 $71

In context: peer comparison

Among 3 peers in Greenville Clinical Psychologist, average services per provider: 207. This provider delivers 1.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Tollison's medical specialty?
Dr. Charles Tollison practices Clinical Psychologist in Greenville, SC.
Where does Dr. Charles Tollison practice?
Dr. Charles Tollison practices at 220 Roper Mtn RD Ext, Greenville, SC 29615. Office phone: 8642956399.
What is Dr. Charles Tollison's NPI?
Dr. Charles Tollison's National Provider Identifier (NPI) is 1710900964, issued by NPPES.
Does Dr. Charles Tollison accept Medicare assignment?
Yes. Dr. Charles Tollison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Tollison commonly perform?
Top Medicare-reported procedures in 2023: Psychiatric diagnostic evaluation (HCPCS 90791); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.