Doctor profile · Federal record

Dr. William Richardson, MD

Medical Toxicology (Emergency Medicine) Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Columbia, SC

  • NPI 1831160506
  • Accepts Medicare
  • MIPS 95.3 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
14 Richland Medical Park Dr Ste 350
Columbia, SC 292036896
(803) 434-1663
fax (803) 434-3894
Mailing address
Po Box 743904
Atlanta, GA 303743904

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
December 23, 2022
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207PT0002X — NUCC code
State license (1)
South Carolina #21866
Medicaid
SC #T60546

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831160506. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
156
Distinct HCPCS
3
Medicare allowed
$21,111
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 77 77 $168
99284 Emergency department visit with moderate level of medical decision making 59 59 $115
99283 Emergency department visit with low level of medical decision making 20 20 $69

In context: peer comparison

Among 2 peers in Columbia Medical Toxicology (Emergency Medicine) Physician, average services per provider: 89. This provider delivers 1.8× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Richardson's medical specialty?
Dr. William Richardson practices Medical Toxicology (Emergency Medicine) Physician in Columbia, SC.
Where does Dr. William Richardson practice?
Dr. William Richardson practices at 14 Richland Medical Park Dr Ste 350, Columbia, SC 292036896. Office phone: 8034341663.
What is Dr. William Richardson's NPI?
Dr. William Richardson's National Provider Identifier (NPI) is 1831160506, issued by NPPES.
Does Dr. William Richardson accept Medicare assignment?
Yes. Dr. William Richardson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Richardson commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.