Doctor profile · Federal record

Dr. William Johnson, MD

Emergency Medical Services (Emergency Medicine) Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · St Simons Island, GA

  • NPI 1295756757
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
108 Island Professional Park
St Simons Island, GA 315222880
(912) 268-4372
Additional location
14 Richland Medical Park Dr Ste 350
Columbia, SC 292036896
(803) 434-1663
fax (803) 434-3894

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 1, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207PE0004X — NUCC code
State licenses (3)
Georgia #064997 · South Carolina #32549 · Kentucky #R0961

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295756757. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
648
Distinct HCPCS
4
Medicare allowed
$96,958
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 376 360 $171
99284 Emergency department visit with moderate level of medical decision making 153 148 $117
99291 Critical care, first 30-74 minutes 71 70 $205
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 48 47 $8

In context: peer comparison

Among 1 peers in this city , average services per provider: 162. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
287
Patients
285
Total drug cost
$2,012
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 69 69 $184
Methylprednisolone Generic 44 44 $322
Ondansetron Odt (Ondansetron) Brand 30 30 $157
Cephalexin Generic 29 29 $327
Tramadol Hcl Generic 25 25 $48
Cefdinir Generic 18 16 $285
Cyclobenzaprine Hcl Generic 18 18 $31
Azithromycin Generic 17 17 $106
Metronidazole Generic 15 15 $150
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 11 11 $308

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Johnson's medical specialty?
Dr. William Johnson practices Emergency Medical Services (Emergency Medicine) Physician in St Simons Island, GA.
Where does Dr. William Johnson practice?
Dr. William Johnson practices at 108 Island Professional Park, St Simons Island, GA 315222880. Office phone: 9122684372.
What is Dr. William Johnson's NPI?
Dr. William Johnson's National Provider Identifier (NPI) is 1295756757, issued by NPPES.
Does Dr. William Johnson accept Medicare assignment?
Yes. Dr. William Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Johnson 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); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.