Doctor profile · Federal record
Dr. Anthony Williamson, M.D.
Neurology Physician (CMS: Neurology) · Bluffton, SC
- NPI 1609829845
- Accepts Medicare
- MIPS 0.0 / 100 · 2023
- 28 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
75 Baylor Dr Ste 155
Bluffton, SC 299108965
(843) 836-3667 - Additional location
-
117 Willow Ridge CT
Missoula, MT 598033364
(406) 360-9396 - Additional location
-
8 Hospital Center Blvd Ste 110
Hilton Head Island, SC 299268701
(843) 681-4966 - Mailing address
-
Po Box 1196
Missoula, MT 598061196
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- January 6, 2020
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- Montana #10121
- Medicaid
- MT #0047983
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609829845. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,980
Distinct HCPCS
10
Medicare allowed
$235,072
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0585 |
Injection, onabotulinumtoxina, 1 unit | 4,580 | 11 | $6 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 529 | 315 | $171 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 386 | 252 | $122 | |
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 180 | 84 | $92 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 150 | 150 | $210 | |
95911 |
Nerve conduction, 9-10 studies | 49 | 48 | $201 | |
95816 |
Measurement of brain wave activity (eeg), awake and drowsy | 35 | 35 | $54 | |
95819 |
Measurement of brain wave activity (eeg), awake and asleep | 28 | 28 | $54 | |
95913 |
Nerve conduction, 13 or more studies | 28 | 28 | $272 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 15 | 15 | $159 |
In context: peer comparison
Among 1 peers in Bluffton Neurology Physician, average services per provider: 598. This provider delivers 10.0× the peer median.Open Payments
Industry payments received
All-time total
$118
Transactions
3
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Emd Serono, INC. | 3 | $117.73 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,230
Patients
386
Total drug cost
$117,689
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 195 | 63 | $4,108 |
| Donepezil Hcl | Generic | 168 | 59 | $2,305 |
| Memantine Hcl | Generic | 163 | 67 | $8,192 |
| Carbidopa-Levodopa (Carbidopa/Levodopa) | Brand | 151 | 48 | $6,790 |
| Memantine Hcl ER (Memantine Hcl) | Brand | 104 | 33 | $21,098 |
| Levetiracetam | Generic | 79 | 23 | $2,985 |
| Citalopram Hbr (Citalopram Hydrobromide) | Brand | 54 | 20 | $399 |
| Topiramate | Generic | 54 | 20 | $589 |
| Aimovig Autoinjector (Erenumab-Aooe) | Brand | 49 | 0 | $62,065 |
| Duloxetine Hcl | Generic | 42 | 17 | $1,207 |
Hospital affiliations
Frequently asked questions
What is Dr. Anthony Williamson's medical specialty?
Dr. Anthony Williamson practices Neurology Physician in Bluffton, SC.
Where does Dr. Anthony Williamson practice?
Dr. Anthony Williamson practices at 75 Baylor Dr Ste 155, Bluffton, SC 299108965. Office phone: 8438363667.
What is Dr. Anthony Williamson's NPI?
Dr. Anthony Williamson's National Provider Identifier (NPI) is 1609829845, issued by NPPES.
Does Dr. Anthony Williamson accept Medicare assignment?
Yes. Dr. Anthony Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anthony Williamson commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.