Doctor profile · Federal record
Dr. Karna Sherwood, MD
Neurology Physician (CMS: Neurology) · Alton, IL
- NPI 1619105293
- Accepts Medicare
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2 Saint Anthonys Way Ste 300
Alton, IL 620024569
(618) 463-0227 - Mailing address
-
2 Saint Anthonys Way, Suite 305
Alton, IL 620024569
Credentials & registration
- NPI registered
- June 2009 — 17 yrs on file
- Profile last updated
- October 2, 2014
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- Illinois #036133471
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619105293. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
893
Distinct HCPCS
10
Medicare allowed
$103,213
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 493 | 302 | $126 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 59 | 59 | $164 | |
95885 |
Needle measurement of electrical activity in arm or leg muscles, limited study | 48 | 35 | $17 | |
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 46 | 39 | $44 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 46 | 45 | $131 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 34 | 34 | $88 | |
95911 |
Nerve conduction, 9-10 studies | 30 | 30 | $125 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 26 | 25 | $177 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 23 | 23 | $174 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 20 | 20 | $109 |
In context: peer comparison
Among 3 peers in Alton Neurology Physician, average services per provider: 248. This provider delivers 3.6× the peer median.Open Payments
Industry payments received
All-time total
$44
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 2 | $30.76 | |
| Novartis Pharmaceuticals Corporation | 1 | $13.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,824
Patients
636
Total drug cost
$112,337
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Donepezil Hcl | Generic | 395 | 109 | $6,035 |
| Carbidopa-Levodopa (Carbidopa/Levodopa) | Brand | 286 | 75 | $12,285 |
| Gabapentin | Generic | 259 | 75 | $4,981 |
| Levetiracetam | Generic | 240 | 48 | $14,586 |
| Topiramate | Generic | 233 | 55 | $3,778 |
| Propranolol Hcl | Generic | 209 | 47 | $6,032 |
| Lamotrigine | Generic | 201 | 29 | $4,266 |
| Pregabalin | Generic | 163 | 40 | $6,459 |
| Primidone | Generic | 152 | 34 | $5,417 |
| Memantine Hcl | Generic | 149 | 37 | $6,689 |
Hospital affiliations
Frequently asked questions
What is Dr. Karna Sherwood's medical specialty?
Dr. Karna Sherwood practices Neurology Physician in Alton, IL.
Where does Dr. Karna Sherwood practice?
Dr. Karna Sherwood practices at 2 Saint Anthonys Way Ste 300, Alton, IL 620024569. Office phone: 6184630227.
What is Dr. Karna Sherwood's NPI?
Dr. Karna Sherwood's National Provider Identifier (NPI) is 1619105293, issued by NPPES.
Does Dr. Karna Sherwood accept Medicare assignment?
Yes. Dr. Karna Sherwood accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karna Sherwood commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Needle measurement of electrical activity in arm or leg muscles, limited study (HCPCS 95885). Source: CMS Medicare Physician & Other Practitioners file.