Doctor profile · Federal record
Dr. Evan Williams, MD
Neurology Physician (CMS: Neurology) · Neurology Physician · Roseville, CA
- NPI 1225297492
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2 Medical Plaza Dr Ste 205
Roseville, CA 956613044
(916) 773-8711 - Additional location
-
501 E Nicollet Blvd Ste 100
Burnsville, MN 553376772
(952) 435-8516
fax (763) 302-4336 - Mailing address
-
Po Box 255228
Sacramento, CA 958655228
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- August 19, 2021
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State licenses (2)
- California #C172182 · Minnesota #56776
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225297492. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,035
Distinct HCPCS
10
Medicare allowed
$145,053
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 275 | 195 | $136 | |
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 179 | 160 | $107 | |
95885 |
Needle measurement of electrical activity in arm or leg muscles, limited study | 124 | 79 | $69 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 105 | 105 | $176 | |
95910 |
Nerve conduction, 7-8 studies | 101 | 101 | $191 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 98 | 85 | $96 | |
95911 |
Nerve conduction, 9-10 studies | 60 | 59 | $229 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 55 | 51 | $190 | |
95912 |
Nerve conduction, 11-12 studies | 25 | 25 | $269 | |
95909 |
Nerve conduction, 5-6 studies | 13 | 13 | $146 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 517. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$76
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 2 | $47.19 | |
| Alexion Pharmaceuticals, Inc. | 2 | $28.86 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
639
Patients
143
Total drug cost
$61,535
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 100 | 31 | $2,845 |
| Donepezil Hcl | Generic | 73 | 22 | $1,156 |
| Prednisone | Generic | 59 | 18 | $547 |
| Mycophenolate Mofetil | Generic | 57 | 16 | $11,083 |
| Pyridostigmine Bromide | Generic | 56 | 18 | $6,138 |
| Duloxetine Hcl | Generic | 44 | 14 | $1,427 |
| Sertraline Hcl | Generic | 38 | 12 | $423 |
| Pregabalin | Generic | 36 | 12 | $2,027 |
| Memantine Hcl | Generic | 34 | 0 | $1,434 |
| Azathioprine | Generic | 33 | 0 | $2,199 |
Hospital affiliations
Frequently asked questions
What is Dr. Evan Williams's medical specialty?
Dr. Evan Williams practices Neurology Physician in Roseville, CA.
Where does Dr. Evan Williams practice?
Dr. Evan Williams practices at 2 Medical Plaza Dr Ste 205, Roseville, CA 956613044. Office phone: 9167738711.
What is Dr. Evan Williams's NPI?
Dr. Evan Williams's National Provider Identifier (NPI) is 1225297492, issued by NPPES.
Does Dr. Evan Williams accept Medicare assignment?
Yes. Dr. Evan Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Evan Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886); Needle measurement of electrical activity in arm or leg muscles, limited study (HCPCS 95885). Source: CMS Medicare Physician & Other Practitioners file.