Dr. Evan M. Williams, MD
- Medicare services, 2024
- 1,041
- Medicare patients, 2024
- 452
- Part D claims, 2024
- 874
- Hospital affiliations
- 3
- Industry payments
- $1,499
- Practice address
- 2 Medical Plaza Ste 105, Roseville, CA 95661
- Practice phone
- Call (916) 865-1469
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sutter Imaging Roseville II
Mammography / Breast Imaging Center · Roseville, California
Find Dr. Williams' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Evan M. Williams is a neurologist in Roseville, California
Dr. Williams practices at Sutter Imaging Roseville II in Roseville, California.
Dr. Williams' NPI, 1225297492, was assigned on June 3, 2008. Dr. Williams graduated from Ohio State College of Medicine in 2008. Dr. Williams holds California license C172182.
- NPI
- 1225297492NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901047406
- NPI enumeration date
- June 3, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (916) 865-1469
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Evan M. Williams practices at Sutter Imaging Roseville II in Roseville, California
Dr. Williams' primary practice is Sutter Imaging Roseville II, at 2 Medical Plaza Ste 105, Roseville, CA 95661. The practice phone is (916) 865-1469.
- Sutter Imaging Roseville II2 Medical Plaza Ste 105, Roseville, CA 95661Phone(916) 865-1469
Source: Dmand AI Affiliation Data
Dr. Evan M. Williams is affiliated with 5 sites of care and 1 medical group
Dr. Williams' primary practice is Sutter Imaging Roseville II in Roseville, California. Dr. Williams is also affiliated with Sutter Roseville Medical Center. The medical group on file is SGMF Radiology. Dmand AI also links Dr. Williams to 2 more hospitals and 1 group practice or clinic, each named with a free account. Dr. Williams' employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Evan M. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Imaging Roseville II | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Evan M. Williams is one of 2,207 neurologists in California
Neurology is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Williams is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Williams' licenses on file in 4 states: California, Minnesota, Wisconsin and Arizona.
Specialties and state licenses
- Neurology, CaliforniaPrimary
- Minnesota license
- Wisconsin license
- Arizona license
Clinical focus
Dmand AI lists acute mini-stroke (TIA), alzheimer's disease, carpal tunnel syndrome, cerebrovascular disease, epilepsy, fibromyalgia and chronic pain, head injury and hereditary polyneuropathy among the conditions Dr. Williams treats.
Neurologists near Dr. Williams
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Evan M. Williams billed Medicare for 1,041 services in 2024
CMS data shows 1,041 Medicare services from Dr. Williams across 12 procedure codes in 2024, for 452 Medicare patients. Medicare paid $87,283 for them. Every service was in an office.
Dr. Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5332024: 42221%
- Tests and treatments
- 2023: 5022024: 39621%
- Other services
- 2023: 02024: 223
Dr. Williams compared with the California median for neurologists, 2024
- Dr. Williams
- California median
- Medicare services
- 1,041vs 4042.6 times
- Medicare patients
- 452vs 1902.4 times
- Part D claims
- 757vs 3242.3 times
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
Dr. Williams' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Williams?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williams and other neurologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Evan M. Williams treated 452 Medicare patients in 2024, average age 75
CMS counts 452 Medicare patients who saw Dr. Williams in 2024. The largest group is 75 to 84, with 195 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 69, with 55% women.
Dr. Williams' Medicare patients by age, 2024
Dr. Williams' Medicare patients by sex, 2024
- Women24554%
- Men20746%
Chronic conditions among Dr. Williams' Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis63%
- Mood disorders29%
- Ischemic heart disease28%
- Anxiety27%
- Diabetes27%
- Depression26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Evan M. Williams wrote 874 Medicare Part D claims in 2024
In 2024, Dr. Williams wrote 874 Medicare Part D claims for 192 patients. 85% of them were for generic drugs. CMS names the drug for 757 of them, across 25 drugs with 11 or more claims each, at $1,135,730 in total drug cost. In 2023, CMS named 688 claims across 19 drugs.
Dr. Williams' Part D claims by kind of drug, 2024
- Generic743 claims85%
- Brand-name131 claims15%
Dr. Williams' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6882024: 75710%
Drugs named by CMS: 25 in 2024, 19 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Evan M. Williams offers telehealth to Medicare patients
Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Williams as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Evan M. Williams received $1,499 in industry payments from 2016 to 2025
CMS Open Payments shows 84 general payments to Dr. Williams from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $453.
General payments to Dr. Williams by program year, 2016 to 2025
General payments to Dr. Williams by kind, 2016 to 2025
- Food and beverage$1,46998%
- Education$302%
Companies that paid Dr. Williams the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Evan M. Williams has 1 award and honors on record
Dmand AI lists 1 award for Dr. Williams, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Williams
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Evan M. Williams graduated from Ohio State College of Medicine
Dr. Williams graduated from Ohio State College of Medicine in 2008.
- Medical school
- Board certified in neurology
- Board certified in neuromuscular medicine
Source: Dmand AI Professional Profile Data
Dr. Evan M. Williams accepts plans from 14 insurance carriers
Dr. Williams is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Williams accepts, by number of carriers
- PPO9
- Medicare7
- HMO6
- EPO4
- POS3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Evan M. Williams's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Evan M. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Evan M. Williams' NPI number?
Dr. Evan M. Williams' NPI number is 1225297492. It was assigned on June 3, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Evan M. Williams?
Dr. Evan M. Williams is a neurologist in Roseville, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Evan M. Williams practice?
Dr. Williams practices at 2 Medical Plaza Ste 105, Roseville, CA 95661. Dr. Williams' primary practice is Sutter Imaging Roseville II in Roseville, California. Dmand AI also links Dr. Williams to 2 hospitals and 1 group practice or clinic.
What is Dr. Evan M. Williams' office phone number?
The practice phone on file for Dr. Williams is (916) 865-1469.
What is Dr. Evan M. Williams' medical license number?
Dr. Williams holds California license C172182, one of the licenses on file in 4 states.
Which states has Dr. Evan M. Williams been licensed in?
Dmand AI has state licenses on file for Dr. Williams in California (2021 to 2027), Minnesota (2013 to 2021), Wisconsin (2013 to 2019) and Arizona (2012 to 2013).
Which hospitals is Dr. Evan M. Williams affiliated with?
Dr. Williams is affiliated with Sutter Roseville Medical Center. Dmand AI links Dr. Williams to 2 more hospitals.
What medical group is Dr. Evan M. Williams part of?
Dr. Williams is linked to SGMF Radiology.
Does Dr. Evan M. Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 1,041 services in 2024, and Dr. Williams accepts Medicare assignment.
Does Dr. Evan M. Williams offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Williams as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Evan M. Williams see?
CMS counts 452 Medicare patients who saw Dr. Williams in 2024, with an average age of 75.
Is Dr. Evan M. Williams board certified?
Yes. Dr. Williams is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does Dr. Evan M. Williams bill to Medicare?
In 2024, Dr. Williams' most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and nerve and brain test (95886).
Where did Dr. Evan M. Williams go to medical school?
Dr. Williams graduated from Ohio State College of Medicine in 2008.
What drugs does Dr. Evan M. Williams prescribe most?
In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Pyridostigmine Bromide, Donepezil HCl and Mycophenolate Mofetil.
Has Dr. Evan M. Williams received payments from drug or device companies?
CMS Open Payments shows $1,499 in general payments to Dr. Williams from 27 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Evan M. Williams been practicing?
Dr. Williams graduated from medical school in 2008, 18 years ago.
What insurance does Dr. Evan M. Williams accept?
Dr. Williams is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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