Dr. Charles Keith Willis, MD
- Medicare services, 2022
- 327
- Part D claims, 2024
- 46
- Hospital affiliations
- 1
- Industry payments
- $7,206
- Medical group
- 1
- Practice address
- 9003 East Shea Boulevard, Scottsdale, AZ 85260
- Practice phone
- Call (480) 323-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Willis' professional email, personal email and mobile number
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Dr. Charles Keith Willis is a neurologist in Scottsdale, Arizona
Dr. Willis practices at HonorHealth Scottsdale Shea Medical Center in Scottsdale, Arizona, part of HonorHealth.
Dr. Willis' NPI, 1427014497, was assigned on April 26, 2006. Dr. Willis graduated from University of Virginia School of Medicine in 1984. Dr. Willis holds North Carolina license 33768.
- NPI
- 1427014497NPI Registry (opens in a new tab)
- NPI enumeration date
- April 26, 2006
- NPI status
- Active
- Practice phone
- (480) 323-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Charles Keith Willis practices at HonorHealth Scottsdale Shea Medical Center in Scottsdale, Arizona
Dr. Willis' primary practice is HonorHealth Scottsdale Shea Medical Center, at 9003 East Shea Boulevard, Scottsdale, AZ 85260 in Maricopa County. The practice phone is (480) 323-3000.
- HonorHealth Scottsdale Shea Medical Center9003 East Shea Boulevard, Scottsdale, AZ 85260 · Maricopa CountyPhone(480) 323-3000
Source: Dmand AI Affiliation Data
Dr. Charles Keith Willis is affiliated with 3 sites of care and 1 medical group
Dr. Willis' primary practice is HonorHealth Scottsdale Shea Medical Center in Scottsdale, Arizona, part of HonorHealth. The medical group on file is Cone Health Gynecology Center of Greensboro. Dmand AI also links Dr. Willis to 1 more group practice or clinic and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles Keith Willis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Willis practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HonorHealth Scottsdale Shea Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charles Keith Willis is one of 395 neurologists in Arizona
Neurology is Dr. Willis' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Willis is licensed in North Carolina.
Specialties and state licenses
- Neurology, North CarolinaPrimary
Neurologists near Dr. Willis
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. Charles Keith Willis billed Medicare for 327 services in 2022
CMS data shows 327 Medicare services from Dr. Willis across 6 procedure codes in 2022. Medicare paid $29,386 for them. Every service was in an office.
Dr. Willis' Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 3052022: 2953%
- Tests and treatments
- 2021: 812022: 3260%
Dr. Willis compared with the Arizona median for neurologists, 2022
- Dr. Willis
- Arizona median
- Medicare services
- 327vs 51236% below
- Part D claims
- 39vs 48792% below
Medians across 365 neurologists in Arizona with Dmand AI profiles that report each measure.
Dr. Willis' most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles Keith Willis' patients have a median age of 64
Across all payers, Dmand AI patient panel data puts Dr. Willis' median patient age at 64, with 67% women.
Dr. Willis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women67%
- Men32%
Source: Dmand AI Patient Panel Data
Dr. Charles Keith Willis wrote 46 Medicare Part D claims in 2024
In 2024, Dr. Willis wrote 46 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 39 of them, across 3 drugs with 11 or more claims each, at $771 in total drug cost. In 2023, CMS named 342 claims across 17 drugs.
Dr. Willis' 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: 3422024: 3989%
Drugs named by CMS: 3 in 2024, 17 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
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Dr. Charles Keith Willis received $7,206 in industry payments from 2016 to 2023
CMS Open Payments shows 457 general payments to Dr. Willis from 66 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 98% of the total. Biogen, Inc. paid the most, $806.
General payments to Dr. Willis by program year, 2016 to 2023
General payments to Dr. Willis by kind, 2016 to 2023
- Food and beverage$7,07098%
- Speaker and faculty fees$1362%
Companies that paid Dr. Willis the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Charles Keith Willis graduated from University of Virginia School of Medicine
Dr. Willis graduated from University of Virginia School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Charles Keith Willis'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 Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Charles Keith Willis
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. Charles Keith Willis' NPI number?
Dr. Charles Keith Willis' NPI number is 1427014497. It was assigned on April 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles Keith Willis?
Dr. Charles Keith Willis is a neurologist in Scottsdale, Arizona. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Charles Keith Willis practice?
Dr. Willis practices at 9003 East Shea Boulevard, Scottsdale, AZ 85260. Dr. Willis' primary practice is HonorHealth Scottsdale Shea Medical Center in Scottsdale, Arizona, part of HonorHealth. Dmand AI also links Dr. Willis to 1 group practice or clinic and 1 ambulatory surgery center.
What is Dr. Charles Keith Willis' office phone number?
The practice phone on file for Dr. Willis is (480) 323-3000.
What is Dr. Charles Keith Willis' medical license number?
Dr. Willis holds North Carolina license 33768.
Which hospitals is Dr. Charles Keith Willis affiliated with?
Dr. Willis practices at HonorHealth Scottsdale Shea Medical Center in Scottsdale, Arizona.
What medical group is Dr. Charles Keith Willis part of?
Dr. Willis is linked to Cone Health Gynecology Center of Greensboro.
Does Dr. Charles Keith Willis accept Medicare?
Yes. CMS data shows Dr. Willis billed Medicare for 327 services in 2022.
What services does Dr. Charles Keith Willis bill to Medicare?
In 2022, Dr. Willis' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99204).
Where did Dr. Charles Keith Willis go to medical school?
Dr. Willis graduated from University of Virginia School of Medicine in 1984.
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What drugs does Dr. Charles Keith Willis prescribe most?
In 2024 Medicare Part D data, Dr. Willis' most prescribed drugs by claims were Memantine HCl, Buspirone HCl and Carbidopa-Levodopa.
Has Dr. Charles Keith Willis received payments from drug or device companies?
CMS Open Payments shows $7,206 in general payments to Dr. Willis from 66 companies from 2016 to 2023. The largest total came from Biogen, Inc.
How long has Dr. Charles Keith Willis been practicing?
Dr. Willis graduated from medical school in 1984, 42 years ago.
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