Dr. Brett E. Willden, DO
- Medicare services, 2024
- 375
- Medicare patients, 2024
- 252
- Part D claims, 2024
- 3,859
- Industry payments
- $4,697
- Affiliated sites
- 2
- Practice address
- 2196 E Williams Field Rd Suite 116 Suite 116, Gilbert, AZ 85295-0755
- Practice phone
- Call (888) 663-6331
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
One Medical Group
Primary care practice · Gilbert, Arizona
Find Dr. Willden's 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. Brett E. Willden is a family medicine physician in Gilbert, Arizona
Dr. Willden practices at One Medical Group in Gilbert, Arizona.
Dr. Willden's NPI, 1174515134, was assigned on August 16, 2005. Dr. Willden graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1999. Dr. Willden holds Arizona license 3586.
- NPI
- 1174515134NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830082510
- NPI enumeration date
- August 16, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (888) 663-6331
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brett E. Willden practices at One Medical Group in Gilbert, Arizona
Dr. Willden's primary practice is One Medical Group, at 2196 E Williams Field Rd Suite 116 Suite 116, Gilbert, AZ 85295-0755. The practice phone is (888) 663-6331.
- One Medical Group2196 E Williams Field Rd Suite 116 Suite 116, Gilbert, AZ 85295-0755Phone(888) 663-6331
Source: Dmand AI Affiliation Data
Dr. Brett E. Willden is affiliated with 2 sites of care and 3 medical groups
Dr. Willden's primary practice is One Medical Group in Gilbert, Arizona. The medical group on file is District Medical Group. Dmand AI also links Dr. Willden to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Brett E. Willden's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Willden practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| One Medical Group | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brett E. Willden is one of 2,549 family medicine physicians in Arizona
Family medicine is Dr. Willden's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Willden is licensed in Arizona.
Specialties and state licenses
- Family medicine, ArizonaPrimary
Family medicine physicians near Dr. Willden
Counts of family medicine physicians 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. Brett E. Willden billed Medicare for 375 services in 2024
CMS data shows 375 Medicare services from Dr. Willden across 6 procedure codes in 2024, for 252 Medicare patients. Medicare paid $25,628 for them. Every service was in an office.
Dr. Willden's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4352024: 30330%
- Other services
- 2023: 892024: 5242%
- Surgery
- 2023: 02024: 20
- Lab and pathology
- 2023: 222024: 0100%
- Tests and treatments
- 2023: 372024: 0100%
Dr. Willden compared with the Arizona median for family medicine physicians, 2024
- Dr. Willden
- Arizona median
- Medicare services
- 375vs 33014% above
- Medicare patients
- 252vs 14870% above
- Part D claims
- 3,256vs 6824.8 times
Medians across 2,480 family medicine physicians in Arizona with Dmand AI profiles that report each measure.
Dr. Willden's 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Willden and other family medicine physicians in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brett E. Willden treated 252 Medicare patients in 2024, average age 74
CMS counts 252 Medicare patients who saw Dr. Willden in 2024. The largest group is 65 to 74, with 140 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Willden's median patient age at 52, with 37% women.
Dr. Willden's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Willden's Medicare patients by sex, 2024
- Women12349%
- Men12951%
Chronic conditions among Dr. Willden's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis47%
- Ischemic heart disease32%
- Diabetes29%
- Chronic kidney disease21%
- Mood disorders20%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Willden's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women37%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brett E. Willden wrote 3,859 Medicare Part D claims in 2024
In 2024, Dr. Willden wrote 3,859 Medicare Part D claims for 509 patients. 87% of them were for generic drugs. CMS names the drug for 3,256 of them, across 81 drugs with 11 or more claims each, at $202,535 in total drug cost. In 2023, CMS named 2,546 claims across 72 drugs.
Dr. Willden's Part D claims by kind of drug, 2024
- Generic3,367 claims87%
- Brand-name479 claims12%
- Other13 claims0%
Dr. Willden's 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.
Drug classes CMS tracks in Dr. Willden's Part D claims, 2024
- Opioids1%53 of 3,859 claims
- Antibiotics2%92 of 3,859 claims
- Antipsychotics, patients 65 and over0%17 of 3,859 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,5462024: 3,25628%
Drugs named by CMS: 81 in 2024, 72 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. Brett E. Willden offers telehealth to Medicare patients
Dr. Willden accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Willden as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Brett E. Willden received $4,697 in industry payments from 2016 to 2025
CMS Open Payments shows 210 general payments to Dr. Willden from 36 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $966.
General payments to Dr. Willden by program year, 2016 to 2025
General payments to Dr. Willden by kind, 2016 to 2025
- Food and beverage$4,64299%
- Education$351%
- Speaker and faculty fees$200%
Companies that paid Dr. Willden 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. Brett E. Willden graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville
Dr. Willden graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Brett E. Willden'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 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) |
| 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. Brett E. Willden
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. Brett E. Willden's NPI number?
Dr. Brett E. Willden's NPI number is 1174515134. It was assigned on August 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Brett E. Willden?
Dr. Brett E. Willden is a family medicine physician in Gilbert, Arizona. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Brett E. Willden practice?
Dr. Willden practices at 2196 E Williams Field Rd Suite 116 Suite 116, Gilbert, AZ 85295-0755. Dr. Willden's primary practice is One Medical Group in Gilbert, Arizona. Dmand AI also links Dr. Willden to 2 medical groups and 1 group practice or clinic.
What is Dr. Brett E. Willden's office phone number?
The practice phone on file for Dr. Willden is (888) 663-6331.
What is Dr. Brett E. Willden's medical license number?
Dr. Willden holds Arizona license 3586.
What medical group is Dr. Brett E. Willden part of?
Dr. Willden is linked to District Medical Group. Dmand AI links Dr. Willden to 2 more medical groups.
Does Dr. Brett E. Willden accept Medicare?
Yes. CMS data shows Dr. Willden billed Medicare for 375 services in 2024, and Dr. Willden accepts Medicare assignment.
Does Dr. Brett E. Willden offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Willden as offering telehealth services.
How many Medicare patients does Dr. Brett E. Willden see?
CMS counts 252 Medicare patients who saw Dr. Willden in 2024, with an average age of 74.
What services does Dr. Brett E. Willden bill to Medicare?
In 2024, Dr. Willden's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99204).
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Where did Dr. Brett E. Willden go to medical school?
Dr. Willden graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1999.
What drugs does Dr. Brett E. Willden prescribe most?
In 2024 Medicare Part D data, Dr. Willden's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.
Has Dr. Brett E. Willden received payments from drug or device companies?
CMS Open Payments shows $4,697 in general payments to Dr. Willden from 36 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Brett E. Willden been practicing?
Dr. Willden graduated from medical school in 1999, 27 years ago.
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