Dr. Ryan D. Willen, DO
- Medicare services, 2024
- 667
- Medicare patients, 2024
- 305
- Part D claims, 2024
- 376
- MIPS score, 2024
- 84
- Hospital affiliations
- 4
- Practice address
- 1900 North Higley Road, Gilbert, AZ 85234
- Practice phone
- Call (480) 543-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Willen's professional email, personal email and mobile number
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Dr. Ryan D. Willen is an internist in Gilbert, Arizona
Dr. Willen practices at Banner Gateway Medical Center in Gilbert, Arizona, part of Banner Health.
Dr. Willen's NPI, 1912432063, was assigned on April 26, 2017. Dr. Willen graduated from At Still University, Arizona School of Dentistry & Oral Hlth in 2017. Dr. Willen holds Arizona license 009198.
- NPI
- 1912432063NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567731144
- NPI enumeration date
- April 26, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (480) 543-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan D. Willen practices at Banner Gateway Medical Center in Gilbert, Arizona
Dr. Willen's primary practice is Banner Gateway Medical Center, at 1900 North Higley Road, Gilbert, AZ 85234 in Maricopa County. The practice phone is (480) 543-2000.
- Banner Gateway Medical Center1900 North Higley Road, Gilbert, AZ 85234 · Maricopa CountyPhone(480) 543-2000
Source: Dmand AI Affiliation Data
Dr. Ryan D. Willen is affiliated with 4 sites of care and 1 medical group
Dr. Willen's primary practice is Banner Gateway Medical Center in Gilbert, Arizona, part of Banner Health. Dr. Willen is also affiliated with Banner Baywood Medical Center. The medical group on file is Banner Medical Group. Dmand AI also links Dr. Willen to 2 more hospitals, 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. Ryan D. Willen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Willen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Banner Gateway Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ryan D. Willen is one of 2,420 internists in Arizona
Internal medicine is Dr. Willen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Willen's licenses on file in 2 states: Arizona and Oregon.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
- Surgery, Oregon
Internists near Dr. Willen
Counts of internists 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. Ryan D. Willen billed Medicare for 667 services in 2024
CMS data shows 667 Medicare services from Dr. Willen across 6 procedure codes in 2024, for 305 Medicare patients. Medicare paid $55,124 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Willen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0072024: 66734%
Dr. Willen compared with the Arizona median for internists, 2024
- Dr. Willen
- Arizona median
- Medicare services
- 667vs 47640% above
- Medicare patients
- 305vs 20549% above
- Part D claims
- 173vs 26033% below
Medians across 2,300 internists in Arizona with Dmand AI profiles that report each measure.
Dr. Willen'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. Willen and other internists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan D. Willen treated 305 Medicare patients in 2024, average age 78
CMS counts 305 Medicare patients who saw Dr. Willen in 2024. The largest group is 75 to 84, with 136 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 2.32, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Willen's median patient age at 72, with 48% women.
Dr. Willen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Willen's Medicare patients by sex, 2024
- Women16353%
- Men14247%
Chronic conditions among Dr. Willen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease65%
- Arthritis57%
- Heart failure53%
- Chronic kidney disease52%
- Atrial fibrillation50%
- Diabetes45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Willen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ryan D. Willen wrote 376 Medicare Part D claims in 2024
In 2024, Dr. Willen wrote 376 Medicare Part D claims for 167 patients. 87% of them were for generic drugs. CMS names the drug for 173 of them, across 11 drugs with 11 or more claims each, at $863 in total drug cost. In 2023, CMS named 277 claims across 15 drugs.
Dr. Willen's Part D claims by kind of drug, 2024
- Generic328 claims87%
- Brand-name and other48 claims13%
Dr. Willen'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. Willen's Part D claims, 2024
- Opioids6%21 of 376 claims
- Antibiotics18%68 of 376 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: 2772024: 17338%
Drugs named by CMS: 11 in 2024, 15 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. Ryan D. Willen scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Willen for performance year 2024, reported as part of a group. Dr. Willen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Willen's MIPS scores, performance year 2024
- 84of 100Final score
- 65of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ryan D. Willen received $1,197 in industry payments from 2017 to 2022
CMS Open Payments shows 7 general payments to Dr. Willen from 6 drug and device companies from 2017 to 2022. Education make up the largest share, 53% of the total. Pinnacle, Inc paid the most, $635.
General payments to Dr. Willen by program year, 2017 to 2022
General payments to Dr. Willen by kind, 2017 to 2022
- Education$63553%
- Food and beverage$56247%
Companies that paid Dr. Willen the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ryan D. Willen graduated from At Still University, Arizona School of Dentistry & Oral Hlth
Dr. Willen graduated from At Still University, Arizona School of Dentistry & Oral Hlth in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ryan D. Willen'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)Clinician Public Reporting: Overall MIPS Performance (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. Ryan D. Willen
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. Ryan D. Willen's NPI number?
Dr. Ryan D. Willen's NPI number is 1912432063. It was assigned on April 26, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan D. Willen?
Dr. Ryan D. Willen is an internist in Gilbert, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ryan D. Willen practice?
Dr. Willen practices at 1900 North Higley Road, Gilbert, AZ 85234. Dr. Willen's primary practice is Banner Gateway Medical Center in Gilbert, Arizona, part of Banner Health. Dmand AI also links Dr. Willen to 2 hospitals.
What is Dr. Ryan D. Willen's office phone number?
The practice phone on file for Dr. Willen is (480) 543-2000.
What is Dr. Ryan D. Willen's medical license number?
Dr. Willen holds Arizona license 009198, one of the licenses on file in 2 states.
Which states has Dr. Ryan D. Willen been licensed in?
Dmand AI has state licenses on file for Dr. Willen in Arizona and Oregon.
Which hospitals is Dr. Ryan D. Willen affiliated with?
Dr. Willen practices at Banner Gateway Medical Center in Gilbert, Arizona. Dr. Willen is also affiliated with Banner Baywood Medical Center. Dmand AI links Dr. Willen to 2 more hospitals.
What medical group is Dr. Ryan D. Willen part of?
Dr. Willen is linked to Banner Medical Group.
Does Dr. Ryan D. Willen accept Medicare?
Yes. CMS data shows Dr. Willen billed Medicare for 667 services in 2024, and Dr. Willen accepts Medicare assignment.
What is Dr. Ryan D. Willen's MIPS score?
Dr. Willen's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Ryan D. Willen see?
CMS counts 305 Medicare patients who saw Dr. Willen in 2024, with an average age of 78.
What services does Dr. Ryan D. Willen bill to Medicare?
In 2024, Dr. Willen's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
Where did Dr. Ryan D. Willen go to medical school?
Dr. Willen graduated from At Still University, Arizona School of Dentistry & Oral Hlth in 2017.
What drugs does Dr. Ryan D. Willen prescribe most?
In 2024 Medicare Part D data, Dr. Willen's most prescribed drugs by claims were Furosemide, Prednisone and Atorvastatin Calcium.
Has Dr. Ryan D. Willen received payments from drug or device companies?
CMS Open Payments shows $1,197 in general payments to Dr. Willen from 6 companies from 2017 to 2022. The largest total came from Pinnacle, Inc.
How long has Dr. Ryan D. Willen been practicing?
Dr. Willen graduated from medical school in 2017, 9 years ago.
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