Ryan A. Ellwein, OD
- Medicare patients, 2024
- 165
- Part D claims, 2024
- 31
- Industry payments
- $42
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 3501 W 41st St, Sioux Falls, SD 57106
- Practice phone
- Call (605) 271-9060
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ryan Ellwein OD
Sioux Falls, South Dakota
Find Ryan Ellwein'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.
Ryan A. Ellwein is an optometrist in Sioux Falls, South Dakota
Ryan Ellwein practices at Ryan Ellwein OD in Sioux Falls, South Dakota.
Ryan Ellwein's NPI, 1801981030, was assigned on October 4, 2006. Ryan Ellwein graduated from Illinois College of Optometry at Chicago in 2002. Ryan Ellwein holds South Dakota license 595.
- NPI
- 1801981030NPI Registry (opens in a new tab)
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Practice phone
- (605) 271-9060
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Ryan A. Ellwein practices at Ryan Ellwein OD in Sioux Falls, South Dakota
Ryan Ellwein's primary practice is Ryan Ellwein OD, at 3501 W 41st St, Sioux Falls, SD 57106 in Minnehaha County. The practice phone is (605) 271-9060.
- Ryan Ellwein OD3501 W 41st St, Sioux Falls, SD 57106 · Minnehaha CountyPhone(605) 271-9060
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Ryan A. Ellwein is affiliated with 2 sites of care
Ryan Ellwein's primary practice is Ryan Ellwein OD in Sioux Falls, South Dakota. Dmand AI also links Ryan Ellwein to 1 physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ryan A. Ellwein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ryan Ellwein practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ryan Ellwein OD | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Ryan A. Ellwein is one of 242 optometrists in South Dakota
Optometrist is Ryan Ellwein's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Ryan Ellwein is licensed in South Dakota.
Specialties and state licenses
- Optometrist, South DakotaPrimary
Optometrists near Ryan Ellwein
Counts of optometrists 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
Ryan A. Ellwein treated 165 Medicare patients in 2024, average age 73
CMS counts 165 Medicare patients who saw Ryan Ellwein in 2024. The largest group is 65 to 74, with 88 patients. 70% of them have high blood pressure, and 67% have high cholesterol. 7% are also on Medicaid. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Ryan Ellwein's median patient age at 70, with 63% women.
Ryan Ellwein's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ryan Ellwein's Medicare patients by sex, 2024
- Women9155%
- Men7445%
Chronic conditions among Ryan Ellwein's Medicare patients, 2024
- High blood pressure70%
- High cholesterol67%
- Arthritis39%
- Diabetes36%
- Ischemic heart disease25%
- Anxiety23%
- Chronic kidney disease21%
- Mood disorders18%
Share of Medicare patients with each condition. A patient can have several.
Ryan Ellwein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ryan A. Ellwein wrote 31 Medicare Part D claims in 2024
In 2024, Ryan Ellwein wrote 31 Medicare Part D claims for 20 patients. 68% of them were for generic drugs.
Ryan Ellwein's Part D claims by kind of drug, 2024
- Generic21 claims68%
- Brand-name and other10 claims32%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Ryan A. Ellwein received $42 in industry payments in 2025
CMS Open Payments shows 2 general payments to Ryan Ellwein from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $42.
Companies that paid Ryan Ellwein the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ryan A. Ellwein graduated from Illinois College of Optometry at Chicago
Ryan Ellwein graduated from Illinois College of Optometry at Chicago in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ryan A. Ellwein'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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 (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 Ryan A. Ellwein
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ryan A. Ellwein's NPI number?
Ryan A. Ellwein's NPI number is 1801981030. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What does Ryan A. Ellwein specialize in?
Ryan A. Ellwein is an optometrist in Sioux Falls, South Dakota. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Ryan A. Ellwein practice?
Ryan Ellwein practices at 3501 W 41st St, Sioux Falls, SD 57106. Ryan Ellwein's primary practice is Ryan Ellwein OD in Sioux Falls, South Dakota. Dmand AI also links Ryan Ellwein to 1 physician office.
What is Ryan A. Ellwein's office phone number?
The practice phone on file for Ryan Ellwein is (605) 271-9060.
What is Ryan A. Ellwein's medical license number?
Ryan Ellwein holds South Dakota license 595.
How many Medicare patients does Ryan A. Ellwein see?
CMS counts 165 Medicare patients who saw Ryan Ellwein in 2024, with an average age of 73.
Where did Ryan A. Ellwein go to medical school?
Ryan Ellwein graduated from Illinois College of Optometry at Chicago in 2002.
Has Ryan A. Ellwein received payments from drug or device companies?
CMS Open Payments shows $42 in general payments to Ryan Ellwein from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Ryan A. Ellwein been practicing?
Ryan Ellwein graduated from medical school in 2002, 24 years ago.
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