Dr. Alex James Linn, MD
- Medicare services, 2024
- 565
- Medicare patients, 2024
- 110
- Part D claims, 2024
- 34
- Hospital affiliations
- 2
- Industry payments
- $4,040
- Practice address
- 1325 S Cliff Ave Post Office Box 5045, Sioux Falls, SD 57117
- Practice phone
- Call (605) 322-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Linn'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. Alex James Linn is a vascular neurology physician in Sioux Falls, South Dakota
Dr. Linn practices at Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota, part of Avera Health.
Dr. Linn's NPI, 1003177338, was assigned on June 4, 2012. Dr. Linn holds Michigan license 4301112294.
- NPI
- 1003177338NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244453140
- NPI enumeration date
- June 4, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 322-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alex James Linn practices at Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota
Dr. Linn's primary practice is Avera McKennan Hospital & University Health Center, at 1325 S Cliff Ave Post Office Box 5045, Sioux Falls, SD 57117 in Minnehaha County. The practice phone is (605) 322-8000.
- Avera McKennan Hospital & University Health Center1325 S Cliff Ave Post Office Box 5045, Sioux Falls, SD 57117 · Minnehaha CountyPhone(605) 322-8000
Source: Dmand AI Affiliation Data
Dr. Alex James Linn is affiliated with 3 sites of care and 1 medical group
Dr. Linn's primary practice is Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota, part of Avera Health. Dr. Linn is also affiliated with Avera Sacred Heart Hospital. The medical group on file is Avera McKennan Hospital & University Health Center. Dmand AI also links Dr. Linn to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alex James Linn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Linn practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Avera McKennan Hospital & University Health 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. Alex James Linn is one of 3 vascular neurology physicians in South Dakota
Vascular neurology is Dr. Linn's primary specialty in the NPI Registry, under taxonomy code 2084V0102X. Dr. Linn is licensed in Michigan.
Specialties and state licenses
- Vascular neurology, MichiganPrimary
Vascular neurology physicians near Dr. Linn
Counts of vascular neurology 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. Alex James Linn billed Medicare for 565 services in 2024
CMS data shows 565 Medicare services from Dr. Linn across 17 procedure codes in 2024, for 110 Medicare patients. Medicare paid $98,275 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Linn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 2672024: 31618%
- Imaging
- 2023: 1482024: 16914%
- Office and hospital visits
- 2023: 1902024: 6665%
- Tests and treatments
- 2023: 252024: 1444%
- Other services
- 2023: 342024: 0100%
Dr. Linn'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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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Alex James Linn treated 110 Medicare patients in 2024, average age 75
CMS counts 110 Medicare patients who saw Dr. Linn in 2024. The largest group is 65 to 74, with 54 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Linn's median patient age at 68, with 60% women.
Dr. Linn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Linn's Medicare patients by sex, 2024
- Women5550%
- Men5550%
Chronic conditions among Dr. Linn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Stroke or TIA75%
- Arthritis42%
- Diabetes37%
- Ischemic heart disease37%
- Mood disorders33%
- Anxiety31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Linn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alex James Linn wrote 34 Medicare Part D claims in 2024
In 2024, Dr. Linn wrote 34 Medicare Part D claims. 74% of them were for generic drugs. They cover 5 drugs, with $15,698 in total drug cost. In 2022, CMS named 118 claims across 6 drugs.
Dr. Linn's Part D claims by kind of drug, 2024
- Generic25 claims74%
- Brand-name and other9 claims26%
Dr. Linn's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1182023: 8231%
Drugs named by CMS: 5 in 2023, 6 in 2022.
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
How Dr. Alex James Linn takes part in Medicare
Dr. Linn accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Alex James Linn received $4,040 in industry payments from 2016 to 2025
CMS Open Payments shows 110 general payments to Dr. Linn from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 57% of the total. MicroVention, Inc. paid the most, $1,467.
General payments to Dr. Linn by program year, 2016 to 2025
General payments to Dr. Linn by kind, 2016 to 2025
- Food and beverage$2,31257%
- Travel and lodging$1,39234%
- Education$3378%
Companies that paid Dr. Linn the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alex James Linn'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) |
| 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) |
| 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. Alex James Linn
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. Alex James Linn's NPI number?
Dr. Alex James Linn's NPI number is 1003177338. It was assigned on June 4, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Alex James Linn?
Dr. Alex James Linn is a vascular neurology physician in Sioux Falls, South Dakota. The primary specialty in the NPI Registry is Vascular Neurology Physician (taxonomy code 2084V0102X).
Where does Dr. Alex James Linn practice?
Dr. Linn practices at 1325 S Cliff Ave Post Office Box 5045, Sioux Falls, SD 57117. Dr. Linn's primary practice is Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota, part of Avera Health. Dmand AI also links Dr. Linn to 1 group practice or clinic.
What is Dr. Alex James Linn's office phone number?
The practice phone on file for Dr. Linn is (605) 322-8000.
What is Dr. Alex James Linn's medical license number?
Dr. Linn holds Michigan license 4301112294.
Which hospitals is Dr. Alex James Linn affiliated with?
Dr. Linn practices at Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota. Dr. Linn is also affiliated with Avera Sacred Heart Hospital.
What medical group is Dr. Alex James Linn part of?
Dr. Linn is linked to Avera McKennan Hospital & University Health Center.
Does Dr. Alex James Linn accept Medicare?
Yes. CMS data shows Dr. Linn billed Medicare for 565 services in 2024, and Dr. Linn accepts Medicare assignment.
How many Medicare patients does Dr. Alex James Linn see?
CMS counts 110 Medicare patients who saw Dr. Linn in 2024, with an average age of 75.
What services does Dr. Alex James Linn bill to Medicare?
In 2024, Dr. Linn's most billed Medicare services were surgery: heart and blood vessels (36224), surgery: heart and blood vessels (36226) and ultrasound (76937).
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What drugs does Dr. Alex James Linn prescribe most?
In 2023 Medicare Part D data, Dr. Linn's most prescribed drugs by claims were Eliquis, Atorvastatin Calcium and Clopidogrel.
Has Dr. Alex James Linn received payments from drug or device companies?
CMS Open Payments shows $4,040 in general payments to Dr. Linn from 20 companies from 2016 to 2025. The largest total came from MicroVention, Inc.
How long has Dr. Alex James Linn been practicing?
Dr. Linn graduated from medical school in 2011, 15 years ago.
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