Dr. William J. Andrews, MD
- Medicare services, 2024
- 33,052
- Medicare patients, 2024
- 300
- Part D claims, 2024
- 908
- Hospital affiliations
- 5
- Industry payments
- $961
- Practice address
- 1301 S Cliff Ave, Sioux Falls, SD 57105
- Practice phone
- Call (605) 322-8860
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Avera Medical Group Brain and Spine Institute
Sioux Falls, South Dakota
Find Dr. Andrews' 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. William J. Andrews is a neurologist in Sioux Falls, South Dakota
Dr. Andrews practices at Avera Medical Group Brain and Spine Institute in Sioux Falls, South Dakota.
Dr. Andrews' NPI, 1649487588, was assigned on May 17, 2007. Dr. Andrews graduated from University of Nebraska College of Medicine in 2005. Dr. Andrews holds South Dakota license 7690.
- NPI
- 1649487588NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365574043
- NPI enumeration date
- May 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 322-8860
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William J. Andrews practices at Avera Medical Group Brain and Spine Institute in Sioux Falls, South Dakota
Dr. Andrews' primary practice is Avera Medical Group Brain and Spine Institute, at 1301 S Cliff Ave, Sioux Falls, SD 57105 in Minnehaha County. The practice phone is (605) 322-8860.
- Avera Medical Group Brain and Spine Institute1301 S Cliff Ave, Sioux Falls, SD 57105 · Minnehaha CountyPhone(605) 322-8860
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William J. Andrews is affiliated with 7 sites of care and 1 medical group
Dr. Andrews' primary practice is Avera Medical Group Brain and Spine Institute in Sioux Falls, South Dakota. Dr. Andrews is also affiliated with Avera McKennan Hospital & University Health Center. The medical group on file is Avera McKennan Hospital & University Health Center. Dmand AI also links Dr. Andrews to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William J. Andrews' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Andrews practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Avera Medical Group Brain and Spine Institute | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William J. Andrews is one of 56 neurologists in South Dakota
Neurology is Dr. Andrews' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Andrews' licenses on file in 2 states: South Dakota and Iowa.
Specialties and state licenses
- Neurology, South DakotaPrimary
- Iowa license
Neurologists near Dr. Andrews
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. William J. Andrews billed Medicare for 33,052 services in 2024
CMS data shows 33,052 Medicare services from Dr. Andrews across 16 procedure codes in 2024, for 300 Medicare patients. Medicare paid $215,065 for them. Every service was in an office.
Dr. Andrews' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 37,8002024: 32,30015%
- Tests and treatments
- 2023: 4312024: 35917%
- Office and hospital visits
- 2023: 2252024: 2154%
- Surgery
- 2023: 1522024: 13710%
- Other services
- 2023: 02024: 41
Dr. Andrews compared with the South Dakota median for neurologists, 2024
- Dr. Andrews
- South Dakota median
- Medicare services
- 33,052vs 42977.0 times
- Medicare patients
- 300vs 24622% above
- Part D claims
- 773vs 2133.6 times
Medians across 52 neurologists in South Dakota with Dmand AI profiles that report each measure.
Dr. Andrews' 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.
Need commercial claims for Dr. Andrews?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Andrews and other neurologists in South Dakota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William J. Andrews treated 300 Medicare patients in 2024, average age 71
CMS counts 300 Medicare patients who saw Dr. Andrews in 2024. The largest group is 65 to 74, with 143 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Andrews' median patient age at 68, with 58% women.
Dr. Andrews' Medicare patients by age, 2024
Dr. Andrews' Medicare patients by sex, 2024
- Women15953%
- Men14147%
Chronic conditions among Dr. Andrews' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Mood disorders35%
- Anxiety31%
- Depression31%
- Diabetes30%
- Chronic kidney disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Andrews' 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
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William J. Andrews wrote 908 Medicare Part D claims in 2024
In 2024, Dr. Andrews wrote 908 Medicare Part D claims for 155 patients. 89% of them were for generic drugs. CMS names the drug for 773 of them, across 24 drugs with 11 or more claims each, at $175,706 in total drug cost. In 2023, CMS named 769 claims across 20 drugs.
Dr. Andrews' Part D claims by kind of drug, 2024
- Generic812 claims89%
- Brand-name96 claims11%
Dr. Andrews' 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: 7692024: 7731%
Drugs named by CMS: 24 in 2024, 20 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
How Dr. William J. Andrews takes part in Medicare
Dr. Andrews 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. William J. Andrews received $961 in industry payments from 2016 to 2025
CMS Open Payments shows 60 general payments to Dr. Andrews from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $390.
General payments to Dr. Andrews by program year, 2016 to 2025
Companies that paid Dr. Andrews 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. William J. Andrews graduated from University of Nebraska College of Medicine
Dr. Andrews graduated from University of Nebraska College of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William J. Andrews'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 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) |
| 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. William J. Andrews
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. William J. Andrews' NPI number?
Dr. William J. Andrews' NPI number is 1649487588. It was assigned on May 17, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. William J. Andrews?
Dr. William J. Andrews is a neurologist in Sioux Falls, South Dakota. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. William J. Andrews practice?
Dr. Andrews practices at 1301 S Cliff Ave, Sioux Falls, SD 57105. Dr. Andrews' primary practice is Avera Medical Group Brain and Spine Institute in Sioux Falls, South Dakota. Dmand AI also links Dr. Andrews to 4 hospitals and 1 group practice or clinic.
What is Dr. William J. Andrews' office phone number?
The practice phone on file for Dr. Andrews is (605) 322-8860.
What is Dr. William J. Andrews' medical license number?
Dr. Andrews holds South Dakota license 7690, one of the licenses on file in 2 states.
Which states has Dr. William J. Andrews been licensed in?
Dmand AI has state licenses on file for Dr. Andrews in South Dakota and Iowa.
Which hospitals is Dr. William J. Andrews affiliated with?
Dr. Andrews is affiliated with Avera McKennan Hospital & University Health Center. Dmand AI links Dr. Andrews to 4 more hospitals.
What medical group is Dr. William J. Andrews part of?
Dr. Andrews is linked to Avera McKennan Hospital & University Health Center.
Does Dr. William J. Andrews accept Medicare?
Yes. CMS data shows Dr. Andrews billed Medicare for 33,052 services in 2024, and Dr. Andrews accepts Medicare assignment.
How many Medicare patients does Dr. William J. Andrews see?
CMS counts 300 Medicare patients who saw Dr. Andrews in 2024, with an average age of 71.
Show 5 more questionsShow fewer questions
What services does Dr. William J. Andrews bill to Medicare?
In 2024, Dr. Andrews' most billed Medicare services were injected or infused drug (J0585), nerve and brain test (95885) and office visit, new patient (99204).
Where did Dr. William J. Andrews go to medical school?
Dr. Andrews graduated from University of Nebraska College of Medicine in 2005.
What drugs does Dr. William J. Andrews prescribe most?
In 2024 Medicare Part D data, Dr. Andrews' most prescribed drugs by claims were Carbidopa-Levodopa, Topiramate and Gabapentin.
Has Dr. William J. Andrews received payments from drug or device companies?
CMS Open Payments shows $961 in general payments to Dr. Andrews from 19 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. William J. Andrews been practicing?
Dr. Andrews graduated from medical school in 2005, 21 years ago.
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