Dr. David C. Nelson, MD
- Medicare services, 2024
- 2,598
- Medicare patients, 2024
- 1,459
- Part D claims, 2024
- 16,353
- MIPS score, 2024
- 85
- Hospital affiliations
- 6
- Practice address
- 1305 W 18th Street, Sioux Falls, SD 57117
- Practice phone
- Call (605) 328-6758
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sanford Medical Center - Unit
Acute Care Hospital-Unit · Sioux Falls, South Dakota
Find Dr. Nelson's professional email, personal email and mobile number
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Dr. David C. Nelson is an internist in Sioux Falls, South Dakota
Dr. Nelson practices at Sanford Medical Center - Unit in Sioux Falls, South Dakota.
Dr. Nelson's NPI, 1538164066, was assigned on June 21, 2005. Dr. Nelson graduated from Sanford School of Medicine of University of South Dakota in 1991. Dr. Nelson holds South Dakota license 3802.
- NPI
- 1538164066NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587653787
- NPI enumeration date
- June 21, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 328-6758
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David C. Nelson practices at Sanford Medical Center - Unit in Sioux Falls, South Dakota
Dr. Nelson's primary practice is Sanford Medical Center - Unit, at 1305 W 18th Street, Sioux Falls, SD 57117 in Minnehaha County. The practice phone is (605) 328-6758.
- Sanford Medical Center - Unit1305 W 18th Street, Sioux Falls, SD 57117 · Minnehaha CountyPhone(605) 328-6758
Source: Dmand AI Affiliation Data
Dr. David C. Nelson is affiliated with 14 sites of care and 2 medical groups
Dr. Nelson's primary practice is Sanford Medical Center - Unit in Sioux Falls, South Dakota. Dr. Nelson is also affiliated with Sanford USD Medical Center. The medical group on file is Edith Sanford Breast Center Sioux Falls. Dmand AI also links Dr. Nelson to 4 more hospitals, 3 home health agencies, 2 hospices, 1 dialysis center, 1 group practice or clinic, 1 imaging center and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David C. Nelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nelson practices, 14 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sanford Medical Center - Unit | Available with a free account |
| +13 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David C. Nelson is one of 267 internists in South Dakota
Internal medicine is Dr. Nelson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nelson is licensed in South Dakota.
Specialties and state licenses
- Internal medicine, South DakotaPrimary
Internists near Dr. Nelson
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. David C. Nelson billed Medicare for 2,598 services in 2024
CMS data shows 2,598 Medicare services from Dr. Nelson across 10 procedure codes in 2024, for 1,459 Medicare patients. Medicare paid $82,558 for them.
Dr. Nelson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,2352024: 1,3056%
- Office and hospital visits
- 2023: 1,2352024: 1,10011%
- Surgery
- 2023: 1662024: 11730%
- Other services
- 2023: 02024: 76
Where Dr. Nelson's Medicare services took place, 2024
- In an office311%
- In a facility2,56799%
Dr. Nelson compared with the South Dakota median for internists, 2024
- Dr. Nelson
- South Dakota median
- Medicare services
- 2,598vs 5424.8 times
- Medicare patients
- 1,459vs 2366.2 times
- Part D claims
- 15,552vs 124125.4 times
Medians across 262 internists in South Dakota with Dmand AI profiles that report each measure.
Dr. Nelson'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. Nelson and other internists in South Dakota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David C. Nelson treated 1,459 Medicare patients in 2024, average age 75
CMS counts 1,459 Medicare patients who saw Dr. Nelson in 2024. The largest group is 75 to 84, with 531 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.50, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nelson's median patient age at 77, with 49% women.
Dr. Nelson's Medicare patients by age, 2024
Dr. Nelson's Medicare patients by sex, 2024
- Women76352%
- Men69648%
Chronic conditions among Dr. Nelson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Ischemic heart disease45%
- Chronic kidney disease33%
- Diabetes33%
- Atrial fibrillation32%
- Anxiety29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nelson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David C. Nelson wrote 16,353 Medicare Part D claims in 2024
In 2024, Dr. Nelson wrote 16,353 Medicare Part D claims for 914 patients. 90% of them were for generic drugs. CMS names the drug for 15,552 of them, across 185 drugs with 11 or more claims each, at $844,832 in total drug cost. In 2023, CMS named 15,565 claims across 187 drugs.
Dr. Nelson's Part D claims by kind of drug, 2024
- Generic14,670 claims90%
- Brand-name1,571 claims10%
- Other112 claims1%
Dr. Nelson'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. Nelson's Part D claims, 2024
- Opioids3%532 of 16,353 claims
- Antibiotics4%626 of 16,353 claims
- Antipsychotics, patients 65 and over0%58 of 16,353 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: 15,5652024: 15,552No change
Drugs named by CMS: 185 in 2024, 187 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. David C. Nelson scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Nelson for performance year 2024, reported as part of a group. Dr. Nelson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 60 procedures of removal of skin lesions by Dr. Nelson, more than 73% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Nelson's MIPS scores, performance year 2024
- 85of 100Final score
- 78.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Nelson ranks in Medicare procedure volume
- Removal of skin lesions
- 73rd percentile60 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. David C. Nelson received $1,876 in industry payments from 2016 to 2025
CMS Open Payments shows 143 general payments to Dr. Nelson from 28 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Sanofi and Genzyme US Companies paid the most, $297.
General payments to Dr. Nelson by program year, 2016 to 2025
General payments to Dr. Nelson by kind, 2016 to 2025
- Food and beverage$1,86099%
- Education$161%
Companies that paid Dr. Nelson 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. David C. Nelson graduated from Sanford School of Medicine of University of South Dakota
Dr. Nelson graduated from Sanford School of Medicine of University of South Dakota in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David C. Nelson'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. David C. Nelson
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. David C. Nelson's NPI number?
Dr. David C. Nelson's NPI number is 1538164066. It was assigned on June 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. David C. Nelson?
Dr. David C. Nelson is an internist in Sioux Falls, South Dakota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David C. Nelson practice?
Dr. Nelson practices at 1305 W 18th Street, Sioux Falls, SD 57117. Dr. Nelson's primary practice is Sanford Medical Center - Unit in Sioux Falls, South Dakota. Dmand AI also links Dr. Nelson to 4 hospitals, 3 home health agencies, 2 hospices, 1 dialysis center, 1 group practice or clinic, 1 imaging center and 1 medical group.
What is Dr. David C. Nelson's office phone number?
The practice phone on file for Dr. Nelson is (605) 328-6758.
What is Dr. David C. Nelson's medical license number?
Dr. Nelson holds South Dakota license 3802.
Which hospitals is Dr. David C. Nelson affiliated with?
Dr. Nelson is affiliated with Sanford USD Medical Center. Dmand AI links Dr. Nelson to 5 more hospitals.
What medical group is Dr. David C. Nelson part of?
Dr. Nelson is linked to Edith Sanford Breast Center Sioux Falls. Dmand AI links Dr. Nelson to 1 more medical group.
Does Dr. David C. Nelson accept Medicare?
Yes. CMS data shows Dr. Nelson billed Medicare for 2,598 services in 2024, and Dr. Nelson accepts Medicare assignment.
What is Dr. David C. Nelson's MIPS score?
Dr. Nelson's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. David C. Nelson see?
CMS counts 1,459 Medicare patients who saw Dr. Nelson in 2024, with an average age of 75.
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What services does Dr. David C. Nelson bill to Medicare?
In 2024, Dr. Nelson's most billed Medicare services were heart test or procedure (93010), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. David C. Nelson go to medical school?
Dr. Nelson graduated from Sanford School of Medicine of University of South Dakota in 1991.
What drugs does Dr. David C. Nelson prescribe most?
In 2024 Medicare Part D data, Dr. Nelson's most prescribed drugs by claims were Levothyroxine Sodium, Omeprazole and Amlodipine Besylate.
Has Dr. David C. Nelson received payments from drug or device companies?
CMS Open Payments shows $1,876 in general payments to Dr. Nelson from 28 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. David C. Nelson been practicing?
Dr. Nelson graduated from medical school in 1991, 35 years ago.
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