Dr. Derek Edwin Lee, MD
- Medicare services, 2024
- 647
- Medicare patients, 2024
- 262
- Part D claims, 2024
- 4,843
- Publications
- 2
- MIPS score, 2024
- 85
- 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. Lee'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. Derek Edwin Lee is an internist in Sioux Falls, South Dakota
Dr. Lee practices at Sanford Medical Center - Unit in Sioux Falls, South Dakota.
Dr. Lee's NPI, 1083235386, was assigned on April 28, 2020. Dr. Lee holds South Dakota license 14500.
- NPI
- 1083235386NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911321476
- NPI enumeration date
- April 28, 2020
- 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
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Derek Edwin Lee practices at Sanford Medical Center - Unit in Sioux Falls, South Dakota
Dr. Lee'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. Derek Edwin Lee is affiliated with 11 sites of care and 1 medical group
Dr. Lee's primary practice is Sanford Medical Center - Unit in Sioux Falls, South Dakota. Dr. Lee 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. Lee to 4 more hospitals, 2 home health agencies, 1 dialysis center, 1 hospice and 1 imaging center, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Derek Edwin Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices, 11 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 |
| +10 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Derek Edwin Lee is one of 267 internists in South Dakota
Internal medicine is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lee is licensed in South Dakota.
Specialties and state licenses
- Internal medicine, South DakotaPrimary
Internists near Dr. Lee
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. Derek Edwin Lee billed Medicare for 647 services in 2024
CMS data shows 647 Medicare services from Dr. Lee across 4 procedure codes in 2024, for 262 Medicare patients. Medicare paid $33,060 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1232024: 488297%
- Other services
- 2023: 02024: 159
Dr. Lee compared with the South Dakota median for internists, 2024
- Dr. Lee
- South Dakota median
- Medicare services
- 647vs 54219% above
- Medicare patients
- 262vs 23611% above
- Part D claims
- 4,007vs 12432.3 times
Medians across 262 internists in South Dakota with Dmand AI profiles that report each measure.
Dr. Lee'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. Lee and other internists in South Dakota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Derek Edwin Lee treated 262 Medicare patients in 2024, average age 73
CMS counts 262 Medicare patients who saw Dr. Lee in 2024. The largest group is 65 to 74, with 116 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% 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. Lee's median patient age at 71, with 28% women.
Dr. Lee's Medicare patients by age, 2024
Dr. Lee's Medicare patients by sex, 2024
- Women6826%
- Men19474%
Chronic conditions among Dr. Lee's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Ischemic heart disease40%
- Diabetes27%
- Chronic kidney disease26%
- Anxiety25%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women28%
- Men72%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Derek Edwin Lee wrote 4,843 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 4,843 Medicare Part D claims for 528 patients. 91% of them were for generic drugs. CMS names the drug for 4,007 of them, across 90 drugs with 11 or more claims each, at $223,635 in total drug cost. In 2023, CMS named 207 claims across 13 drugs.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic4,406 claims91%
- Brand-name406 claims8%
- Other31 claims1%
Dr. Lee'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. Lee's Part D claims, 2024
- Opioids7%336 of 4,843 claims
- Antibiotics2%107 of 4,843 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: 2072024: 4,0071836%
Drugs named by CMS: 90 in 2024, 13 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. Derek Edwin Lee 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. Lee for performance year 2024, reported as part of a group. Dr. Lee accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lee'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.
Removal of skin lesions: 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. Derek Edwin Lee has 2 publications on record
Dmand AI links 2 papers to Dr. Lee. Dr. Lee has published most often in S D Med. Dr. Lee's most frequent co-author is Mohammad Zeeshan Qamar, MD.
Dr. Lee's most frequent co-authors
Recent publications by Dr. Lee
See who Dr. Lee researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lee works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Derek Edwin Lee received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Lee from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Dexcom, Inc. paid the most, $19.
Companies that paid Dr. Lee the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Derek Edwin Lee'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Derek Edwin Lee
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. Derek Edwin Lee's NPI number?
Dr. Derek Edwin Lee's NPI number is 1083235386. It was assigned on April 28, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Derek Edwin Lee?
Dr. Derek Edwin Lee 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. Derek Edwin Lee practice?
Dr. Lee practices at 1305 W 18th Street, Sioux Falls, SD 57117. Dr. Lee's primary practice is Sanford Medical Center - Unit in Sioux Falls, South Dakota. Dmand AI also links Dr. Lee to 4 hospitals, 2 home health agencies, 1 dialysis center, 1 hospice and 1 imaging center.
What is Dr. Derek Edwin Lee's office phone number?
The practice phone on file for Dr. Lee is (605) 328-6758.
What is Dr. Derek Edwin Lee's medical license number?
Dr. Lee holds South Dakota license 14500.
Which hospitals is Dr. Derek Edwin Lee affiliated with?
Dr. Lee is affiliated with Sanford USD Medical Center. Dmand AI links Dr. Lee to 5 more hospitals.
What medical group is Dr. Derek Edwin Lee part of?
Dr. Lee is linked to Edith Sanford Breast Center Sioux Falls.
Does Dr. Derek Edwin Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 647 services in 2024, and Dr. Lee accepts Medicare assignment.
What is Dr. Derek Edwin Lee's MIPS score?
Dr. Lee'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. Derek Edwin Lee see?
CMS counts 262 Medicare patients who saw Dr. Lee in 2024, with an average age of 73.
Show 6 more questionsShow fewer questions
What services does Dr. Derek Edwin Lee bill to Medicare?
In 2024, Dr. Lee's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
What drugs does Dr. Derek Edwin Lee prescribe most?
In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Derek Edwin Lee received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Dr. Lee from 1 company from 2025 to 2025. The largest total came from Dexcom, Inc.
How long has Dr. Derek Edwin Lee been practicing?
Dr. Lee graduated from medical school in 2020, 6 years ago.
Does Dr. Derek Edwin Lee do research?
Dmand AI links 2 publications to Dr. Lee.
Who does Dr. Derek Edwin Lee publish with?
Dr. Lee's most frequent co-authors are Mohammad Zeeshan Qamar, MD (1 shared paper).
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