Can Cui, MD
Internal Medicine Physician · Sioux Falls, SD
Can Cui, MD is an internal medicine physician with a practice address in Sioux Falls, South Dakota, and NPI 1811568629, issued on Jul 2, 2021. Check the license (South Dakota 15534, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Can Cui
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 15534 SD
Self-reported in NPPES; status is on the state search - Practice location
- 1112 S Lake Ave, Sioux Falls, SD 57104
- Phone
- (605) 312-5350
- Enumerated
- Jul 2, 2021
- Record last updated
- Aug 26, 2024
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 247 in South Dakota → Look up another NPI →
Also registered at 1112 S Lake Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth BauerFamily Nurse Practitioner1720756679
- Michael Farritor, MDHospice and Palliative Medicine (Internal Medicine) Physician1710982996
- Brooklynn Oehlerking, PAPhysician Assistant1396319661
- Afton Zediker, FNP-CFamily Nurse Practitioner1881113199
Verify Can Cui in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 15534Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average internal medicine physician in 2024
657 Medicare Part D claims for 126 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 44 claims were for opioids.
Most prescribed
- Amlodipine Besylate46 claims
- Quetiapine Fumarate31 claims
- Furosemide24 claims
- Levothyroxine Sodium20 claims
- Atorvastatin Calcium18 claims
- Metoprolol Succinate18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $34.64
1 payment: food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Can Cui among 247 internal medicine physician records in South Dakota
Can Cui, MD is one of 247 internal medicine physician records with a practice address in South Dakota. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 7% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2024 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
110 internal medicine physician records list a practice address in Sioux Falls
They are 110 of the 6,563 NPPES records with a practice address in Sioux Falls, and 247 internal medicine physician records in South Dakota.
All 247 in South Dakota → Every provider in Sioux Falls → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Catherine Hajek, MDSioux Falls, SD 571041528219664
- Brooke Madson, DOSioux Falls, SD 571041568023083
- John Mallek, MDSioux Falls, SD 571041982650248
- Liesl Pavlic, MDSioux Falls, SD 571041124287859
- David Rossing, MDSioux Falls, SD 571041548584220
- Janell Simpkins, MDSioux Falls, SD 571041619989605
- Kevin Whittle, M.D.Sioux Falls, SD 571041679661631
- Allen Funk, M.D.Sioux Falls, SD 571051306841291
Common questions
What is Can Cui, MD's NPI number?
Can Cui, MD's National Provider Identifier (NPI) is 1811568629, issued on Jul 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Can Cui, MD located?
The NPPES record lists a practice address at 1112 S Lake Ave, Sioux Falls, SD, 57104. Phone: (605) 312-5350. Providers update this record themselves, so call before visiting.
How can I verify Can Cui, MD's license?
NPPES lists South Dakota license number 15534, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Can Cui, MD prescribe under Medicare Part D?
In 2024, Can Cui, MD had 657 Medicare Part D claims for 126 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.