Quick answers
- Does Nnamdi Uhegwu accept Medicare assignment?
- Yes. Medicare's clinician data says Nnamdi Uhegwu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Nnamdi Uhegwu see?
- In 2024, CMS data shows 398 Original Medicare patients and 817 services for Nnamdi Uhegwu. This counts Original Medicare only and measures volume, not quality.
- What is Nnamdi Uhegwu's NPI number?
- 1861809717. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Nnamdi Uhegwu, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 398 |
|---|---|
| Services billed to Medicare | 817 |
| Different services or procedures | 31 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)199 services
- Needle measurement of electrical activity in arm or leg muscles, complete study (95886)129 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)118 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)89 services
- Needle measurement of electrical activity in arm or leg muscles, limited study (95885)44 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol71%
- High blood pressure66%
- Arthritis56%
- Anxiety32%
- Depression31%
- Ischemic heart disease29%
Hospitals where Nnamdi Uhegwu works
Medicare's Facility Affiliation Data lists Nnamdi Uhegwu at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Murray County Memorial HospitalSlayton, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241319
- Sanford Canby Medical CenterCanby, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241347
- Sanford Medical Center AberdeenAberdeen, SD · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 430097
- Sanford Sheldon Medical CenterSheldon, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161381
- Sanford Usd Medical CenterSioux Falls, SD · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 430027
Practice locations
Addresses where Nnamdi Uhegwu is enrolled with Medicare (CMS data updated October 2, 2026).
- 1301 W 18th StSioux Falls, SD 57105 (605) 312‑2200
- 1305 W 18th StSioux Falls, SD 57105
- 4405 E 26th StSioux Falls, SD 57103
Group practices
Medicare enrollment lists Nnamdi Uhegwu as a member of this group (CMS data updated October 2, 2026).
- Sanford Medical Center857 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Sioux Falls
Clinicians with the same Medicare primary specialty in Sioux Falls, SD — not a recommendation.
Other clinicians in Sanford Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1999 (27 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1861809717 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians