Nnamdi Maduabum, MD
NPI 1710475553 · Hospitalist Physician · Winston Salem, NC
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nnamdi Maduabum, MD is a Hospitalist Physician provider in Winston Salem, NC (NPI 1710475553).
Provider details
- NPI number
- 1710475553
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 57.245813 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
368 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 138 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 126 | $73 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 86 | $107 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 18 | $46 |
Typical Medicare-allowed amounts for these services range $46–$109 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 30 | — |
| Furosemide | 19 | 18 |
| Atorvastatin Calcium | 16 | 11 |
| Levetiracetam | 15 | — |
| Cephalexin | 13 | 13 |
| Potassium Chloride | 13 | 11 |
| Diltiazem Hclbrand: Diltiazem 24hr Er (cd) | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2351 E 22nd StCleveland, OH 44115-3111Phone: (216) 861-6200
Registry dates
- Enumerated
- 2018-04-26
- Last updated
- 2021-08-10
- Certified
- 2021-08-10
Frequently asked questions
- What is Nnamdi Maduabum's NPI number?
- Nnamdi Maduabum's National Provider Identifier (NPI) is 1710475553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nnamdi Maduabum's specialty?
- Nnamdi Maduabum is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Nnamdi Maduabum located?
- Nnamdi Maduabum's practice location on file with NPPES is Medical Center Blvd, Winston Salem, NC 27157-3111.
- What is Nnamdi Maduabum's phone number?
- The practice phone number listed in the NPPES registry for Nnamdi Maduabum is (336) 713-5215.
- Does Nnamdi Maduabum accept Medicare?
- Nnamdi Maduabum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nnamdi Maduabum's NPI active?
- Yes — Nnamdi Maduabum's NPI (1710475553) is active in the NPPES registry as of the last update on 2021-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.