Ikenna Onwumere, MD
NPI 1356518856 · Internal Medicine Physician · Aiken, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ikenna Onwumere, MD is a Internal Medicine Physician provider in Aiken, SC (NPI 1356518856).
Provider details
- NPI number
- 1356518856
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 278595 (NY)
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 tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-14
- Last updated
- 2019-11-13
Frequently asked questions
- What is Ikenna Onwumere's NPI number?
- Ikenna Onwumere's National Provider Identifier (NPI) is 1356518856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ikenna Onwumere's specialty?
- Ikenna Onwumere is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ikenna Onwumere located?
- Ikenna Onwumere's practice location on file with NPPES is 302 University Pkwy, Aiken, SC 29801-6302.
- What is Ikenna Onwumere's phone number?
- The practice phone number listed in the NPPES registry for Ikenna Onwumere is (270) 473-0819.
- Does Ikenna Onwumere accept Medicare?
- Ikenna Onwumere is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ikenna Onwumere's NPI active?
- Yes — Ikenna Onwumere's NPI (1356518856) is active in the NPPES registry as of the last update on 2019-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.