Chiazotam Nkemdilim Ekekezie, M.D.
NPI 1689052235ActiveIndividual· Internal Medicine, Gastroenterology· Palo Alto, CA
Internal Medicine, Gastroenterology (M.D.) in Palo Alto, California, trained at University of Missouri, Kansas City, School of Medicine (class of 2014). In 2024 Medicare paid $27,273 for 157 patients, and Part D covered 150 of their prescriptions, 73% of them generic.
Overview
| NPI | 1689052235 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 15, 2015 |
| Last updated in NPPES | Apr 29, 2024 |
| Certified by provider | Apr 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A163006 | CA |
| Internal Medicine | 207R00000X | MD16236 | RI |
| Internal Medicine | 207R00000X | A163006 | CA |
| Internal Medicine | 207R00000X | LP03358 | RI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 157 |
|---|---|
| Services billed | 252 across 30 procedure codes |
| Paid by Medicare | $27,273 |
Part D prescriptions in 2024
| Prescriptions (claims) | 150 · 219 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $27,360 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | University of Missouri, Kansas City, School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Stanford Health CareStanford, CA · 3,122 clinicians
Hospital affiliation
- Stanford Health CareStanford, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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