Quick answers
- Which hospitals does Olanike O. Alonge-Obe work at?
- Medicare's official clinician data lists Olanike O. Alonge-Obe at 1 hospital: MercyOne Waterloo Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Olanike O. Alonge-Obe see patients?
- Medicare's clinician data lists 5 practice locations, including Mason City, IA, Cedar Falls, IA and Waterloo, IA. Call before your visit to confirm the address.
- What is Olanike O. Alonge-Obe's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Olanike O. Alonge-Obe accept Medicare assignment?
- Yes. Medicare's clinician data says Olanike O. Alonge-Obe accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Olanike O. Alonge-Obe?
- (319) 575-5800, as listed in official Medicare / NPI Registry data.
- What is Olanike O. Alonge-Obe's NPI number?
- 1174921787. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Olanike O. Alonge-Obe works
Medicare's Facility Affiliation Data lists Olanike O. Alonge-Obe at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MercyOne Waterloo Medical CenterWaterloo, IA · Acute Care Hospital · CCN 160067
Practice locations
Addresses where Olanike O. Alonge-Obe is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 4th St SWMason City, IA 50401
- 1010 4th St SWMason City, IA 50401
- 226 Bluebell RdCedar Falls, IA 50613 (319) 575‑5800
- 3421 W 9th StWaterloo, IA 50702
- 432 King DrWaterloo, IA 50702 (319) 272‑8200
Group practices
Medicare enrollment lists Olanike O. Alonge-Obe as a member of these groups (CMS data updated 2026-10-02).
- North Iowa Mercy Clinics302 clinicians in the group
- Covenant Medical Center Inc235 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Mason City
Clinicians with the same Medicare primary specialty in Mason City, IA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174921787 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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