Obstetrics & Gynecology in Hannibal, MO
7 active Obstetrics & Gynecology providers practice in Hannibal, Missouri according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1770917940 | Ivan Trinh | Individual | Obstetrics & Gynecology Physician | Hannibal, MO |
| 1740669142 | Jennifer Roberts Merriman | Individual | Obstetrics & Gynecology Physician | Hannibal, MO |
| 1457330128 | John Bennett | Individual | Obstetrics & Gynecology Physician | Hannibal, MO |
| 1457512089 | Julie Viehmann | Individual | Obstetrics & Gynecology Physician | Hannibal, MO |
| 1740269307 | Laura Maple | Individual | Obstetrics & Gynecology Physician | Hannibal, MO |
| 1932188497 | Lynn Walley | Individual | Obstetrics & Gynecology Physician | Hannibal, MO |
| 1427037183 | Sandra Ahlum | Individual | Obstetrics & Gynecology Physician | Hannibal, MO |
Frequently asked questions
How many Obstetrics & Gynecology providers are in Hannibal, MO?
The latest NPPES snapshot lists 7 active Obstetrics & Gynecology providers with a practice address in Hannibal, Missouri.
How do I check a Obstetrics & Gynecology provider's NPI in Hannibal?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-11.