Quick answers
- Which hospitals does Jacob W. Peyton work at?
- Medicare's official clinician data lists Jacob W. Peyton at 2 hospitals: Mercy Hospital Jefferson and Parkland Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jacob W. Peyton see patients?
- Medicare's clinician data lists 1 practice location in Festus, MO. Call before your visit to confirm the address.
- What is Jacob W. Peyton's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Jacob W. Peyton accept Medicare assignment?
- Yes. Medicare's clinician data says Jacob W. Peyton 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 Jacob W. Peyton?
- (636) 937-1545, as listed in official Medicare / NPI Registry data.
- What is Jacob W. Peyton's NPI number?
- 1912293010. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jacob W. Peyton works
Medicare's Facility Affiliation Data lists Jacob W. Peyton at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital JeffersonCrystal City, MO · Acute Care Hospital · CCN 260023
- Parkland Health CenterFarmington, MO · Acute Care Hospital · CCN 260163
Practice locations
Addresses where Jacob W. Peyton is enrolled with Medicare (CMS data updated 2026-10-02).
- 1400 US Hwy 61, Suite 340Festus, MO 63028 (636) 937‑1545
Group practices
Medicare enrollment lists Jacob W. Peyton as a member of this group (CMS data updated 2026-10-02).
- Mercy Clinic East Communities571 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Festus
Clinicians with the same Medicare primary specialty in Festus, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Southwestern Medical School At Dallas |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912293010 |
| 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