Quick answers
- Which hospitals does Mary A. McMahon work at?
- Medicare's official clinician data lists Mary A. McMahon at 1 hospital: Cincinnati Children's Hospital Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mary A. McMahon see patients?
- Medicare's clinician data lists 1 practice location in Cincinnati, OH. Call before your visit to confirm the address.
- What is Mary A. McMahon's specialty?
- Medicare lists Pediatric Medicine as the primary specialty.
- Does Mary A. McMahon accept Medicare assignment?
- Yes. Medicare's clinician data says Mary A. McMahon 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 Mary A. McMahon?
- (513) 636-4200, as listed in official Medicare / NPI Registry data.
- What is Mary A. McMahon's NPI number?
- 1720171291. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mary A. McMahon works
Medicare's Facility Affiliation Data lists Mary A. McMahon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cincinnati Children's Hospital Medical CenterCincinnati, OH · Children's Hospital · CCN 363300
Practice locations
Addresses where Mary A. McMahon is enrolled with Medicare (CMS data updated 2026-10-02).
- 3333 Burnet AveCincinnati, OH 45229 (513) 636‑4200
Group practices
Medicare enrollment lists Mary A. McMahon as a member of this group (CMS data updated 2026-10-02).
- Children's Hospital Medical Center711 clinicians in the group
Specialties
- Pediatric Medicineprimary
Other pediatricians in Cincinnati
Clinicians with the same Medicare primary specialty in Cincinnati, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Cincinnati College Of Medicine |
| Graduation year | 1992 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720171291 |
| 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