Quick answers
- Where does Mario A. Macias see patients?
- Medicare's clinician data lists 2 practice locations, including Richland, MO and Osage Beach, MO. Call before your visit to confirm the address.
- What is Mario A. Macias's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Mario A. Macias accept Medicare assignment?
- Yes. Medicare's clinician data says Mario A. Macias 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 Mario A. Macias?
- (573) 836-7053, as listed in official Medicare / NPI Registry data.
- What is Mario A. Macias's NPI number?
- 1174881601. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Mario A. Macias is enrolled with Medicare (CMS data updated 2026-10-02).
- 304 W Washington AveRichland, MO 65556 (573) 836‑7053
- 3870 Columbia AveOsage Beach, MO 65065 (877) 406‑2662
Group practices
Medicare enrollment lists Mario A. Macias as a member of this group (CMS data updated 2026-10-02).
- Richland Medical Center, Inc.29 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Missouri
Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Edward Via Col Of Osteo Medicine-Virginia Campus |
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174881601 |
| 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
- 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