Quick answers
- Which hospitals does Ryan P. Clark work at?
- Medicare's official clinician data lists Ryan P. Clark at 4 hospitals: Mercy Hospital Lincoln, SSM Health Depaul Hospital St Louis, SSM St Joseph Health Center and SSM St Joseph Hospital West. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ryan P. Clark see patients?
- Medicare's clinician data lists 2 practice locations, including Lake Saint Louis, MO and Richmond Heights, MO. Call before your visit to confirm the address.
- What is Ryan P. Clark's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Ryan P. Clark accept Medicare assignment?
- Yes. Medicare's clinician data says Ryan P. Clark 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 Ryan P. Clark?
- (636) 625-5200, as listed in official Medicare / NPI Registry data.
- What is Ryan P. Clark's NPI number?
- 1013335496. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ryan P. Clark works
Medicare's Facility Affiliation Data lists Ryan P. Clark at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital LincolnTroy, MO · Critical Access Hospital · CCN 261319
- SSM Health Depaul Hospital St LouisBridgeton, MO · Acute Care Hospital · CCN 260104
- SSM St Joseph Health CenterSaint Charles, MO · Acute Care Hospital · CCN 260005
- SSM St Joseph Hospital WestLake Saint Louis, MO · Acute Care Hospital · CCN 260200
Practice locations
Addresses where Ryan P. Clark is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Medical PlzLake Saint Louis, MO 63367 (636) 625‑5200
- 6420 Clayton RdRichmond Heights, MO 63117 (314) 768‑8000
Group practices
Medicare enrollment lists Ryan P. Clark as a member of this group (CMS data updated 2026-10-02).
- Sound Physicians of Illinois LLC193 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Lake Saint Louis
Clinicians with the same Medicare primary specialty in Lake Saint Louis, MO — not a recommendation.
Clinician information
| Graduation year | 2013 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013335496 |
| 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