OrganizationActive
Mercy Hospital South
NPI 1538196100 · Psychiatric Hospital Unit · Saint Louis, MO
Mercy Hospital South is a Psychiatric Hospital Unit organization in Saint Louis, MO (NPI 1538196100).
Provider details
- NPI number
- 1538196100
- Entity type
- Organization
- Primary specialty
- Psychiatric Hospital UnitHospital Units
- Organization subpart
- No
- Authorized official
- Cheryl Matejka, Cfo East Communities & Sfo(314) 251-1958
- License
- 273-31 (MO)
Specialties & taxonomies
Hospital Units
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
10010 Kennerly Rd
Saint Louis, MO 63128-2106
Phone: (314) 525-1000
Street-level locationGet directions
Mailing address
10010 Kennerly Rd
Saint Louis, MO 63128-2106
Other names (DBA / former)
- Doing business as
- St. Anthony'S Medical Center
- Doing business as
- St. Anthony'S Medical Center
Registry dates
- Enumerated
- 2006-06-27
- Last updated
- 2018-12-24
Frequently asked questions
- What is Mercy Hospital South's NPI number?
- Mercy Hospital South's National Provider Identifier (NPI) is 1538196100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mercy Hospital South?
- Mercy Hospital South is classified in the NPPES registry as Psychiatric Hospital Unit (Hospital Units).
- Where is Mercy Hospital South located?
- Mercy Hospital South's practice location on file with NPPES is 10010 Kennerly Rd, Saint Louis, MO 63128-2106.
- What is Mercy Hospital South's phone number?
- The practice phone number listed in the NPPES registry for Mercy Hospital South is (314) 525-1000.
- Who is the authorized official for Mercy Hospital South?
- The authorized official listed on Mercy Hospital South's NPPES record is Cheryl Matejka, Cfo East Communities & Sfo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mercy Hospital South's NPI active?
- Yes — Mercy Hospital South's NPI (1538196100) is active in the NPPES registry as of the last update on 2018-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.