Physician Services Corp of Southern Illinois
NPI 1740421536 · Obstetrics & Gynecology Physician · Centralia, IL
Physician Services Corp of Southern Illinois is a Obstetrics & Gynecology Physician organization in Centralia, IL (NPI 1740421536).
Provider details
- NPI number
- 1740421536
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Physician Services Corp of Southern Illinois
- Organization subpart
- Yes
- Authorized official
- Tammy Simonton, Mng(618) 436-6267
- License
- 002642 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
Mailing address
Other names (DBA / former)
- Doing business as
- St Marys Good Samaritan Medical Group
Registry dates
- Enumerated
- 2009-03-09
- Last updated
- 2009-03-12
Frequently asked questions
- What is Physician Services Corp of Southern Illinois's NPI number?
- Physician Services Corp of Southern Illinois's National Provider Identifier (NPI) is 1740421536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Physician Services Corp of Southern Illinois?
- Physician Services Corp of Southern Illinois is classified in the NPPES registry as Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Physician Services Corp of Southern Illinois located?
- Physician Services Corp of Southern Illinois's practice location on file with NPPES is 430 N Pleasant Ave, Centralia, IL 62801-3006.
- What is Physician Services Corp of Southern Illinois's phone number?
- The practice phone number listed in the NPPES registry for Physician Services Corp of Southern Illinois is (618) 532-9350.
- Who is the authorized official for Physician Services Corp of Southern Illinois?
- The authorized official listed on Physician Services Corp of Southern Illinois's NPPES record is Tammy Simonton, Mng. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Physician Services Corp of Southern Illinois's NPI active?
- Yes — Physician Services Corp of Southern Illinois's NPI (1740421536) is active in the NPPES registry as of the last update on 2009-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.