Internal Medicine & Gastroenterology LLC
NPI 1932358421 · Exclusive Provider Organization · Saint Louis, MO
Internal Medicine & Gastroenterology LLC is a Exclusive Provider Organization organization in Saint Louis, MO (NPI 1932358421).
Provider details
- NPI number
- 1932358421
- Entity type
- Organization
- Primary specialty
- Exclusive Provider OrganizationManaged Care Organizations
- Organization subpart
- No
- Authorized official
- Mack Mccain, President(314) 522-1834
- License
- R6F90 (MO)
Specialties & taxonomies
Managed Care Organizations
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
Registry dates
- Enumerated
- 2008-09-09
- Last updated
- 2011-10-11
Frequently asked questions
- What is Internal Medicine & Gastroenterology LLC's NPI number?
- Internal Medicine & Gastroenterology LLC's National Provider Identifier (NPI) is 1932358421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Internal Medicine & Gastroenterology LLC?
- Internal Medicine & Gastroenterology LLC is classified in the NPPES registry as Exclusive Provider Organization (Managed Care Organizations).
- Where is Internal Medicine & Gastroenterology LLC located?
- Internal Medicine & Gastroenterology LLC's practice location on file with NPPES is 10121 W Florissant Ave, Saint Louis, MO 63136-2103.
- What is Internal Medicine & Gastroenterology LLC's phone number?
- The practice phone number listed in the NPPES registry for Internal Medicine & Gastroenterology LLC is (314) 522-1834.
- Who is the authorized official for Internal Medicine & Gastroenterology LLC?
- The authorized official listed on Internal Medicine & Gastroenterology LLC's NPPES record is Mack Mccain, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Internal Medicine & Gastroenterology LLC's NPI active?
- Yes — Internal Medicine & Gastroenterology LLC's NPI (1932358421) is active in the NPPES registry as of the last update on 2011-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.