Mercy Clinic Gastroenterology, LLC
NPI 1528295334 · Gastroenterology Physician · Saint Louis, MO
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mercy Clinic Gastroenterology, LLC is a Gastroenterology Physician organization in Saint Louis, MO (NPI 1528295334).
Provider details
- NPI number
- 1528295334
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Mercy Clinic East Communities
- Organization subpart
- Yes
- Authorized official
- Jonathan Sturgeon, Cfo(314) 251-1917
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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)
- Former legal business name
- St Johns Mercy Gastroenterology Specialists
Registry dates
- Enumerated
- 2009-06-18
- Last updated
- 2026-02-19
- Certified
- 2026-02-19
Frequently asked questions
- What is Mercy Clinic Gastroenterology, LLC's NPI number?
- Mercy Clinic Gastroenterology, LLC's National Provider Identifier (NPI) is 1528295334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mercy Clinic Gastroenterology, LLC?
- Mercy Clinic Gastroenterology, LLC is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mercy Clinic Gastroenterology, LLC located?
- Mercy Clinic Gastroenterology, LLC's practice location on file with NPPES is 621 S New Ballas Rd, Saint Louis, MO 63141-8232.
- What is Mercy Clinic Gastroenterology, LLC's phone number?
- The practice phone number listed in the NPPES registry for Mercy Clinic Gastroenterology, LLC is (314) 251-3880.
- Does Mercy Clinic Gastroenterology, LLC accept Medicare?
- Mercy Clinic Gastroenterology, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mercy Clinic Gastroenterology, LLC?
- The authorized official listed on Mercy Clinic Gastroenterology, LLC's NPPES record is Jonathan Sturgeon, Cfo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mercy Clinic Gastroenterology, LLC's NPI active?
- Yes — Mercy Clinic Gastroenterology, LLC's NPI (1528295334) is active in the NPPES registry as of the last update on 2026-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.