Olayiwola Olagbegi, M.D.
NPI 1912011255 · Gastroenterology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olayiwola Olagbegi, M.D. is a Gastroenterology Physician provider in Saint Louis, MO (NPI 1912011255).
Provider details
- NPI number
- 1912011255
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036099505 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
488 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 165 | $124 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 74 | $146 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 62 | $119 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 54 | $100 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 49 | $75 |
| Diagnostic Exam of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq | 189 | 175 |
| Pantoprazole Sodium | 181 | 51 |
| Omeprazole | 111 | 36 |
| Linaclotidebrand: Linzess | 84 | 20 |
| Famotidine | 82 | 24 |
| Dicyclomine Hcl | 66 | 14 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,842 across 88 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2122 Troy Rd Ste 130Edwardsville, IL 62025-2540Phone: (618) 692-9876
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2023-01-11
- Certified
- 2023-01-11
Frequently asked questions
- What is Olayiwola Olagbegi's NPI number?
- Olayiwola Olagbegi's National Provider Identifier (NPI) is 1912011255, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olayiwola Olagbegi's specialty?
- Olayiwola Olagbegi is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Olayiwola Olagbegi located?
- Olayiwola Olagbegi's practice location on file with NPPES is 11155 Dunn Rd Ste 309e, Saint Louis, MO 63136-6111.
- What is Olayiwola Olagbegi's phone number?
- The practice phone number listed in the NPPES registry for Olayiwola Olagbegi is (314) 953-8799.
- Does Olayiwola Olagbegi accept Medicare?
- Olayiwola Olagbegi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olayiwola Olagbegi's NPI active?
- Yes — Olayiwola Olagbegi's NPI (1912011255) is active in the NPPES registry as of the last update on 2023-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.