Owen Hamilton, MD, MPHS
NPI 1750961181 · Family Medicine Physician · O Fallon, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Owen Hamilton, MD, MPHS is a Family Medicine Physician provider in O Fallon, IL (NPI 1750961181).
Provider details
- NPI number
- 1750961181
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPHS
- Sex
- Male
- Sole proprietor
- No
- License
- 036170112 (IL)
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
5 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 46 | 16 |
| Lisinopril | 30 | — |
| Gabapentin | 25 | — |
| Omeprazole | 16 | — |
| Amlodipine Besylate | 16 | — |
| Alendronate Sodium | 16 | — |
| Trazodone Hcl | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-09
- Last updated
- 2025-12-24
- Certified
- 2025-12-24
Frequently asked questions
- What is Owen Hamilton's NPI number?
- Owen Hamilton's National Provider Identifier (NPI) is 1750961181, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Owen Hamilton's specialty?
- Owen Hamilton is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Owen Hamilton located?
- Owen Hamilton's practice location on file with NPPES is 3 Saint Elizabeth Blvd Ste 4000, O Fallon, IL 62269-1284.
- What is Owen Hamilton's phone number?
- The practice phone number listed in the NPPES registry for Owen Hamilton is (618) 233-5480.
- Does Owen Hamilton accept Medicare?
- Owen Hamilton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Owen Hamilton's NPI active?
- Yes — Owen Hamilton's NPI (1750961181) is active in the NPPES registry as of the last update on 2025-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.