Stephen Slocum, M.D.
NPI 1669418109 · Specialist · Chesterfield, MO
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Slocum, M.D. is a Specialist provider in Chesterfield, MO (NPI 1669418109).
Provider details
- NPI number
- 1669418109
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- R9248 (MO)
Specialties & taxonomies
Other Service Providers
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,822 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) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 790 | $125 |
| Established Patient Problem Focused Exam of Visual System92012 | 255 | $88 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 183 | $57 |
| Exam of Visual Field With Extended Testing92083 | 181 | $63 |
| Imaging of Optic Nerve92133 | 164 | $36 |
| Photography of the Retina92250 | 109 | $34 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 471 | 144 |
| Timolol Maleate | 84 | 29 |
| Brimonidine Tartrate | 61 | 24 |
| Cyclosporinebrand: Restasis | 51 | 28 |
| Prednisolone Acetate | 45 | 41 |
| Bimatoprostbrand: Lumigan | 44 | 14 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 41 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$143 across 6 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
Registry dates
- Enumerated
- 2006-06-22
- Last updated
- 2011-06-08
Frequently asked questions
- What is Stephen Slocum's NPI number?
- Stephen Slocum's National Provider Identifier (NPI) is 1669418109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Slocum's specialty?
- Stephen Slocum is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Stephen Slocum located?
- Stephen Slocum's practice location on file with NPPES is 222 S Woods Mill Rd, Chesterfield, MO 63017-3625.
- What is Stephen Slocum's phone number?
- The practice phone number listed in the NPPES registry for Stephen Slocum is (314) 878-9902.
- Does Stephen Slocum accept Medicare?
- Stephen Slocum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Slocum's NPI active?
- Yes — Stephen Slocum's NPI (1669418109) is active in the NPPES registry as of the last update on 2011-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.