Thomas O'Connor, MD
NPI 1891792347 · Ophthalmology Physician · Lansdale, PA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas O'Connor, MD is a Ophthalmology Physician provider in Lansdale, PA (NPI 1891792347).
Provider details
- NPI number
- 1891792347
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD054333L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
4,056 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 | 1,734 | $129 |
| Imaging of Retina92134 | 314 | $41 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 286 | $550 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 281 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 278 | $93 |
| Imaging of Optic Nerve92133 | 267 | $37 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 830 | 179 |
| Timolol Maleate | 161 | 44 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 78 | 21 |
| Cyclosporinebrand: Restasis | 68 | 22 |
| Cyclosporine | 47 | 15 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 42 | 34 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 40 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$607 across 25 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
- 2005-06-30
- Last updated
- 2019-01-02
Frequently asked questions
- What is Thomas O'Connor's NPI number?
- Thomas O'Connor's National Provider Identifier (NPI) is 1891792347, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas O'Connor's specialty?
- Thomas O'Connor is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas O'Connor located?
- Thomas O'Connor's practice location on file with NPPES is 1000 N Broad St, Lansdale, PA 19446-1138.
- What is Thomas O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Thomas O'Connor is (215) 368-1646.
- Does Thomas O'Connor accept Medicare?
- Thomas O'Connor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas O'Connor's NPI active?
- Yes — Thomas O'Connor's NPI (1891792347) is active in the NPPES registry as of the last update on 2019-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.