Patricia Mcdonald, M.D.
NPI 1639179476 · Ophthalmology Physician · Farmington, CT
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Mcdonald, M.D. is a Ophthalmology Physician provider in Farmington, CT (NPI 1639179476).
Provider details
- NPI number
- 1639179476
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 024751 (CT)
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
1,799 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) |
|---|---|---|
| Microfluid Analysis of Tears83861 | 654 | $22 |
| Established Patient Complete Exam of Visual System92014 | 456 | $131 |
| Analysis of Substance Using Immunoassay Technique, Multiple Step Method83516 | 348 | $11 |
| Established Patient Problem Focused Exam of Visual System92012 | 100 | $93 |
| Exam of Visual Field With Extended Testing92083 | 68 | $67 |
| Imaging of Retina92134 | 52 | $42 |
| Imaging of Optic Nerve |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 313 | 105 |
| Cyclosporinebrand: Restasis | 123 | 47 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 82 | 61 |
| Timolol Maleate | 78 | 27 |
| Cyclosporine | 56 | 25 |
| Bimatoprostbrand: Lumigan | 54 | 22 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 36 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$146 across 7 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
- 2005-07-22
- Last updated
- 2024-12-17
- Certified
- 2024-12-17
Frequently asked questions
- What is Patricia Mcdonald's NPI number?
- Patricia Mcdonald's National Provider Identifier (NPI) is 1639179476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Mcdonald's specialty?
- Patricia Mcdonald is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Patricia Mcdonald located?
- Patricia Mcdonald's practice location on file with NPPES is 210 Main Street Po Box 38, Farmington, CT 06032-9992.
- What is Patricia Mcdonald's phone number?
- The practice phone number listed in the NPPES registry for Patricia Mcdonald is (860) 539-9136.
- Does Patricia Mcdonald accept Medicare?
- Patricia Mcdonald is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Mcdonald's NPI active?
- Yes — Patricia Mcdonald's NPI (1639179476) is active in the NPPES registry as of the last update on 2024-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.