Katherine Whalen, MD
NPI 1932466992 · Ophthalmology Physician · East Lyme, CT
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Whalen, MD is a Ophthalmology Physician provider in East Lyme, CT (NPI 1932466992).
Provider details
- NPI number
- 1932466992
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD458482 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 213 | 51 |
| Prednisolone Acetate | 190 | 128 |
| Moxifloxacin Hclbrand: Moxifloxacin | 167 | 106 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 161 | 89 |
| Cyclosporinebrand: Restasis | 62 | 23 |
| Bimatoprostbrand: Lumigan | 59 | 15 |
| Erythromycin Basebrand: Erythromycin | 57 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$137 across 1 record (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
- 2012-04-16
- Last updated
- 2024-08-28
- Certified
- 2024-08-28
Frequently asked questions
- What is Katherine Whalen's NPI number?
- Katherine Whalen's National Provider Identifier (NPI) is 1932466992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Whalen's specialty?
- Katherine Whalen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Whalen located?
- Katherine Whalen's practice location on file with NPPES is 339 Flanders Rd Ste 109, East Lyme, CT 06333-1731.
- What is Katherine Whalen's phone number?
- The practice phone number listed in the NPPES registry for Katherine Whalen is (860) 739-4811.
- Does Katherine Whalen accept Medicare?
- Katherine Whalen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Whalen's NPI active?
- Yes — Katherine Whalen's NPI (1932466992) is active in the NPPES registry as of the last update on 2024-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.