Kathryn Baker, MD
NPI 1649351479 · Ophthalmology Physician · Oak Ridge, TN
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Baker, MD is a Ophthalmology Physician provider in Oak Ridge, TN (NPI 1649351479).
Provider details
- NPI number
- 1649351479
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 43619 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
1,858 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 | 616 | $115 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 287 | $24 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 248 | $84 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 175 | $486 |
| Imaging of Optic Nerve92133 | 141 | $32 |
| Exam of Visual Field With Extended Testing92083 | 106 | $57 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 201 | 64 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 165 | 119 |
| Bimatoprostbrand: Lumigan | 100 | 30 |
| Timolol Maleate | 90 | 31 |
| Erythromycin Basebrand: Erythromycin | 82 | 41 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 66 | 65 |
| Brimonidine Tartrate/Timolol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$509 across 26 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
- 2006-10-18
- Last updated
- 2008-10-02
Frequently asked questions
- What is Kathryn Baker's NPI number?
- Kathryn Baker's National Provider Identifier (NPI) is 1649351479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Baker's specialty?
- Kathryn Baker is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Baker located?
- Kathryn Baker's practice location on file with NPPES is 90 Vermont Ave, Oak Ridge, TN 37830-6474.
- What is Kathryn Baker's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Baker is (865) 482-8890.
- Does Kathryn Baker accept Medicare?
- Kathryn Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Baker's NPI active?
- Yes — Kathryn Baker's NPI (1649351479) is active in the NPPES registry as of the last update on 2008-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.