Tommy Louthan, OD
NPI 1548240906 · Optometrist · Knoxville, TN
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tommy Louthan, OD is a Optometrist provider in Knoxville, TN (NPI 1548240906).
Provider details
- NPI number
- 1548240906
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- No
- License
- 1575 (TN)
Specialties & taxonomies
Eye and Vision Services Providers
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
1,430 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) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 1,088 | $1 |
| Established Patient Complete Exam of Visual System92014 | 222 | $115 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 38 | $52 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $83 |
| Imaging of Retina92134 | 21 | $37 |
| New Patient Complete Exam of Visual System92004 | 17 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 82 | 28 |
| Azelastine Hcl | 57 | 33 |
| Timolol Maleate | 39 | 15 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 39 | 28 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 27 | 23 |
| Fluorometholone | 26 | 16 |
| Ofloxacin | 17 | 14 |
| Cyclosporine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 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
- 2006-01-20
- Last updated
- 2016-12-27
Frequently asked questions
- What is Tommy Louthan's NPI number?
- Tommy Louthan's National Provider Identifier (NPI) is 1548240906, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tommy Louthan's specialty?
- Tommy Louthan is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Tommy Louthan located?
- Tommy Louthan's practice location on file with NPPES is 4626 Mill Branch Ln, Knoxville, TN 37938-3200.
- What is Tommy Louthan's phone number?
- The practice phone number listed in the NPPES registry for Tommy Louthan is (865) 922-7765.
- Does Tommy Louthan accept Medicare?
- Tommy Louthan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tommy Louthan's NPI active?
- Yes — Tommy Louthan's NPI (1548240906) is active in the NPPES registry as of the last update on 2016-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.