Thomas Clark, O.D.
NPI 1427044692 · Optometrist · New Ulm, MN
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Clark, O.D. is a Optometrist provider in New Ulm, MN (NPI 1427044692).
Provider details
- NPI number
- 1427044692
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2902 (MN)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
6,800 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 5,558 | $1 |
| Established Patient Complete Exam of Visual System92014 | 591 | $125 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 154 | $55 |
| Photography of the Retina92250 | 114 | $36 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 109 | $88 |
| Imaging of Optic Nerve92133 | 96 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 275 | 68 |
| Timolol Maleate | 84 | 26 |
| Brimonidine Tartrate | 43 | 19 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 38 | 12 |
| Moxifloxacin Hclbrand: Moxifloxacin | 22 | 15 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 19 | 17 |
| Erythromycin Basebrand: Erythromycin | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-23
- Last updated
- 2015-02-27
Frequently asked questions
- What is Thomas Clark's NPI number?
- Thomas Clark's National Provider Identifier (NPI) is 1427044692, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Clark's specialty?
- Thomas Clark is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Thomas Clark located?
- Thomas Clark's practice location on file with NPPES is 1715 S Broadway St, New Ulm, MN 56073-3751.
- What is Thomas Clark's phone number?
- The practice phone number listed in the NPPES registry for Thomas Clark is (507) 354-8531.
- Does Thomas Clark accept Medicare?
- Thomas Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Clark's NPI active?
- Yes — Thomas Clark's NPI (1427044692) is active in the NPPES registry as of the last update on 2015-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.