Thomas Dunham, O.D.
NPI 1982601357 · Optometrist · Grand Forks, ND
Enrolled with Medicare as Dme Supplier - Physician - Optometrist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Dunham, O.D. is a Optometrist provider in Grand Forks, ND (NPI 1982601357).
Provider details
- NPI number
- 1982601357
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 421 (ND)
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,963 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) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 863 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 317 | $87 |
| Photography of the Retina92250 | 193 | $36 |
| Imaging of Retina92134 | 160 | $39 |
| Exam of Visual Field With Extended Testing92083 | 118 | $61 |
| Imaging of Optic Nerve92133 | 110 | $32 |
| New Patient Complete Exam of Visual System |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 249 | 61 |
| Timolol Maleate | 55 | 11 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 47 | 14 |
| Brimonidine Tartrate/Timololbrand: Combigan | 44 | — |
| Prednisolone Acetate | 24 | 18 |
| Brimonidine Tartrate | 18 | — |
| Dorzolamide Hcl | 16 | — |
Practice location
Mailing address
Additional practice locations (2)
- 104 E Highway 66 Ste 102Drayton, ND 58225-4804Phone: (701) 454-3340Fax: (701) 775-3153
- 116 S Main StMcville, ND 58254-4208Phone: (701) 322-5111Fax: (701) 322-5111
Registry dates
- Enumerated
- 2005-06-30
- Last updated
- 2025-11-21
- Certified
- 2025-11-21
Frequently asked questions
- What is Thomas Dunham's NPI number?
- Thomas Dunham's National Provider Identifier (NPI) is 1982601357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Dunham's specialty?
- Thomas Dunham is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Thomas Dunham located?
- Thomas Dunham's practice location on file with NPPES is 1820 S 42nd St, Grand Forks, ND 58201-5712.
- What is Thomas Dunham's phone number?
- The practice phone number listed in the NPPES registry for Thomas Dunham is (701) 775-3151.
- Does Thomas Dunham accept Medicare?
- Thomas Dunham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Dunham's NPI active?
- Yes — Thomas Dunham's NPI (1982601357) is active in the NPPES registry as of the last update on 2025-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.