Matthew Guymon, D.O.
NPI 1205120730 · Ophthalmology Physician · Grants Pass, OR
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Guymon, D.O. is a Ophthalmology Physician provider in Grants Pass, OR (NPI 1205120730).
Provider details
- NPI number
- 1205120730
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- DO172760 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 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
1,619 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 | 364 | $123 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 323 | $125 |
| Imaging of Retina92134 | 210 | $39 |
| Imaging of Optic Nerve92133 | 148 | $35 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 110 | $39 |
| Exam of Visual Field With Extended Testing92083 | 89 | $62 |
| Removal of Cataract With Insertion of Prosthetic Lens |
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 | 415 | 102 |
| Timolol Maleate | 173 | 49 |
| Prednisolone Acetate | 70 | 49 |
| Brimonidine Tartrate | 58 | 16 |
| Ofloxacin | 56 | 37 |
| Ketorolac Tromethamine | 52 | 34 |
| Dorzolamide Hcl | 29 | 11 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$67 across 3 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
- 2011-06-01
- Last updated
- 2018-06-12
Frequently asked questions
- What is Matthew Guymon's NPI number?
- Matthew Guymon's National Provider Identifier (NPI) is 1205120730, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Guymon's specialty?
- Matthew Guymon is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Guymon located?
- Matthew Guymon's practice location on file with NPPES is 1226 Ne 7th St, Grants Pass, OR 97526.
- What is Matthew Guymon's phone number?
- The practice phone number listed in the NPPES registry for Matthew Guymon is (810) 606-5000.
- Does Matthew Guymon accept Medicare?
- Matthew Guymon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Guymon's NPI active?
- Yes — Matthew Guymon's NPI (1205120730) is active in the NPPES registry as of the last update on 2018-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.