Ronald Allen, D.O.
NPI 1376516294 · Ophthalmology Physician · Portland, OR
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Allen, D.O. is a Ophthalmology Physician provider in Portland, OR (NPI 1376516294).
Provider details
- NPI number
- 1376516294
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- DO27050 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
469 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 Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 185 | $131 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 58 | $23 |
| Exam of Visual Field With Extended Testing92083 | 52 | $67 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 52 | $94 |
| Imaging of Optic Nerve92133 | 42 | $35 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 27 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 956 | 276 |
| Timolol Maleate | 248 | 74 |
| Brimonidine Tartrate | 243 | 59 |
| Prednisolone Acetate | 225 | 175 |
| Diclofenac Sodium | 206 | 161 |
| Ofloxacin | 192 | 165 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 169 | 49 |
| Dorzolamide Hcl | 68 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-10
- Last updated
- 2022-07-21
- Certified
- 2020-10-26
Frequently asked questions
- What is Ronald Allen's NPI number?
- Ronald Allen's National Provider Identifier (NPI) is 1376516294, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Allen's specialty?
- Ronald Allen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Allen located?
- Ronald Allen's practice location on file with NPPES is 800 Sw 13th Ave, Portland, OR 97205-1902.
- What is Ronald Allen's phone number?
- The practice phone number listed in the NPPES registry for Ronald Allen is (503) 221-0161.
- Does Ronald Allen accept Medicare?
- Ronald Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Allen's NPI active?
- Yes — Ronald Allen's NPI (1376516294) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.