Physician Profile
Merina Thomas, M.D.
Unclaimed ProfileAbout Dr. Thomas
Listed in the NPI registry as an ophthalmology — retina specialist, Merina Thomas, M.D. practices in Portland, OR. Merina is also listed as specializing in ophthalmology. According to Medicare claims data, Merina cared for 1,162 Medicare patients across 9,376 services. The services billed most often include injection, faricimab-svoa, 0.1 mg, imaging of retina, and injection, aflibercept, 1 mg.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (503) 494-3000
- Email not available
Practice Locations
3181 SW SAM JACKSON PARK RD
Portland, OR 97239
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
9,376 services · 1,162 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
475 | As often as other peers in Ophthalmology — Retina Specialist |
| Injection of drug into eye | Procedure | 67028 |
241 | As often as other peers in Ophthalmology — Retina Specialist |
| Imaging of retina | Treatment | 92134 |
689 | As often as other peers in Ophthalmology — Retina Specialist |
| Imaging of retina | Treatment | 92134 |
457 | As often as other peers in Ophthalmology — Retina Specialist |
| Established patient complete exam of visual system | Treatment | 92014 |
184 | As often as other peers in Ophthalmology — Retina Specialist |
| Established patient complete exam of visual system | Treatment | 92014 |
168 | As often as other peers in Ophthalmology — Retina Specialist |
| New patient complete exam of visual system | Treatment | 92004 |
14 | Less often than most peers in Ophthalmology — Retina Specialist |
| Injection, faricimab-svoa, 0.1 mg | Drug given | J2777 |
5,880 | Less often than most peers in Ophthalmology — Retina Specialist |
| Injection, aflibercept, 1 mg | Drug given | J0178 |
680 | As often as other peers in Ophthalmology — Retina Specialist |
| Compounded drug, not otherwise classified | Drug given | J7999 |
179 | More often than most peers in Ophthalmology — Retina Specialist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other eye doctors in Portland 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 8
Providers in OR who bill this service to Medicare most often.
Common questions
What kind of doctor is Merina Thomas?
Merina Thomas is an eye doctor in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology — Retina Specialist”.
NPI registry
What is Merina Thomas's address?
Merina Thomas is listed at 3181 Sw Sam Jackson Park Rd, Portland, OR 97239. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Merina Thomas?
The number on file is (503) 494-3000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Merina Thomas's NPI number?
Merina Thomas's National Provider Identifier is 1811251820. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Merina Thomas train?
Merina Thomas attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Merina Thomas been practicing?
Merina Thomas has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What procedures does Merina Thomas perform?
According to Medicare billing data, Merina Thomas performs procedures including injection of drug into eye; provides treatments such as imaging of retina and established patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Merina Thomas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Merina Thomas. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.