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Edit this profileAt a glance
- 2230 Lynn Rd, Suite102, Thousand Oaks, CA 91360
About Dr. Hymas
Devin C. Hymas, M.D. is a healthcare provider in Thousand Oaks, CA specializing in ophthalmology. Devin trained at University of Utah School of Medicine, graduating in 1995. According to Medicare claims data, Devin cared for 3,021 Medicare patients across 3,523 services. The services billed most often include established patient complete exam of visual system, measurement of corneal curvature and depth of eye, and established patient problem focused exam of visual system. This provider record is associated with NPI 1538383864.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (805) 495-0458
- Email not available
Practice Locations
2230 LYNN RD SUITE102
Thousand Oaks, CA 91360
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
Eye injury and cancer
Inflammation, neurologic, and orbit
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
Retina & vitreous
Procedures & services
Cataract and lens
- Cataract surgery with lens implant
- Laser-assisted cataract surgery
- Intraocular lens exchange
- YAG laser capsulotomy
Cornea and refractive
Emergency and minor
- Corneal rust-ring removal
- Removal of an eye foreign body
- Repair of an eye or eyelid laceration
- Repair of ruptured globe
Examination and imaging
- Eye ultrasound
- Slit-lamp examination
- Visual-field testing
- Corneal topography
- Fluorescein angiography
Eyelid, tear duct, and muscle
- Chalazion removal
- Ectropion repair
- Eyelid surgery
- Tear-duct probing
- Drooping-eyelid repair
- Entropion repair
- Eye-muscle surgery
- Tear-duct bypass surgery
Glaucoma
- Cyclophotocoagulation
- Trabeculectomy
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Retina
Most searched procedures
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
3,523 services · 3,021 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
256 | More often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
49 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
1,405 | More than most peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
419 | More often than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
358 | More often than most peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
227 | More than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
215 | More often than most peers in Ophthalmology |
| Exam of the internal drainage system of eye | Treatment | 92020 |
156 | More often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
90 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
57 | Less often than most peers in Ophthalmology |
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.
Other eye doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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.
More connections — 30 related providers in 4 groups
Other eye doctors in Thousand Oaks 6
Same specialty, same city.
Trained at University of Utah School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at University of Utah School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Devin C. Hymas specialize in?
Devin C. Hymas is an eye doctor in Thousand Oaks, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Devin C. Hymas located?
Devin C. Hymas is listed at 2230 Lynn Rd Suite102, Thousand Oaks, CA 91360. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Devin C. Hymas's phone number?
The number on file is (805) 495-0458. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Devin C. Hymas's NPI number?
Devin C. Hymas's National Provider Identifier is 1538383864. 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 Devin C. Hymas train?
Devin C. Hymas attended University of Utah School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Devin C. Hymas been practicing?
Devin C. Hymas has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does Devin C. Hymas do most often?
According to Medicare billing data, Devin C. Hymas performs procedures including removal of cataract with insertion of prosthetic lens and removal of recurring cataract in lens capsule using a laser; provides treatments such as established patient complete exam of visual system and measurement of corneal curvature and depth of eye, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Devin C. Hymas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Devin C. Hymas. If this is you, claiming it is free.
Guide.md
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