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Edit this profileAt a glance
- 509 E Highway 33, Perkins, OK 74059
About Dr. Walker
Based in Perkins, OK, Marshall Walker, O.D. is listed in the NPI registry under optometry. Marshall graduated from Pennsylvania College of Optometry in 2013. Marshall is also listed as specializing in student in an organized health care education program and optometrist. According to Medicare claims data, Marshall cared for 1,196 Medicare patients across 1,812 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, imaging of retina, and extended exam of the back part of the eye with optic nerve drawing. NPI 1033554118 identifies this record in the national registry.
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
- (405) 547-2473
- Email not available
Practice Locations
509 E HIGHWAY 33
Perkins, OK 74059
Conditions Commonly Evaluated or Treated
Within Optometry 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
- Astigmatism
- Dry eye
- Nearsightedness
- Pink eye
- Presbyopia
Contact lens issues
- Contact Lens Intolerance
Cornea conditions
- Keratoconus
- Pterygium
Corneal issues
- Corneal Neovascularization
- Eye Sunburn
Eye conditions
- Broken Blood Vessel in Eye
Eye discomfort
- Burning Eyes
- Discharge from Eye
- Red Eyes
Eye diseases
- Cataracts
- Diabetic retinopathy
- Glaucoma
- Macular degeneration
- Retinal Tear Symptoms
Eye infections
- Corneal ulcer
Eye inflammation
- Iritis
Eye injuries
- Corneal abrasion
- Foreign Object in Eye
Eye irritation
- Eye Allergies
- Eye Pain
- Watery Eyes
Eye surface issues
- Yellow Bump on Eye
Eyelid conditions
- Blepharitis
- Drooping eyelid
- Eye Twitching
- Stye
Eyelid issues
- Chalazion
- Ectropion
- Entropion
- Eyelash Lice or Dandruff
Pediatric eye conditions
- Eye misalignment (strabismus)
- Lazy eye (amblyopia)
Pupil issues
- Unequal Pupil Sizes
Tear duct issues
- Blocked tear duct
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
- Contact lens fitting
- Dry eye treatment
- Eye exam
- Glasses prescription
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
- Autologous Serum Eye Drops Fitting
- IPL for Dry Eye
- LipiFlow Treatment
- Meibomian Gland Expression
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
- Eyelid Deep Cleaning
Eyelid treatments
- Stye Removal
General exams
- School Vision Screening Follow-Up
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
- Optical Coherence Tomography Scan
Minor procedures
- Amniotic Membrane Placement
- Tear Duct Plugs
Specialty lenses
- Ortho-K
- RGP Contact Lens Fitting
- Scleral Lens Fitting
Surgical evaluations
- Cataract Evaluation
- Corneal Cross-Linking Evaluation
- LASIK Consultation
- PRK Evaluation
Tear duct procedures
- Flushing of Tear Ducts
Therapy
- Sports Vision Training
- Vision Therapy
Urgent care
- Emergency Eye Care
- Foreign Object Removal from Eye
Vision correction
- Myopia Management
Procedures Most Often Billed to Medicare
1,812 services · 1,196 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Closure of tear duct opening using plug | Procedure | 68761 |
70 | More often than most peers in Optometry |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
32 | As often as other peers in Optometry |
| Imaging of retina | Treatment | 92134 |
438 | More than most peers in Optometry |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
294 | More than most peers in Optometry |
| Exam of visual field with extended testing | Treatment | 92083 |
97 | More often than most peers in Optometry |
| Imaging of optic nerve | Treatment | 92133 |
37 | As often as other peers in Optometry |
| Fitting of contact lens for treatment of eye surface disease | Treatment | 92071 |
30 | More often than most peers in Optometry |
| Exam of the internal drainage system of eye | Treatment | 92020 |
20 | As often as other peers in Optometry |
| Photography of the retina | Treatment | 92250 |
18 | Less often than most peers in Optometry |
| Exam to measure eye deviation and range of motion | Treatment | 92060 |
15 | Less often than most peers in Optometry |
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.
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.
Trained at Pennsylvania College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at Pennsylvania College of Optometry 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Closure of tear duct opening using plug 8
Providers in OK who bill this service to Medicare most often.
Common questions
What does Marshall Walker specialize in?
Marshall Walker is an optometry in Perkins, OK. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Marshall Walker located?
Marshall Walker is listed at 509 E Highway 33, Perkins, OK 74059. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marshall Walker's phone number?
The number on file is (405) 547-2473. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Marshall Walker's NPI number?
Marshall Walker's National Provider Identifier is 1033554118. 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 Marshall Walker train?
Marshall Walker attended Pennsylvania College of Optometry, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Marshall Walker been practicing?
Marshall Walker has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Marshall Walker do most often?
According to Medicare billing data, Marshall Walker performs procedures including closure of tear duct opening using plug and removal of cataract with insertion of prosthetic lens; provides treatments such as imaging of retina and extended exam of the back part of the eye with optic nerve drawing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marshall Walker confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marshall Walker. If this is you, claiming it is free.
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