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Edit this profileWhere to find Collin R. Ohning
- Greenbelt location main office
7501 Greenway Center Dr # 300, Greenbelt, MD 20770 - Greenbelt location
7501 Greenway Center Dr Ste 300, Greenbelt, MD 20770
About Collin Ohning
Collin R. Ohning is an ophthalmology — retina specialist based in Greenbelt, MD. Collin is a 2015 graduate of Medical University of South Carolina College of Medicine. Collin is also listed as specializing in internal medicine and ophthalmology. According to Medicare claims data, Collin cared for 2,706 Medicare patients across 46,694 services. The services billed most often include injection, faricimab-svoa, 0.1 mg, imaging of retina, and injection, aflibercept, 1 mg. The provider's National Provider Identifier (NPI) is 1992182794.
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
- (301) 474-4679
- Email not available
Practice Locations
7501 GREENWAY CENTER DR # 300
Greenbelt, MD 20770
7501 Greenway Center Dr Ste 300
Greenbelt, MD 20770
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
46,694 services · 2,706 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
1,525 | More often than most peers in Ophthalmology — Retina Specialist |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
14 | Less often than most peers in Ophthalmology — Retina Specialist |
| Imaging of retina | Treatment | 92134 |
2,236 | More often than most peers in Ophthalmology — Retina Specialist |
| Established patient complete exam of visual system | Treatment | 92014 |
805 | More often than most peers in Ophthalmology — Retina Specialist |
| Photography of the retina | Treatment | 92250 |
17 | Less often than most peers in Ophthalmology — Retina Specialist |
| Established patient problem focused exam of visual system | Treatment | 92012 |
14 | Less often than most peers in Ophthalmology — Retina Specialist |
| Injection, faricimab-svoa, 0.1 mg | Drug given | J2777 |
38,040 | More often than most peers in Ophthalmology — Retina Specialist |
| Injection, aflibercept, 1 mg | Drug given | J0178 |
1,768 | More often than most peers in Ophthalmology — Retina Specialist |
| Injection, aflibercept hd, 1 mg | Drug given | J0177 |
584 | As often as other peers in Ophthalmology — Retina Specialist |
| Injection, ranibizumab, 0.1 mg | Drug given | J2778 |
248 | Less 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.
Other eye doctors at this location 3
Same specialty, same street address — most likely the same department or group.
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 Greenbelt 3
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at Medical University of South Carolina College of Medicine 6
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Medical University of South Carolina College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does Collin R. Ohning specialize in?
Collin R. Ohning is an eye doctor in Greenbelt, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology — Retina Specialist”.
NPI registry
Where is Collin R. Ohning located?
Collin R. Ohning is listed at 7501 Greenway Center Dr # 300, Greenbelt, MD 20770. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Collin R. Ohning's phone number?
The number on file is (301) 474-4679. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Collin R. Ohning's NPI number?
Collin R. Ohning's National Provider Identifier is 1992182794. 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 Collin R. Ohning train?
Collin R. Ohning attended Medical University of South Carolina College of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Collin R. Ohning been practicing?
Collin R. Ohning has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Collin R. Ohning do most often?
According to Medicare billing data, Collin R. Ohning performs procedures including injection of drug into eye; reads or performs imaging such as 2d ultrasound scan of eye tissue and structures; 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 Collin R. Ohning confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Collin R. Ohning. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.