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Edit this profileAt a glance
- 341 Medical Loop, Suite 120, Roseburg, OR 97471
About Dr. Gregg
Patrick J. Gregg, MD practices ophthalmology in Roseburg, OR. Patrick is a 1998 graduate of Drexel University College of Medicine. Medicare claims data shows Patrick provided 1,188 services to 926 patients. 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, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and imaging of optic nerve. The provider's National Provider Identifier (NPI) is 1346224201.
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
- (541) 672-4470
- Email not available
Practice Locations
341 MEDICAL LOOP SUITE 120
Roseburg, OR 97471
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
- Epiretinal membrane
- Retinal detachment
Eye injuries
Inflammation, neurologic, and orbit
- Thyroid eye disease
- Uveitis
Retina & vitreous
Procedures & services
Most searched procedures
- Cataract surgery
- Eye exam
- LASIK
- Retina surgery
Examination and imaging
- Corneal topography
- Fluorescein angiography
Cataract and lens
- Intraocular lens exchange
- YAG laser capsulotomy
Corneal procedures
- Amniotic Membrane Eye Graft
Eye diagnostics
Eye injuries
- Eye Scratch Laceration Repair
- Foreign Object Removal from Eye
Eyelid surgery
Eyelid, tear duct, and muscle
- Drooping-eyelid repair
- Entropion repair
- Eye-muscle surgery
- Eyelid surgery
- Tear-duct bypass surgery
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
- Laser Floater Removal
Laser procedures
- Laser Treatment for Retinal Tear
Laser vision correction
- SMILE Eye Surgery
Refractive surgery
- Clear Lens Exchange
- Implantable Contact Lenses
Tear duct & Orbit
- Orbital Decompression Surgery
- Tear Duct Plugs
Procedures Most Often Billed to Medicare
1,188 services · 926 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
27 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
25 | As often as other peers in Ophthalmology |
| Ultrasound scan to determine eye length and lens power | Imaging | 76519 |
22 | As often as other peers in Ophthalmology |
| Ultrasound scan to determine eye length and lens power | Imaging | 76519 |
12 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
161 | More often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
147 | As often as other peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
109 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
57 | Less often than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
22 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
361 | More 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.
Also at this address 3
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 Roseburg 4
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Drexel University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at Drexel University College 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 OR who bill this service to Medicare most often.
Common questions
What does Dr. Gregg specialize in?
Dr. Gregg is an eye doctor in Roseburg, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Dr. Gregg located?
Dr. Gregg is listed at 341 Medical Loop Suite 120, Roseburg, OR 97471. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Gregg's phone number?
The number on file is (541) 672-4470. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Gregg?
Dr. Gregg's National Provider Identifier is 1346224201. 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 Dr. Gregg go to medical school?
Dr. Gregg attended Drexel University College of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Gregg have?
Dr. Gregg has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Gregg do most often?
According to Medicare billing data, Dr. Gregg performs procedures including removal of cataract with insertion of prosthetic lens; reads or performs imaging such as ultrasound scan of cornea to determine thickness and ultrasound scan to determine eye length and lens power; provides treatments such as imaging of optic nerve and imaging of retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Gregg's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gregg. If this is you, claiming it is free.
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