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Edit this profileAt a glance
- 1005 Pennsylvania Ave, Suite 110, Ottumwa, IA 52501
About Dr. Thorgaard
Based in Ottumwa, IA, Greg L. Thorgaard, M.D. is listed in the NPI registry under ophthalmology. Greg graduated from University of Iowa, Rj & L Carver College of Medicine in 1983. According to Medicare claims data, Greg cared for 1,330 Medicare patients across 1,384 services. The services billed most often include established patient complete exam of visual system, imaging of retina, and imaging of optic nerve. NPI 1770585366 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
- (641) 682-8571
- Email not available
Practice Locations
1005 PENNSYLVANIA AVE SUITE 110
Ottumwa, IA 52501
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
- Cataracts
- Diabetic retinopathy
- Dry eye
- Glaucoma
- Macular degeneration
Cornea and external eye
- Blepharitis
- Corneal abrasion
- Corneal ulcer
- Keratoconus
- Pink eye
- Pterygium
Eyelid and tear drainage
- Blocked tear duct
- Chalazion
- Drooping eyelid
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
- Epiretinal membrane
- Retinal detachment
Eye injuries
- Foreign Object in Eye
Inflammation, neurologic, and orbit
- Thyroid eye disease
- Uveitis
Retina & vitreous
- Eye Floaters and Flashes
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
- Optical Coherence Tomography Scan
Eye injuries
- Eye Scratch Laceration Repair
- Foreign Object Removal from Eye
Eyelid surgery
- Stye Removal
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
1,384 services · 1,330 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
81 | More often than most peers in Ophthalmology |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
35 | Less often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
645 | More often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
108 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
102 | As often as other peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
102 | As often as other peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
66 | As often as other peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
50 | As often as other 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 |
91 | As often as other peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
55 | 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 1
Same specialty, same street address — most likely the same department or group.
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.
More connections — 24 related providers in 3 groups
Trained at University of Iowa, Rj & L Carver College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at University of Iowa, Rj & L Carver College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of recurring cataract in lens capsule using a laser 8
Providers in IA who bill this service to Medicare most often.
Common questions
What is Greg L. Thorgaard's specialty?
Greg L. Thorgaard is an eye doctor in Ottumwa, IA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where can I find Greg L. Thorgaard?
Greg L. Thorgaard is listed at 1005 Pennsylvania Ave Suite 110, Ottumwa, IA 52501. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Greg L. Thorgaard?
The number on file is (641) 682-8571. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Greg L. Thorgaard's NPI number?
Greg L. Thorgaard's National Provider Identifier is 1770585366. 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
What is Greg L. Thorgaard's education?
Greg L. Thorgaard attended University of Iowa, Rj & L Carver College of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Greg L. Thorgaard been practicing?
Greg L. Thorgaard has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What is Greg L. Thorgaard known for?
According to Medicare billing data, Greg L. Thorgaard performs procedures including removal of recurring cataract in lens capsule using a laser and removal of cataract with insertion of prosthetic lens; provides treatments such as established patient complete exam of visual system 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
Has Greg L. Thorgaard confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Greg L. Thorgaard. If this is you, claiming it is free.
Guide.md
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