Physician Profile
Unclaimed ProfileAbout 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.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Thorgaard's specialty?
Dr. Thorgaard is an ophthalmology in Ottumwa, IA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where can I find Dr. Thorgaard?
Dr. 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 Dr. Thorgaard?
The number on file is (641) 682-8571. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Thorgaard's NPI number?
Dr. 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 Dr. Thorgaard's medical education?
Dr. 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 Dr. Thorgaard been practising?
Dr. Thorgaard has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Thorgaard known for?
According to Medicare billing data, Dr. 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 Dr. Thorgaard confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Thorgaard. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (641) 682-8571
- Email not available
Practice Locations
1005 PENNSYLVANIA AVE SUITE 110
Ottumwa, IA 52501
Procedures Most Often Billed to Medicare
1,384 services · 1,330 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
81 |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
35 |
| Established patient complete exam of visual system | Treatment | 92014 |
645 |
| Imaging of retina | Treatment | 92134 |
108 |
| Imaging of optic nerve | Treatment | 92133 |
102 |
| Exam of visual field with extended testing | Treatment | 92083 |
102 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
66 |
| New patient complete exam of visual system | Treatment | 92004 |
50 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
91 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
55 |
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 ophthalmology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.