Gregory OsmundsonM.D.
Gregory Osmundson, M.D. is an Ophthalmology provider in Sioux Falls, SD affiliated with 2 ambulatory surgery centers in SD, as of July 2026.
- NPI1255391801
- Registered2006
- Centers2
- StateSD
- Class of1994
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
Gregory Osmundson at a glance
- Provider
- Gregory Osmundson
- Credential
- M.D.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Sioux Falls, SD
- Medical school
- Sanford School of Medicine of University of South Dakota
- Graduated
- 1994
- NPI registered
- 2006
- NPI
- 1255391801
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Gregory Osmundson practice?
Gregory Osmundson, M.D. is based in Sioux Falls, SD and is affiliated with 2 ambulatory surgery centers: Vance Thompson Vision Surgery Center Prof LLC Dba Vance Thompson Vision Surgery Center in Sioux Falls, SD and Ophthalmology LTD Eye Surgery Center LLC in Sioux Falls, SD. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Gregory Osmundson's NPI number?
Gregory Osmundson's National Provider Identifier (NPI) is 1255391801, registered in 2006. Specialty on record: Ophthalmology; credential M.D.
Where did Gregory Osmundson go to medical school?
Gregory Osmundson, M.D. attended Sanford School of Medicine of University of South Dakota, graduating in 1994.
How many Ophthalmology providers in South Dakota work at ambulatory surgery centers?
5 Ophthalmology surgeons and proceduralists in South Dakota are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Gregory Osmundson among them. The South Dakota Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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