Dr. Gregory D Osmundson
M.D. | Glaucoma Specialist | 32+ years Exp
Medicare Enrolled 6601 S Minnesota Ave, Suite 200, Sioux Falls
South Dakota, 57108
605-336-6294 605-336-0266
Maps & DirectionsDr. Gregory D Osmundson is a Sioux Falls, South Dakota based Glaucoma Specialist with 32 years of experience in Glaucoma Specialist. He completed his graduation from Sanford School Of Medicine Of University Of South Dakota in 1994. He is also affiliated with hospitals like Sioux Center Health. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Gregory D Osmundson is 4573 for Ophthalmology in South Dakota.
Dr. Gregory D Osmundson specializes in the treatment of glaucoma and other disorders related to increased intraocular pressure and optic nerve damage. This specialty involves the medical and surgical treatment of these conditions. Glaucoma specialists are trained to diagnose and manage glaucoma, including the use of medications, laser therapy, and surgical interventions to lower intraocular pressure and prevent vision loss.
Complete Profile:
Dr. Gregory D Osmundson speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Specialization: | Glaucoma Specialist |
| Credentials: | M.D. |
| Experience: | 32+ years |
| Medical School Attended: | Sanford School Of Medicine Of University Of South Dakota |
| Graduation Year: | 1994 |
| Gender: | Male |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 6601 S Minnesota Ave, Suite 200, Sioux Falls,
South Dakota, 57108 |
| Phone: | 605-336-6294 |
| Fax: | 605-336-0266 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 0446142491 |
| Enrollment ID: | I20041118001234 |
| NPI Number: | 1255391801 |
| NPI Enumeration Date: | 27 Mar, 2006 |
| NPI Last Update On: | 11 Jun, 2026 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Gregory D Osmundson are as mentioned below.
| License Number | Specialization | State | Status | |
| 4573 | Ophthalmology | South Dakota | Primary | |
| 4573 | Glaucoma Specialist | South Dakota | Secondary | |
Hospital Affiliation:
Doctors can be affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
| Hospital Name (CCN) | State | Hospital Type |
| Sioux Center Health (161346) | Sioux center, IA | Critical Access Hospital |
Group Practice:
Group practices are run by a group of physicians who share their premises and other resources. Following list states all the group name
with which Dr. Gregory D Osmundson has association with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| Ophthalmology Ltd (0547152571) | 13 |
| Ophthalmology Ltd (0547152571) | 13 |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Gregory D Osmundson such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 123714 | Other | Minnesota | UCARE MN |
| 137323400 | Medicaid | Minnesota | |
| HP76197 | Other | | HEALTHPARTNERS |
| 46031185613 | Other | Nebraska | NE MEDICAID |
| 0524207 | Medicaid | Iowa | |
| 6301490 | Medicaid | South Dakota | |
| 663S4OS | Other | Minnesota | MNBS NON |
| 6238 | Other | South Dakota | SD WELLMARK |
| 4573 | Other | South Dakota | DAKOTACARE |
| 06F30OS | Other | Minnesota | MN BLUE SHIELD |
| 25529 | Other | Iowa | WELLMARK OF IA |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 6601 S Minnesota Ave Ste 200,
Sioux Falls, South Dakota |
| Zip: | 57108-2564 |
| Phone Number: | 605-336-6294 |
| Fax Number: | 605-336-0266 |
Patients can reach Dr. Gregory D Osmundson at
6601 S Minnesota Ave, Suite 200, Sioux Falls, South Dakota or can
call to book an appointment on 605-336-6294.
Comments/ Reviews:
Patients can read all the reviews posted for Dr. Gregory D Osmundson below. You may also share your own experience like the quality of treatment, behavior, and overall care provided by Dr. Gregory D Osmundson. It will help others make informed decisions.
** Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 July, 2026.