Dr. Garry K. Dunn, MD
- Medicare services, 2021
- 1,659
- Industry payments
- $110
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Practice address
- 1445 North Avenue, Spearfish, SD 57783-1552
- Practice phone
- Call (605) 644-4170
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Spearfish Regional Medical Clinic
Multi-specialty group site · Spearfish, South Dakota
Find Dr. Dunn's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Garry K. Dunn is a diagnostic radiologist in Spearfish, South Dakota
Dr. Dunn practices at Spearfish Regional Medical Clinic in Spearfish, South Dakota.
Dr. Dunn's NPI, 1639151285, was assigned on November 18, 2005. Dr. Dunn holds South Dakota license 7685.
- NPI
- 1639151285NPI Registry (opens in a new tab)
- NPI enumeration date
- November 18, 2005
- NPI status
- Active
- Practice phone
- (605) 644-4170
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Garry K. Dunn practices at Spearfish Regional Medical Clinic in Spearfish, South Dakota
Dr. Dunn's primary practice is Spearfish Regional Medical Clinic, at 1445 North Avenue, Spearfish, SD 57783-1552. The practice phone is (605) 644-4170.
- Spearfish Regional Medical Clinic1445 North Avenue, Spearfish, SD 57783-1552Phone(605) 644-4170
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Garry K. Dunn is affiliated with 1 site of care and 1 medical group
Dr. Dunn's primary practice is Spearfish Regional Medical Clinic in Spearfish, South Dakota. Dmand AI also links Dr. Dunn to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Garry K. Dunn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dunn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Spearfish Regional Medical Clinic | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Garry K. Dunn is one of 115 diagnostic radiologists in South Dakota
Diagnostic radiology is Dr. Dunn's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Dunn's licenses on file in 2 states: South Dakota and North Dakota.
Specialties and state licenses
- Diagnostic radiology, South DakotaPrimary
- North Dakota license
Diagnostic radiologists near Dr. Dunn
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Garry K. Dunn billed Medicare for 1,659 services in 2021
CMS data shows 1,659 Medicare services from Dr. Dunn across 23 procedure codes in 2021. Medicare paid $119,675 for them. Every service was in an office.
Dr. Dunn's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Imaging
- 2020: 1,1402021: 1,61241%
- Other services
- 2020: 8,2842021: 4799%
- Tests and treatments
- 2020: 402021: 0100%
Dr. Dunn compared with the South Dakota median for diagnostic radiologists, 2021
- Dr. Dunn
- South Dakota median
- Medicare services
- 1,659vs 2,96844% below
Medians across 120 diagnostic radiologists in South Dakota with Dmand AI profiles that report each measure.
Dr. Dunn's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dunn and other diagnostic radiologists in South Dakota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
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Dr. Garry K. Dunn received $110 in industry payments from 2019 to 2020
CMS Open Payments shows 2 general payments to Dr. Dunn from 2 drug and device companies from 2019 to 2020. Food and beverage make up the largest share, 100% of the total. Kowa Pharmaceuticals America, Inc. paid the most, $70.
General payments to Dr. Dunn by program year, 2019 to 2020
Companies that paid Dr. Dunn the most, 2019 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Garry K. Dunn's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Garry K. Dunn
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Garry K. Dunn's NPI number?
Dr. Garry K. Dunn's NPI number is 1639151285. It was assigned on November 18, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Garry K. Dunn?
Dr. Garry K. Dunn is a diagnostic radiologist in Spearfish, South Dakota. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Garry K. Dunn practice?
Dr. Dunn practices at 1445 North Avenue, Spearfish, SD 57783-1552. Dr. Dunn's primary practice is Spearfish Regional Medical Clinic in Spearfish, South Dakota. Dmand AI also links Dr. Dunn to 1 medical group.
What is Dr. Garry K. Dunn's office phone number?
The practice phone on file for Dr. Dunn is (605) 644-4170.
What is Dr. Garry K. Dunn's medical license number?
Dr. Dunn holds South Dakota license 7685, one of the licenses on file in 2 states.
Which states has Dr. Garry K. Dunn been licensed in?
Dmand AI has state licenses on file for Dr. Dunn in South Dakota and North Dakota.
Does Dr. Garry K. Dunn accept Medicare?
Yes. CMS data shows Dr. Dunn billed Medicare for 1,659 services in 2021.
What services does Dr. Garry K. Dunn bill to Medicare?
In 2021, Dr. Dunn's most billed Medicare services were radiation oncology (77063), radiation oncology (77067) and radiation oncology (77080).
Has Dr. Garry K. Dunn received payments from drug or device companies?
CMS Open Payments shows $110 in general payments to Dr. Dunn from 2 companies from 2019 to 2020. The largest total came from Kowa Pharmaceuticals America, Inc.
How long has Dr. Garry K. Dunn been practicing?
Dr. Dunn's NPI was assigned in 2005.
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