Patrick Arthur Dreis, PA
- Medicare patients, 2024
- 157
- Part D claims, 2024
- 6,316
- Hospital affiliations
- 4
- Industry payments
- $16
- Medical groups
- 3
- Practice address
- 451 Main St, Big Stone City, SD 57216
- Practice phone
- Call (605) 862-7999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Avera Medical Group Big Stone City
Big Stone City, South Dakota
Find Patrick Dreis' 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.
Patrick Arthur Dreis is a physician assistant in Big Stone City, South Dakota
Patrick Dreis practices at Avera Medical Group Big Stone City in Big Stone City, South Dakota.
Patrick Dreis' NPI, 1245203132, was assigned on February 10, 2006. Patrick Dreis holds South Dakota license 0568.
- NPI
- 1245203132NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921996737
- NPI enumeration date
- February 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 862-7999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Patrick Arthur Dreis practices at Avera Medical Group Big Stone City in Big Stone City, South Dakota
Patrick Dreis' primary practice is Avera Medical Group Big Stone City, at 451 Main St, Big Stone City, SD 57216 in Grant County. The practice phone is (605) 862-7999.
- Avera Medical Group Big Stone City451 Main St, Big Stone City, SD 57216 · Grant CountyPhone(605) 862-7999
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Patrick Arthur Dreis is affiliated with 6 sites of care and 3 medical groups
Patrick Dreis' primary practice is Avera Medical Group Big Stone City in Big Stone City, South Dakota. Patrick Dreis is also affiliated with Avera McKennan Hospital & University Health Center. The medical group on file is Avera McKennan Hospital & University Health Center. Dmand AI also links Patrick Dreis to 3 more hospitals, 2 medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Patrick Arthur Dreis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Patrick Dreis practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Avera Medical Group Big Stone City | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Patrick Arthur Dreis is one of 615 physician assistants in South Dakota
Physician assistant is Patrick Dreis' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Patrick Dreis is licensed in South Dakota.
Specialties and state licenses
- Physician assistant, South DakotaPrimary
Physician assistants near Patrick Dreis
Counts of physician assistants 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
Patrick Arthur Dreis treated 157 Medicare patients in 2024, average age 71
CMS counts 157 Medicare patients who saw Patrick Dreis in 2024. The largest group is 65 to 74, with 83 patients. 67% of them have high blood pressure, and 60% have high cholesterol. 11% are also on Medicaid. Their average risk score is 0.79, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Patrick Dreis' median patient age at 65, with 36% women.
Patrick Dreis' Medicare patients by age, 2024
Patrick Dreis' Medicare patients by sex, 2024
- Women5736%
- Men10064%
Chronic conditions among Patrick Dreis' Medicare patients, 2024
- High blood pressure67%
- High cholesterol60%
- Arthritis35%
- Diabetes26%
- Ischemic heart disease22%
- Atrial fibrillation17%
- Chronic kidney disease17%
- Mood disorders15%
Share of Medicare patients with each condition. A patient can have several.
Patrick Dreis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women36%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Patrick Arthur Dreis wrote 6,316 Medicare Part D claims in 2024
In 2024, Patrick Dreis wrote 6,316 Medicare Part D claims for 284 patients. 89% of them were for generic drugs.
Patrick Dreis' Part D claims by kind of drug, 2024
- Generic5,648 claims89%
- Brand-name585 claims9%
- Other83 claims1%
Drug classes CMS tracks in Patrick Dreis' Part D claims, 2024
- Opioids3%194 of 6,316 claims
- Antibiotics3%167 of 6,316 claims
- Antipsychotics, patients 65 and over0%29 of 6,316 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Patrick Arthur Dreis takes part in Medicare
Patrick Dreis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Patrick Arthur Dreis received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to Patrick Dreis from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $16.
Companies that paid Patrick Dreis the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Patrick Arthur Dreis'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Patrick Arthur Dreis
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Patrick Arthur Dreis' NPI number?
Patrick Arthur Dreis' NPI number is 1245203132. It was assigned on February 10, 2006, and it is active in the NPI Registry.
What does Patrick Arthur Dreis specialize in?
Patrick Arthur Dreis is a physician assistant in Big Stone City, South Dakota. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Patrick Arthur Dreis practice?
Patrick Dreis practices at 451 Main St, Big Stone City, SD 57216. Patrick Dreis' primary practice is Avera Medical Group Big Stone City in Big Stone City, South Dakota. Dmand AI also links Patrick Dreis to 3 hospitals, 2 medical groups and 1 group practice or clinic.
What is Patrick Arthur Dreis' office phone number?
The practice phone on file for Patrick Dreis is (605) 862-7999.
What is Patrick Arthur Dreis' medical license number?
Patrick Dreis holds South Dakota license 0568.
Which hospitals is Patrick Arthur Dreis affiliated with?
Patrick Dreis is affiliated with Avera McKennan Hospital & University Health Center. Dmand AI links Patrick Dreis to 3 more hospitals.
What medical group is Patrick Arthur Dreis part of?
Patrick Dreis is linked to Avera McKennan Hospital & University Health Center. Dmand AI links Patrick Dreis to 2 more medical groups.
Does Patrick Arthur Dreis accept Medicare?
Yes. CMS lists Patrick Dreis as accepting Medicare assignment.
How many Medicare patients does Patrick Arthur Dreis see?
CMS counts 157 Medicare patients who saw Patrick Dreis in 2024, with an average age of 71.
Has Patrick Arthur Dreis received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Patrick Dreis from 1 company from 2025 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has Patrick Arthur Dreis been practicing?
Patrick Dreis graduated from medical school in 2003, 23 years ago.
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