Dr. Brian John Dvorak, MD
- Medicare services, 2022
- 593
- Part D claims, 2022
- 28
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 116 E 11th St, Spencer, IA 51301
- Practice phone
- Call (877) 264-8394
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Spencer Municipal Hospital - Spencer (E 11th St)
Primary care practice · Spencer, Iowa
Find Dr. Dvorak'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. Brian John Dvorak is a family medicine physician in Spencer, Iowa
Dr. Dvorak practices at Spencer Municipal Hospital - Spencer (E 11th St) in Spencer, Iowa.
Dr. Dvorak's NPI, 1942280193, was assigned on January 21, 2006. Dr. Dvorak graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1984. Dr. Dvorak holds Iowa license 24941.
- NPI
- 1942280193NPI Registry (opens in a new tab)
- NPI enumeration date
- January 21, 2006
- NPI status
- Active
- Practice phone
- (877) 264-8394
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian John Dvorak practices at 2 locations in Spencer, Iowa
Dr. Dvorak's primary practice is Spencer Municipal Hospital - Spencer (E 11th St), at 116 E 11th St, Spencer, IA 51301. The practice phone is (877) 264-8394. The NPI Registry lists Dr. Dvorak's practice address as 1200 1st E Ave, Spencer, IA 51301.
- Spencer Municipal Hospital - Spencer (E 11th St)Primary116 E 11th St, Spencer, IA 51301Phone(877) 264-8394
- NPI Registry address1200 1st E Ave, Spencer, IA 51301 · Clay CountyPhone(712) 264-3500
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Brian John Dvorak is affiliated with 1 site of care and 1 medical group
Dr. Dvorak's primary practice is Spencer Municipal Hospital - Spencer (E 11th St) in Spencer, Iowa. The medical group on file is Northwest Iowa Anesthesia Associates.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Brian John Dvorak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dvorak practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Spencer Municipal Hospital - Spencer (E 11th St) | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brian John Dvorak is one of 1,873 family medicine physicians in Iowa
Family medicine is Dr. Dvorak's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Dvorak is licensed in Iowa.
Specialties and state licenses
- Family medicine, IowaPrimary
Family medicine physicians near Dr. Dvorak
Counts of family medicine physicians 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. Brian John Dvorak billed Medicare for 593 services in 2022
CMS data shows 593 Medicare services from Dr. Dvorak across 9 procedure codes in 2022. Medicare paid $42,466 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dvorak's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 8262022: 59328%
Dr. Dvorak compared with the Iowa median for family medicine physicians, 2022
- Dr. Dvorak
- Iowa median
- Medicare services
- 593vs 35965% above
- Part D claims
- 28vs 1,13898% below
Medians across 1,982 family medicine physicians in Iowa with Dmand AI profiles that report each measure.
Dr. Dvorak's most billed Medicare procedure codes, 2022
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brian John Dvorak's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Dvorak's median patient age at 67, with 53% women.
Dr. Dvorak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Brian John Dvorak wrote 28 Medicare Part D claims in 2022
In 2022, Dr. Dvorak wrote 28 Medicare Part D claims. They cover 2 drugs, with $5,647 in total drug cost. In 2021, CMS named 98 claims across 6 drugs.
Dr. Dvorak's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 982022: 2871%
Drugs named by CMS: 2 in 2022, 6 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Brian John Dvorak graduated from Des Moines University of Osteopathic Medicine and Health Sciences
Dr. Dvorak graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Brian John Dvorak'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| 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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Brian John Dvorak
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. Brian John Dvorak's NPI number?
Dr. Brian John Dvorak's NPI number is 1942280193. It was assigned on January 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian John Dvorak?
Dr. Brian John Dvorak is a family medicine physician in Spencer, Iowa. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Brian John Dvorak practice?
Dr. Dvorak practices at 116 E 11th St, Spencer, IA 51301. Dr. Dvorak also practices at 1200 1st E Ave, Spencer, IA 51301. Dr. Dvorak's primary practice is Spencer Municipal Hospital - Spencer (E 11th St) in Spencer, Iowa.
What is Dr. Brian John Dvorak's office phone number?
The practice phone on file for Dr. Dvorak is (877) 264-8394.
What is Dr. Brian John Dvorak's medical license number?
Dr. Dvorak holds Iowa license 24941.
What medical group is Dr. Brian John Dvorak part of?
Dr. Dvorak is linked to Northwest Iowa Anesthesia Associates.
Does Dr. Brian John Dvorak accept Medicare?
Yes. CMS data shows Dr. Dvorak billed Medicare for 593 services in 2022.
What services does Dr. Brian John Dvorak bill to Medicare?
In 2022, Dr. Dvorak's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99239).
Where did Dr. Brian John Dvorak go to medical school?
Dr. Dvorak graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1984.
What drugs does Dr. Brian John Dvorak prescribe most?
In 2022 Medicare Part D data, Dr. Dvorak's most prescribed drugs by claims were Eliquis and Azithromycin.
How long has Dr. Brian John Dvorak been practicing?
Dr. Dvorak graduated from medical school in 1984, 42 years ago.
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