Dr. Brian Michael Sullivan, MD
- Medicare services, 2024
- 75
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 4,553
- Hospital affiliations
- 2
- Industry payments
- $34
- Practice address
- 202 S 4th St W, Baker, MT 59313
- Practice phone
- Call (406) 778-3331
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Brian Michael Sullivan is a family medicine physician in Baker, Montana
Dr. Sullivan practices at Fallon Medical Complex in Baker, Montana, part of Fallon Medical Complex.
Dr. Sullivan's NPI, 1972761252, was assigned on May 23, 2008. Dr. Sullivan graduated from University of Pittsburgh School of Medicine in 2007. Dr. Sullivan holds Montana license 49845.
- NPI
- 1972761252NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062538127
- NPI enumeration date
- May 23, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (406) 778-3331
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian Michael Sullivan practices at Fallon Medical Complex in Baker, Montana
Dr. Sullivan's primary practice is Fallon Medical Complex, at 202 S 4th St W, Baker, MT 59313 in Fallon County. The practice phone is (406) 778-3331.
- Fallon Medical Complex202 S 4th St W, Baker, MT 59313 · Fallon CountyPhone(406) 778-3331
Source: Dmand AI Affiliation Data
Dr. Brian Michael Sullivan is affiliated with 3 sites of care and 2 medical groups
Dr. Sullivan's primary practice is Fallon Medical Complex in Baker, Montana, part of Fallon Medical Complex. Dr. Sullivan is also affiliated with Southwest Healthcare Services. The medical group on file is Fallon Medical Complex. Dmand AI also links Dr. Sullivan to 1 more therapy and rehab clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Brian Michael Sullivan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sullivan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fallon Medical Complex | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Fallon Medical Complex and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Brian Michael Sullivan is one of 675 family medicine physicians in Montana
Family medicine is Dr. Sullivan's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Sullivan is licensed in Montana.
Specialties and state licenses
- Family medicine, MontanaPrimary
Family medicine physicians near Dr. Sullivan
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 Michael Sullivan billed Medicare for 75 services in 2024
CMS data shows 75 Medicare services from Dr. Sullivan across 4 procedure codes in 2024, for 25 Medicare patients. Medicare paid $5,131 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Sullivan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 552024: 7536%
Dr. Sullivan compared with the Montana median for family medicine physicians, 2024
- Dr. Sullivan
- Montana median
- Medicare services
- 75vs 30475% below
- Medicare patients
- 25vs 17285% below
- Part D claims
- 3,977vs 7525.3 times
Medians across 706 family medicine physicians in Montana with Dmand AI profiles that report each measure.
Dr. Sullivan's most billed Medicare procedure codes, 2024
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 Michael Sullivan treated 25 Medicare patients in 2024, average age 84
CMS counts 25 Medicare patients who saw Dr. Sullivan in 2024. The largest group is 85 and over, with 13 patients. 75% of them have high blood pressure, and 52% have arthritis. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Sullivan's median patient age at 73, with 48% women.
Dr. Sullivan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Sullivan's Medicare patients, 2024
- High blood pressure75%
- Arthritis52%
- Heart failure52%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sullivan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brian Michael Sullivan wrote 4,553 Medicare Part D claims in 2024
In 2024, Dr. Sullivan wrote 4,553 Medicare Part D claims for 239 patients. 91% of them were for generic drugs. CMS names the drug for 3,977 of them, across 91 drugs with 11 or more claims each, at $205,080 in total drug cost. In 2023, CMS named 3,986 claims across 98 drugs.
Dr. Sullivan's Part D claims by kind of drug, 2024
- Generic4,164 claims91%
- Brand-name366 claims8%
- Other23 claims1%
Dr. Sullivan's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Sullivan's Part D claims, 2024
- Opioids3%155 of 4,553 claims
- Antibiotics2%103 of 4,553 claims
- Antipsychotics, patients 65 and over1%53 of 4,553 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3,9862024: 3,977No change
Drugs named by CMS: 91 in 2024, 98 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Brian Michael Sullivan takes part in Medicare
Dr. Sullivan 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)
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Dr. Brian Michael Sullivan received $34 in industry payments from 2021 to 2023
CMS Open Payments shows 2 general payments to Dr. Sullivan from 1 drug or device company from 2021 to 2023. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $34.
General payments to Dr. Sullivan by program year, 2021 to 2023
Companies that paid Dr. Sullivan the most, 2021 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Brian Michael Sullivan graduated from University of Pittsburgh School of Medicine
Dr. Sullivan graduated from University of Pittsburgh School of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Brian Michael Sullivan'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)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) |
| 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 Michael Sullivan
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 Michael Sullivan's NPI number?
Dr. Brian Michael Sullivan's NPI number is 1972761252. It was assigned on May 23, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian Michael Sullivan?
Dr. Brian Michael Sullivan is a family medicine physician in Baker, Montana. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Brian Michael Sullivan practice?
Dr. Sullivan practices at 202 S 4th St W, Baker, MT 59313. Dr. Sullivan's primary practice is Fallon Medical Complex in Baker, Montana, part of Fallon Medical Complex. Dmand AI also links Dr. Sullivan to 1 therapy and rehab clinic and 1 medical group.
What is Dr. Brian Michael Sullivan's office phone number?
The practice phone on file for Dr. Sullivan is (406) 778-3331.
What is Dr. Brian Michael Sullivan's medical license number?
Dr. Sullivan holds Montana license 49845.
Which hospitals is Dr. Brian Michael Sullivan affiliated with?
Dr. Sullivan practices at Fallon Medical Complex in Baker, Montana. Dr. Sullivan is also affiliated with Southwest Healthcare Services.
What medical group is Dr. Brian Michael Sullivan part of?
Dr. Sullivan is linked to Fallon Medical Complex. Dmand AI links Dr. Sullivan to 1 more medical group.
Does Dr. Brian Michael Sullivan accept Medicare?
Yes. CMS data shows Dr. Sullivan billed Medicare for 75 services in 2024, and Dr. Sullivan accepts Medicare assignment.
How many Medicare patients does Dr. Brian Michael Sullivan see?
CMS counts 25 Medicare patients who saw Dr. Sullivan in 2024, with an average age of 84.
What services does Dr. Brian Michael Sullivan bill to Medicare?
In 2024, Dr. Sullivan's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99231) and hospital inpatient care (99239).
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Where did Dr. Brian Michael Sullivan go to medical school?
Dr. Sullivan graduated from University of Pittsburgh School of Medicine in 2007.
What drugs does Dr. Brian Michael Sullivan prescribe most?
In 2024 Medicare Part D data, Dr. Sullivan's most prescribed drugs by claims were Potassium Chloride, Lisinopril and Atorvastatin Calcium.
Has Dr. Brian Michael Sullivan received payments from drug or device companies?
CMS Open Payments shows $34 in general payments to Dr. Sullivan from 1 company from 2021 to 2023. The largest total came from Novo Nordisk Inc.
How long has Dr. Brian Michael Sullivan been practicing?
Dr. Sullivan graduated from medical school in 2007, 19 years ago.
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