Quick answers
- Does Brendon M. Cullinan accept Medicare assignment?
- Yes. Medicare's clinician data says Brendon M. Cullinan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Brendon M. Cullinan see?
- In 2024, CMS data shows 39 Original Medicare patients and 130 services for Brendon M. Cullinan. This counts Original Medicare only and measures volume, not quality.
- What is Brendon M. Cullinan's NPI number?
- 1326045139. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Brendon M. Cullinan, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 39 |
|---|---|
| Services billed to Medicare | 130 |
| Different services or procedures | 39 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Hemoglobin a1c level (83036)15 services
- Blood test, basic group of blood chemicals (calcium, total) (80048)12 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol67%
- Diabetes54%
- Arthritis44%
- Chronic kidney disease44%
- Depression36%
Hospitals where Brendon M. Cullinan works
Medicare's Facility Affiliation Data lists Brendon M. Cullinan at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- CentraCare - BensonBenson, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241365
Practice locations
Addresses where Brendon M. Cullinan is enrolled with Medicare (CMS data updated October 2, 2026).
- 1815 Wisconsin AveBenson, MN 56215 (320) 843‑4232
Group practices
Medicare enrollment lists Brendon M. Cullinan as a member of these groups (CMS data updated October 2, 2026).
- CentraCare Health - Benson LLC12 clinicians in the group
- Swift County-Benson Hospital9 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Minnesota
Clinicians with the same Medicare primary specialty in Minnesota — not a recommendation.
Other clinicians in CentraCare Health - Benson LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1996 (30 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326045139 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians