DR. BRIAN A BRENNAN (M.D.) – Allergy & Immunology Physician, NPI 1376536920
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
91 ALLERGY/IMMUNOLOGY in MN
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Provider Addresses for DR. BRIAN A BRENNAN (M.D.)
Stevens Community Medical Center, 400, East 1st Street, Morris, Stevens County, Minnesota, 56267, United States
MORRIS, MN 562671408
Phone: (320) 589-1313
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $79.
Total Amount is formed as General ($79) + Research ($0) + Ownership ($0) = $79.
Last reported payment date: 2024-02-06 • Largest payer in this snapshot: GENZYME CORPORATION ($51).
Total Amount
$79
General + Research + Ownership
Payments
4
Total payment records
General Amount
$79
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $51 |
| ViiV Healthcare Company | $29 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2015-07-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20070125000292 | I | Allergy/Immunology | SD | TBD |
| I20150701002186 | I | Allergy/Immunology | MN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 95165 | Professional service for preparation and provision of 1 or more antigens | 281 | 18 | $0 |
| 94010 | Test to measure expiratory airflow and volume | 73 | 55 | $0 |
| 94729 | Test to examine how well the lungs exchange gases | 64 | 61 | $0 |
| 94727 | Test to determine lung volumes using gas dilution or washout | 57 | 55 | $0 |
| 94060 | Test to measure expiratory airflow and volume changes before and after medication administration | 39 | 38 | $0 |
Insurance plans in this area (ZIP 56267)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MN | |
| Physician Assistant | MN | |
| Certified Registered Nurse Anesthetist (Crna) | MN | |
| General Surgery | MN | |
| Nurse Practitioner | MN | |
| Family Practice | MN | |
| Cardiovascular Disease (Cardiology), Internal Medicine | MN | |
| C H I R O P R A C T I C | MN | |
| Physician Assistant | MN | |
| Hematology/Oncology, Internal Medicine | MN |
Reviews
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