Quick answers
- Does Brian S. Barnett accept Medicare assignment?
- Yes. Medicare's clinician data says Brian S. Barnett 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 Brian S. Barnett see?
- In 2024, CMS data shows 42 Original Medicare patients and 88 services for Brian S. Barnett. This counts Original Medicare only and measures volume, not quality.
- What is Brian S. Barnett's NPI number?
- 1346688421. 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 Brian S. Barnett, 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 | 42 |
|---|---|
| Services billed to Medicare | 88 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 60 |
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).
- Anxiety75%
- High blood pressure74%
- High cholesterol71%
- Depression71%
- Arthritis38%
- Diabetes33%
Hospitals where Brian S. Barnett works
Medicare's Facility Affiliation Data lists Brian S. Barnett 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.
- Cleveland ClinicCleveland, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360180
- Lutheran HospitalCleveland, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360087
- Marymount HospitalGarfield Heights, OH · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 360143
- South Pointe HospitalWarrensville Heights, OH · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: not listed by Medicare · CCN 360144
Practice locations
Addresses where Brian S. Barnett is enrolled with Medicare (CMS data updated October 2, 2026).
- 9500 Euclid AveCleveland, OH 44195 (216) 444‑2200
Group practices
Medicare enrollment lists Brian S. Barnett as a member of this group (CMS data updated October 2, 2026).
- Cleveland Clinic7,090 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Cleveland
Clinicians with the same Medicare primary specialty in Cleveland, OH — not a recommendation.
Other clinicians in Cleveland Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Medical school | Vanderbilt University School Of Medicine |
|---|---|
| Graduation year | 2013 (13 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1346688421 |
| 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