Quick answers
- Does Timothy L. Haaga accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy L. Haaga 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 Timothy L. Haaga see?
- In 2024, CMS data shows 1,120 Original Medicare patients and 2,049 services for Timothy L. Haaga. This counts Original Medicare only and measures volume, not quality.
- What is Timothy L. Haaga's NPI number?
- 1558598086. 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 Timothy L. Haaga, 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 | 1,120 |
|---|---|
| Services billed to Medicare | 2,049 |
| Different services or procedures | 83 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Ct scan head or brain without contrast (70450)429 services
- X-ray of chest, 1 view (71045)281 services
- Ct scan of upper spine without contrast (72125)214 services
- Ct scan of abdomen and pelvis with contrast (74177)169 services
- Ct scan of blood vessels of chest with contrast (71275)105 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 cholesterol75%
- Arthritis61%
- Ischemic heart disease46%
- Anxiety45%
- Depression44%
Hospitals where Timothy L. Haaga works
Medicare's Facility Affiliation Data lists Timothy L. Haaga 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.
- Lake HealthConcord, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360098
- Parma Community General HospitalParma, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 360041
- UH Cleveland Medical CenterCleveland, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360137
- UH St John Medical CenterWestlake, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360123
- University Hospitals Ahuja Medical CenterBeachwood, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360359
Practice locations
Addresses where Timothy L. Haaga is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 11100 Euclid AveCleveland, OH 44106
- 13207 Ravenna RdChardon, OH 44024 (440) 285‑6000
- 158 W Main RdConneaut, OH 44030 (440) 593‑1131
- 29000 Ctr Ridge RdWestlake, OH 44145 (440) 250‑8660
- 36000 Euclid AveWilloughby, OH 44094 (216) 844‑3800
Group practices
Medicare enrollment lists Timothy L. Haaga as a member of this group (CMS data updated October 2, 2026).
- University Hospitals Medical Group Inc2,294 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Cleveland
Clinicians with the same Medicare primary specialty in Cleveland, OH — not a recommendation.
Other clinicians in University Hospitals Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University |
| Graduation year | 2009 (17 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558598086 |
| 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