Quick answers
- Does Adam J. Haas accept Medicare assignment?
- Yes. Medicare's clinician data says Adam J. Haas 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 Adam J. Haas see?
- In 2024, CMS data shows 272 Original Medicare patients and 322 services for Adam J. Haas. This counts Original Medicare only and measures volume, not quality.
- What is Adam J. Haas's NPI number?
- 1891717179. 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 Adam J. Haas, 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 | 272 |
|---|---|
| Services billed to Medicare | 322 |
| Different services or procedures | 57 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (64447)22 services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)19 services
- Anesthesia for procedure for total knee joint replacement (01402)19 services
- Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (64415)18 services
- Anesthesia for other procedure on upper abdomen (00790)17 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%
- Arthritis63%
- Ischemic heart disease35%
- Diabetes33%
- Anxiety32%
Hospitals where Adam J. Haas works
Medicare's Facility Affiliation Data lists Adam J. Haas 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.
- 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 Adam J. Haas is enrolled with Medicare (CMS data updated October 2, 2026).
- 11100 Euclid AveCleveland, OH 44106
- 158 W Main RdConneaut, OH 44030
- 3999 Richmond RdBeachwood, OH 44122 (216) 383‑0100
Group practices
Medicare enrollment lists Adam J. Haas as a member of these groups (CMS data updated October 2, 2026).
- University Hospitals Medical Group Inc2,294 clinicians in the group
- University Primary Care Practices Inc1,079 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists 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 | 1999 (27 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891717179 |
| 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