Quick answers
- Does Ziad Tahawi accept Medicare assignment?
- Yes. Medicare's clinician data says Ziad Tahawi 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 Ziad Tahawi see?
- In 2024, CMS data shows 567 Original Medicare patients and 1,459 services for Ziad Tahawi. This counts Original Medicare only and measures volume, not quality.
- What is Ziad Tahawi's NPI number?
- 1669425633. 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 Ziad Tahawi, 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 | 567 |
|---|---|
| Services billed to Medicare | 1,459 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)792 services
- Critical care, first 30-74 minutes (99291)191 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)138 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)127 services
- Test to examine how well the lungs exchange gases (94729)42 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%
- COPD71%
- Heart failure69%
- Ischemic heart disease66%
- Arthritis58%
Hospitals where Ziad Tahawi works
Medicare's Facility Affiliation Data lists Ziad Tahawi 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.
- Beaumont Hospital - DearbornDearborn, MI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 230020
- Beaumont Hospital - TaylorTaylor, MI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 230270
- Corewell Health Trenton HospitalTrenton, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230176
- Corewell Health Wayne HospitalWayne, MI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 230142
Practice locations
Addresses where Ziad Tahawi is enrolled with Medicare (CMS data updated October 2, 2026).
- 18101 Oakwood BlvdDearborn, MI 48124 (313) 593‑7000
- 18181 Oakwood Blvd, Suite 208Dearborn, MI 48124
- 44201 Dequindre RdTroy, MI 48085
- 44201 Dequindre Rd Ec, Beaumont Emergency Services TrTroy, MI 48085 (248) 964‑5111
Group practices
Medicare enrollment lists Ziad Tahawi as a member of these groups (CMS data updated October 2, 2026).
- Beaumont Medical Group Hospital Based Services584 clinicians in the group
- Critical Care Medicine Associates PC8 clinicians in the group
- Pulmonary Specialists of Michigan, PC6 clinicians in the group
Specialties
- Critical Care (Intensivists)primary
- Pulmonary Diseasealso
- Sleep Medicinealso
Find other Critical Care (Intensivists) doctors in Michigan →
Other critical care doctors in Dearborn
Clinicians with the same Medicare primary specialty in Dearborn, MI — not a recommendation.
Other clinicians in Beaumont Medical Group Hospital Based Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669425633 |
| 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