Quick answers
- Does Zaher Msallaty accept Medicare assignment?
- Yes. Medicare's clinician data says Zaher Msallaty 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 Zaher Msallaty see?
- In 2024, CMS data shows 274 Original Medicare patients and 447 services for Zaher Msallaty. This counts Original Medicare only and measures volume, not quality.
- What is Zaher Msallaty's NPI number?
- 1124012752. 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 Zaher Msallaty, 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 | 274 |
|---|---|
| Services billed to Medicare | 447 |
| Different services or procedures | 14 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)225 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)38 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)37 services
- Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (95251)36 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)29 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%
- Diabetes64%
- Arthritis49%
- Chronic kidney disease41%
- Ischemic heart disease39%
Hospitals where Zaher Msallaty works
Medicare's Facility Affiliation Data lists Zaher Msallaty 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.
- Ascension Providence Hospital, Southfield and NoviSouthfield, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230019
- Henry Ford Health HospitalDetroit, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230053
- Henry Ford Health St John HospitalDetroit, MI · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 230165
- Henry Ford Health West Bloomfield HospitalW Bloomfield, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230302
- Summa Health SystemAkron, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360020
Practice locations
Addresses where Zaher Msallaty is enrolled with Medicare (CMS data updated October 2, 2026).
- 22255 Greenfield Rd, Suite 400Southfield, MI 48075 (248) 849‑4880
- 2970 Crooks Rd, Suite ARochester Hills, MI 48309 (248) 844‑0200
- 47601 Grand River Ave, Suite A218Novi, MI 48374 (248) 465‑4010
- 525 E Market StAkron, OH 44304
Group practices
Medicare enrollment lists Zaher Msallaty as a member of these groups (CMS data updated October 2, 2026).
- Summa Physicians LLC671 clinicians in the group
- Henry Ford Health Providence Hospital375 clinicians in the group
- Endocrine and Diabetes Consultants PC6 clinicians in the group
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in Southfield
Clinicians with the same Medicare primary specialty in Southfield, MI — not a recommendation.
Other clinicians in Summa Physicians LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1997 (29 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) | 1124012752 |
| 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