Quick answers
- Which hospitals does Zia Ud Deen work at?
- Medicare's official clinician data lists Zia Ud Deen at 2 hospitals: Saint Clare's Hospital/ Denville Campus and St Mary's General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Zia Ud Deen see patients?
- Medicare's clinician data lists 2 practice locations, including Passaic, NJ and New York, NY. Call before your visit to confirm the address.
- What is Zia Ud Deen's specialty?
- Medicare lists Hospitalist as the primary specialty.
- Does Zia Ud Deen accept Medicare assignment?
- Yes. Medicare's clinician data says Zia Ud Deen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Zia Ud Deen offer telehealth?
- Medicare's clinician data says Zia Ud Deen offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Zia Ud Deen?
- (973) 365-4300, as listed in official Medicare / NPI Registry data.
- What is Zia Ud Deen's NPI number?
- 1780142455. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Zia Ud Deen works
Medicare's Facility Affiliation Data lists Zia Ud Deen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Saint Clare's Hospital/ Denville CampusDenville, NJ · Acute Care Hospital · CCN 310050
- St Mary's General HospitalPassaic, NJ · Acute Care Hospital · CCN 310006
Practice locations
Addresses where Zia Ud Deen is enrolled with Medicare (CMS data updated 2026-10-02).
- 350 BoulevardPassaic, NJ 07055 (973) 365‑4300
- 502 W 122nd StNew York, NY 10027 (845) 702‑2711
Group practices
Medicare enrollment lists Zia Ud Deen as a member of these groups (CMS data updated 2026-10-02).
- St Marys General Medical Group PC72 clinicians in the group
- Critical Care Medical Management Associates PLLC30 clinicians in the group
Specialties
- Hospitalistprimary
Other hospitalists in New Jersey
Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1780142455 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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