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Internal Medicine

Zia U. Salam, MD

Works at hospitals in Perth Amboy, NJ · New Jersey

Summary

Dr. Zia U. Salam, MD is an internal medicine doctor at 1 Hospital Plz, Old Bridge, NJ 08857. Phone: (732) 360-1000. Accepts Medicare assignment. In 2024, Zia U. Salam had 309 Original Medicare patients and 395 services. NPI 1700899663. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1 Hospital Plz, Old Bridge, NJ 08857 · Directions (1 more location)
  • Phone: (732) 360‑1000
  • Medicare: Accepts Medicare assignment
  • Hospital: Raritan Bay Medical Center
  • Group practice: Hospitalist Physicians of New Jersey PA
  • Medical school: graduated 1987 (39 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Zia U. Salam, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Zia U. Salam accept Medicare assignment?
Yes. Medicare's clinician data says Zia U. Salam 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 Zia U. Salam see?
In 2024, CMS data shows 309 Original Medicare patients and 395 services for Zia U. Salam. This counts Original Medicare only and measures volume, not quality.
What is Zia U. Salam's NPI number?
1700899663. 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 Zia U. Salam, 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 patients309
Services billed to Medicare395
Different services or procedures16
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)223 services
  2. Critical care, first 30-74 minutes (99291)74 services
  3. Advance care planning, first 30 minutes (99497)31 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)15 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%
  • Arthritis59%
  • Heart failure55%
  • Diabetes54%
  • Ischemic heart disease54%

Hospitals where Zia U. Salam works

Medicare's Facility Affiliation Data lists Zia U. Salam 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.

Practice locations

Addresses where Zia U. Salam is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Zia U. Salam as a member of this group (CMS data updated October 2, 2026).

  • Hospitalist Physicians of New Jersey PA157 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in Old Bridge

Clinicians with the same Medicare primary specialty in Old Bridge, NJ — not a recommendation.

All internal medicine doctors in Old Bridge →

Other clinicians in Hospitalist Physicians of New Jersey PA

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1987 (39 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1700899663
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians