Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Amy Y. Mu, NP

Works at hospitals in Belleville, NJ · Livingston, NJ · Montclair, NJ · New Jersey

Summary

Amy Y. Mu, NP is a nurse practitioner at 83 Hanover Rd, Suite 290, Florham Park, NJ 07932. Phone: (973) 736-2212. Accepts Medicare assignment. In 2024, Amy Y. Mu had 106 Original Medicare patients and 272 services. NPI 1790563955. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Amy Y. Mu, 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 Amy Y. Mu accept Medicare assignment?
Yes. Medicare's clinician data says Amy Y. Mu 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 Amy Y. Mu see?
In 2024, CMS data shows 106 Original Medicare patients and 272 services for Amy Y. Mu. This counts Original Medicare only and measures volume, not quality.
What is Amy Y. Mu's NPI number?
1790563955. 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 Amy Y. Mu, 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 patients106
Services billed to Medicare272
Different services or procedures12
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)196 services
  2. Hemodialysis procedure with physician evaluation (90935)23 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)21 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%
  • Chronic kidney disease75%
  • Diabetes73%
  • Ischemic heart disease69%
  • Heart failure68%

Hospitals where Amy Y. Mu works

Medicare's Facility Affiliation Data lists Amy Y. Mu 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 Amy Y. Mu is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Amy Y. Mu as a member of this group (CMS data updated October 2, 2026).

  • Northeast Kidney Care LLC67 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New Jersey →

Other nurse practitioners in Florham Park

Clinicians with the same Medicare primary specialty in Florham Park, NJ — not a recommendation.

All nurse practitioners in Florham Park →

Other clinicians in Northeast Kidney Care LLC

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

Clinician information

CredentialNP
Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1790563955
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