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

Internal Medicine

Lisa V. Joseph, MD

Works at hospitals in Hackettstown, NJ · Morristown, NJ · Denville, NJ · New Jersey

Summary

Dr. Lisa V. Joseph, MD is an internal medicine doctor at 1 Diamond Hill Rd, Berkeley Heights, NJ 07922. Phone: (908) 273-4300. Accepts Medicare assignment. In 2024, Lisa V. Joseph had 314 Original Medicare patients and 2,010 services. NPI 1417085937. 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 Lisa V. Joseph, 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 Lisa V. Joseph accept Medicare assignment?
Yes. Medicare's clinician data says Lisa V. Joseph 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 Lisa V. Joseph see?
In 2024, CMS data shows 314 Original Medicare patients and 2,010 services for Lisa V. Joseph. This counts Original Medicare only and measures volume, not quality.
What is Lisa V. Joseph's NPI number?
1417085937. 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 Lisa V. Joseph, 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 patients314
Services billed to Medicare2,010
Different services or procedures86
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)456 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)231 services
  3. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)119 services
  4. Insertion of needle into vein for collection of blood sample (36415)105 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)88 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 cholesterol75%
  • High blood pressure69%
  • Arthritis44%
  • Anxiety28%
  • Diabetes25%
  • Ischemic heart disease24%

Hospitals where Lisa V. Joseph works

Medicare's Facility Affiliation Data lists Lisa V. Joseph 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.

  • Ahs Hospital CorpHackettstown, NJ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 310115
  • Morristown Medical CenterMorristown, NJ · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 310015
  • Saint Clare's Hospital/ Denville CampusDenville, NJ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 310050

Practice locations

Addresses where Lisa V. Joseph is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lisa V. Joseph as a member of this group (CMS data updated October 2, 2026).

  • Summit Medical Group PA1,212 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in Berkeley Heights

Clinicians with the same Medicare primary specialty in Berkeley Heights, NJ — not a recommendation.

All internal medicine doctors in Berkeley Heights →

Other clinicians in Summit Medical Group PA

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

Clinician information

CredentialMD
Medical schoolSaint Louis University School Of Medicine
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1417085937
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