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

Internal Medicine

Karlene D. Williams, MD

Works at hospitals in Summit, NJ · New Jersey

Summary

Karlene D. Williams, MD (Internal Medicine) is listed by Medicare at 1 hospital in Summit, NJ. NPI 1184720427. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Karlene D. Williams, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
28Years since medical school (graduated 1998)
Howard University College Of MedicineMedical school
FemaleGender (as listed)
Practice Associates Medical GroupGroup practice

Quick answers

Which hospitals does Karlene D. Williams work at?
Medicare's official clinician data lists Karlene D. Williams at 1 hospital: Overlook Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Karlene D. Williams see patients?
Medicare's clinician data lists 2 practice locations, including Morristown, NJ and Union, NJ. Call before your visit to confirm the address.
What is Karlene D. Williams's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Karlene D. Williams accept Medicare assignment?
Yes. Medicare's clinician data says Karlene D. Williams 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.
What is the phone number for Karlene D. Williams?
(973) 971-5596, as listed in official Medicare / NPI Registry data.
What is Karlene D. Williams's NPI number?
1184720427. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Karlene D. Williams works

Medicare's Facility Affiliation Data lists Karlene D. Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Karlene D. Williams is enrolled with Medicare (CMS data updated 2026-10-02).

  • 100 Madison AveMorristown, NJ 07960 (973) 971‑5596
  • 1000 Galloping Hill RdUnion, NJ 07083

Group practices

Medicare enrollment lists Karlene D. Williams as a member of this group (CMS data updated 2026-10-02).

  • Practice Associates Medical Group1,408 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in Morristown

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

All internal medicine doctors in Morristown →

Clinician information

CredentialMD
Medical schoolHoward University College Of Medicine
Graduation year1998
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184720427
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians