Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Lillian Alt, MD

Individual provider Orthopaedic Surgery Physician · NPI 1619192028

Dr. Lillian Alt, MD is an Internal Medicine in Morristown, New Jersey. Qualified in 1991, 35 years ago. Practices with Rwjbh Emergency Medicine Associates, LLC, a 807-clinician group and accepts Medicare assignment. Licensed in Maryland and New Jersey.

Years since qualifying
35
Licensed in
MD, NJ
In the registry since
2007
Specialties on file
7
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

100 Madison Ave
Morristown, NJ 07960-6136
Phone: (856) 839-8691
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gerontology Nurse Practitioner (primary) Taxonomy 363LG0600X · Licence 26NJ00731200 (NJ)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 25MA06768200 (NJ)
Hospitalist Physician Taxonomy 208M00000X · Licence 25MA06768200 (NJ)
Allergy & Immunology (Internal Medicine) Physician Taxonomy 207RA0201X · Licence 25MA06768200 (NJ)
Internal Medicine Physician Taxonomy 207R00000X · Licence 25MA06768200 (NJ)
Internal Medicine Physician Taxonomy 207R00000X · Licence D69969 (MD)
Addiction Medicine (Internal Medicine) Physician Taxonomy 207RA0401X · Licence 25MA6768200 (NJ)

Record details

NPI number1619192028
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 13, 2007
Last updated in NPPESApril 15, 2026
Certification dateApril 15, 2026
Mailing address330 Changebridge Rd Ste 101, Pine Brook, NJ 07058-9839

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesALLERGY/IMMUNOLOGY
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Rwjbh Emergency Medicine Associates, Llc — 807 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Morristown