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

Dr. Samuel Livingston Seward Jr., MD

Individual provider Internal Medicine Physician · NPI 1215090469

Dr. Samuel Livingston Seward Jr., MD practises Internal Medicine in New York, New York. Graduated from University of Texas Southwestern Medical School at Dallas in 1994, 32 years ago. Practices with Icahn School of Medicine at Mount Sinai, a 2,791-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
32
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
NY
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

425 W 59th St Health Services At Columbia University
New York, NY 10019-8022 Not confirmed with CMS for 10 years — call before visiting
Phone: (212) 492-5500
Fax: (212) 492-5505
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 206332 (NY)
Pediatrics Physician Taxonomy 208000000X · Licence 206332 (NY)

Record details

NPI number1215090469
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 19, 2006
Last updated in NPPESMay 23, 2016

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 1994 (32 years in practice)
Group practice Icahn School Of Medicine At Mount Sinai — 2791 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Colleagues at Icahn School of Medicine at Mount Sinai

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 2791 clinicians in the practice; 12 are shown here.

Other providers in New York