Individual provider · Type 1 NPI

Ryan Longman

Maternal & Fetal Medicine Physician · New York, NY

NPI number 1689794356 Active

Practice location

156 William St Fl 7
New York, NY 10038-5327

Specialties and licenses

Taxonomy	Code	License
Maternal & Fetal Medicine Physician Primary	207VM0101X	234349 (NY)

Maternal & Fetal Medicine Physician: An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated preg…

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About NPI 1689794356

Ryan Longman's National Provider Identifier is 1689794356, issued on Mar 29, 2007. The primary taxonomy on file is Maternal & Fetal Medicine Physician (207VM0101X), and the practice location is in New York, NY. The record was last updated on Jan 20, 2026.