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

Dr. Shannon Flaherty Kostin, MD

Individual provider Pediatrics Physician · NPI 1922567841

Dr. Shannon Flaherty Kostin, MD is a Pediatric Medicine in Morristown, New Jersey. Qualified in 2019, 7 years ago. Practices as a sole proprietor and works from 2 locations. Licensed in New Jersey.

Years since qualifying
7
Licensed in
NJ
In the registry since
2019
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

100 Madison Ave
Morristown, NJ 07960-6136
Phone: (718) 283-6879
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4802 10th Ave, Brooklyn, NY 11219-2916 — (718) 283-6879

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 25MA11785900 (NJ)

Record details

NPI number1922567841
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 19, 2019
Last updated in NPPESOctober 13, 2025
Certification dateOctober 13, 2025

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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