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

Cynthia Longjohn, MD

Individual provider Pediatrics Physician · NPI 1518454610

Cynthia Longjohn, MD is a Pediatrics Physician in Medford, New York. Licensed in New York. Registered with an NPI since 2018.

Licensed in
NY
In the registry since
2018
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

2799 Route 112 Ste 11
Medford, NY 11763-2535
Phone: (631) 732-5222
Fax: (631) 732-6222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 310312 (NY)

Record details

NPI number1518454610
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 16, 2018
Last updated in NPPESOctober 6, 2021
Certification dateOctober 6, 2021
Mailing address2799 Route 112 Ste 11, Medford, NY 11763-2535

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