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

John Hassani

Individual provider Dermatology Physician · NPI 1427469493

John Hassani is a Dermatology in Lake Katrine, New York. Graduated from New York College of Osteo Medicine of New York Institute of Technology in 2014, 12 years ago. Practices with Advanced Dermatology, PLLC, a 12-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
12
Trained at
New York College of Osteo Medicine of New York Institute of Technology
Licensed in
NY
In the registry since
2014

Practice location Address checks out

315 Grant Ave
Lake Katrine, NY 12449-5342
Phone: (845) 339-2525
Fax: (845) 336-2626
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 281189 (NY)

Record details

NPI number1427469493
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 13, 2014
Last updated in NPPESDecember 22, 2025
Certification dateDecember 22, 2025
Mailing address315 Grant Ave, Lake Katrine, NY 12449-5342

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolNEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
Graduated 2014 (12 years in practice)
Group practice Advanced Dermatology, Pllc — 12 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Lake Katrine