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

Katherine A Hamdan, MA

Individual provider Mental Health Counselor · NPI 1215526702

Katherine A Hamdan, MA is a Mental Health Counselor in Amityville, New York. Qualified in 2018, 8 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
8
Licensed in
NY
In the registry since
2021
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

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Practice location Address checks out

157 Jefferson Ave
Amityville, NY 11701-2325
Phone: (423) 507-7910
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 010826 (NY)

Record details

NPI number1215526702
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA
Sole proprietorYes
NPI enumeratedJanuary 11, 2021
Last updated in NPPESJanuary 11, 2021
Certification dateJanuary 11, 2021
Mailing address157 Jefferson Ave, Amityville, NY 11701-2325

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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