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

Lynn Ann McDermott, RD

Individual provider Registered Dietitian · NPI 1841635844

Lynn Ann McDermott, RD is a Registered Dietitian OR Nutrition Professional in Seaford, New York. Qualified in 1993, 33 years ago. Practices with Northwell Healthcare Inc, a 17-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
33
Licensed in
NY
In the registry since
2013
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

850 Hicksville Rd Ste 104
Seaford, NY 11783-1300
Phone: (516) 799-6491
Fax: (516) 735-3024
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 000915 (NY)

Record details

NPI number1841635844
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedMay 3, 2013
Last updated in NPPESMay 3, 2013
Mailing address850 Hicksville Rd, Suite 104, Seaford, NY 11783-1300

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 1993 (33 years in practice)
Group practice Northwell Healthcare Inc — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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