Doctor profile · Federal record

Dr. Kathryn Mertz, LCSW-R

Clinical Social Worker · East Meadow, NY

  • NPI 1073702247
  • Accepts Medicare
  • MIPS 85.0 / 100 · 2023
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
423 Sussex RD
East Meadow, NY 115544227
(516) 695-6284

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
July 3, 2013
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
New York #075995

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073702247. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
362
Distinct HCPCS
3
Medicare allowed
$21,965
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 244 21 $72
98968 Telephone medical discussion provided by nonphysician professional, 21-30 minutes 66 16 $26
90832 Psychotherapy, 30 minutes 52 22 $54

In context: peer comparison

Among 3 peers in East Meadow Clinical Social Worker, average services per provider: 119. This provider delivers 3.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Mertz's medical specialty?
Dr. Kathryn Mertz practices Clinical Social Worker in East Meadow, NY.
Where does Dr. Kathryn Mertz practice?
Dr. Kathryn Mertz practices at 423 Sussex RD, East Meadow, NY 115544227. Office phone: 5166956284.
What is Dr. Kathryn Mertz's NPI?
Dr. Kathryn Mertz's National Provider Identifier (NPI) is 1073702247, issued by NPPES.
Does Dr. Kathryn Mertz accept Medicare assignment?
Yes. Dr. Kathryn Mertz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Mertz commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Telephone medical discussion provided by nonphysician professional (HCPCS 98968); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.