Doctor profile · Federal record

Dr. Daniel Marr, PSY.D.

Clinical Psychologist · Addiction (Substance Use Disorder) Psychologist · Adult Development & Aging Psychologist · Cognitive & Behavioral Psychologist · Psychologist · Counseling Psychologist · Family Psychologist · Health Service Psychologist · Intellectual & Developmental Disabilities Psychologist · Group Psychotherapy Psychologist · Rehabilitation Psychologist · Health Psychologist · Delray Beach, FL

  • NPI 1902855547
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5300 W Atlantic Ave, Suite 604
Delray Beach, FL 334848165
(561) 637-2224
fax (561) 637-4446

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
June 27, 2011
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Florida #PY7305

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902855547. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
599
Distinct HCPCS
3
Medicare allowed
$67,771
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 444 41 $100
90837 Psychotherapy, 1 hour 133 27 $147
90791 Psychiatric diagnostic evaluation 22 20 $175

In context: peer comparison

Among 5 peers in this city , average services per provider: 178. This provider delivers 3.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Marr's medical specialty?
Dr. Daniel Marr practices Clinical Psychologist in Delray Beach, FL.
Where does Dr. Daniel Marr practice?
Dr. Daniel Marr practices at 5300 W Atlantic Ave, Delray Beach, FL 334848165. Office phone: 5616372224.
What is Dr. Daniel Marr's NPI?
Dr. Daniel Marr's National Provider Identifier (NPI) is 1902855547, issued by NPPES.
Does Dr. Daniel Marr accept Medicare assignment?
Yes. Dr. Daniel Marr accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Marr commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.