Doctor profile · Federal record

Dr. Justine Ellerman, CRNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Saint Leonard, MD

  • NPI 1043505324
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 Ball RD
Saint Leonard, MD 206852116
(516) 754-3268
Mailing address
Po Box 76
Saint Leonard, MD 206850076

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Maryland #R191521

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043505324. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
976
Distinct HCPCS
3
Medicare allowed
$79,922
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 704 165 $77
99214 Established patient office or other outpatient visit, 30-39 minutes 153 54 $109
99442 Telephone medical discussion with physician, 11-20 minutes 119 36 $78

In context: peer comparison

Among 1 peers in Saint Leonard Psychiatric/Mental Health Nurse Practitioner, average services per provider: 325. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,779
Patients
247
Total drug cost
$59,643
Drug Type Claims Patients Total cost
Buspirone Hcl Generic 165 29 $4,360
Duloxetine Hcl Generic 157 30 $10,608
Quetiapine Fumarate Generic 155 18 $3,819
Sertraline Hcl Generic 155 26 $1,940
Clonazepam Generic 144 21 $1,757
Trazodone Hcl Generic 134 31 $2,616
Mirtazapine Generic 128 25 $3,053
Fluoxetine Hcl Generic 109 18 $1,657
Aripiprazole Generic 104 17 $6,962
Olanzapine Generic 99 0 $9,714

Frequently asked questions

Auto-generated from federal data
What is Dr. Justine Ellerman's medical specialty?
Dr. Justine Ellerman practices Psychiatric/Mental Health Nurse Practitioner in Saint Leonard, MD.
Where does Dr. Justine Ellerman practice?
Dr. Justine Ellerman practices at 400 Ball RD, Saint Leonard, MD 206852116. Office phone: 5167543268.
What is Dr. Justine Ellerman's NPI?
Dr. Justine Ellerman's National Provider Identifier (NPI) is 1043505324, issued by NPPES.
Does Dr. Justine Ellerman accept Medicare assignment?
Yes. Dr. Justine Ellerman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Justine Ellerman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.