Doctor profile · Federal record

Dr. Richard Ater, ARNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Seattle, WA

  • NPI 1285669234
  • Accepts Medicare
  • MIPS 30.0 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12345 Lake City Way Ne Ste 117
Seattle, WA 981255401
(206) 335-2892
fax (206) 629-7660

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 19, 2024
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
Washington #AP30005332 · Washington #RN00112428

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285669234. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,193
Distinct HCPCS
4
Medicare allowed
$152,277
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 985 239 $119
99205 New patient office or other outpatient visit, 60-74 minutes 108 108 $203
99215 Established patient office or other outpatient visit, 40-54 minutes 54 33 $166
99213 Established patient office or other outpatient visit, 20-29 minutes 46 39 $85

In context: peer comparison

Among 16 peers in this city , average services per provider: 123. This provider delivers 9.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,036
Patients
546
Total drug cost
$93,011
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 1,120 117 $22,633
Trazodone Hcl Generic 686 95 $10,010
Sertraline Hcl Generic 398 54 $5,259
Memantine Hcl Generic 246 31 $12,586
Divalproex Sodium Generic 206 29 $9,932
Olanzapine Generic 181 21 $6,043
Mirtazapine Generic 161 25 $3,852
Buspirone Hcl Generic 158 17 $2,975
Donepezil Hcl Generic 151 22 $2,299
Lorazepam Generic 148 55 $3,600

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Ater's medical specialty?
Dr. Richard Ater practices Psychiatric/Mental Health Nurse Practitioner in Seattle, WA.
Where does Dr. Richard Ater practice?
Dr. Richard Ater practices at 12345 Lake City Way Ne Ste 117, Seattle, WA 981255401. Office phone: 2063352892.
What is Dr. Richard Ater's NPI?
Dr. Richard Ater's National Provider Identifier (NPI) is 1285669234, issued by NPPES.
Does Dr. Richard Ater accept Medicare assignment?
Yes. Dr. Richard Ater accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Ater commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.