Doctor profile · Federal record

Dr. Gregg Etter, MD

Psychiatry Physician (CMS: Psychiatry) · Addiction (Substance Use Disorder) Psychologist · Warwick, RI

  • NPI 1962409649
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2756 Post RD
Warwick, RI 028863003
(401) 691-6000
fax (401) 738-7718
Mailing address
825 Chalkstone Ave
Providence, RI 029084728

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
January 14, 2010
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Rhode Island #MD08688
Medicaid
RI #7004198

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962409649. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
339
Distinct HCPCS
3
Medicare allowed
$32,929
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 269 66 $89
99214 Established patient office or other outpatient visit, 30-39 minutes 58 25 $117
90792 Psychiatric diagnostic evaluation with medical services 12 12 $178

In context: peer comparison

Among 5 peers in Warwick Psychiatry Physician, average services per provider: 137. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$367
Transactions
15
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 6 $160.32
Teva Pharmaceuticals USA, INC. 3 $64.68
Alkermes, INC. 2 $46.90
Neurocrine Biosciences, INC. 2 $45.48
Axsome Therapeutics, INC. 1 $30.07
E.R. Squibb & Sons, L.L.C. 1 $20.04

By nature of payment

Food and Beverage
$367

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,504
Patients
335
Total drug cost
$449,178
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 328 24 $6,328
Clozapine Generic 199 11 $21,773
Trazodone Hcl Generic 199 36 $2,373
Bupropion Xl (Bupropion Hcl) Brand 196 36 $13,381
Olanzapine Generic 186 19 $4,945
Duloxetine Hcl Generic 169 32 $11,148
Benztropine Mesylate Generic 168 17 $1,950
Lorazepam Generic 150 30 $1,019
Clonazepam Generic 147 21 $1,215
Citalopram Hbr (Citalopram Hydrobromide) Brand 143 22 $1,309

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregg Etter's medical specialty?
Dr. Gregg Etter practices Psychiatry Physician in Warwick, RI.
Where does Dr. Gregg Etter practice?
Dr. Gregg Etter practices at 2756 Post RD, Warwick, RI 028863003. Office phone: 4016916000.
What is Dr. Gregg Etter's NPI?
Dr. Gregg Etter's National Provider Identifier (NPI) is 1962409649, issued by NPPES.
Does Dr. Gregg Etter accept Medicare assignment?
Yes. Dr. Gregg Etter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregg Etter 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); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.