Doctor profile · Federal record

Dr. Margaret Riley, M.D.

Psychiatry Physician (CMS: Psychiatry) · Roxbury, MA

  • NPI 1134284656
  • Accepts Medicare
  • 43 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
40 Dimock St
Roxbury, MA 021191210
(617) 442-8800
Mailing address
418 Worcester St
Wellesley, MA 024815335

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Massachusetts #53736

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134284656. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,136
Transactions
44
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 11 $355.59
Teva Pharmaceuticals USA, INC. 16 $310.96
Otsuka America Pharmaceutical, INC. 3 $141.64
Neurocrine Biosciences, INC. 5 $135.49
Lundbeck LLC 5 $101.79
Janssen Pharmaceuticals, INC 2 $48.08
Alkermes, INC. 2 $42.24

By nature of payment

Food and Beverage
$1,124
Education
$12

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,595
Patients
446
Total drug cost
$60,567
Drug Type Claims Patients Total cost
Clonazepam Generic 766 85 $8,776
Gabapentin Generic 324 35 $5,685
Olanzapine Generic 291 29 $10,232
Risperidone Generic 286 27 $3,809
Quetiapine Fumarate Generic 282 38 $7,109
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 250 24 $6,994
Fluoxetine Hcl Generic 222 24 $2,321
Bupropion Hcl SR (Bupropion Hcl) Brand 180 34 $3,601
Trazodone Hcl Generic 180 29 $2,265
Lorazepam Generic 147 19 $1,434

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Riley's medical specialty?
Dr. Margaret Riley practices Psychiatry Physician in Roxbury, MA.
Where does Dr. Margaret Riley practice?
Dr. Margaret Riley practices at 40 Dimock St, Roxbury, MA 021191210. Office phone: 6174428800.
What is Dr. Margaret Riley's NPI?
Dr. Margaret Riley's National Provider Identifier (NPI) is 1134284656, issued by NPPES.
Does Dr. Margaret Riley accept Medicare assignment?
Yes. Dr. Margaret Riley accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.