Doctor profile · Federal record

Dr. Roy Main, MD

Internal Medicine Physician (CMS: Internal Medicine) · Westerly, RI

  • NPI 1750442794
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6 Reed Dr
Westerly, RI 028913934
(401) 580-1788

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
May 5, 2015
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Connecticut #031865
Medicaid
CT #001318650

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750442794. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
316
Distinct HCPCS
5
Medicare allowed
$48,396
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 156 147 $175
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 121 110 $131
99291 Critical care, first 30-74 minutes 15 14 $215
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 12 12 $84
99238 Hospital discharge day management, 30 minutes or less 12 12 $82

In context: peer comparison

Among 5 peers in Westerly Internal Medicine Physician, average services per provider: 95. This provider delivers 3.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,304
Patients
1,136
Total drug cost
$345,188
Drug Type Claims Patients Total cost
Abrysvo (Rsv Vacc, Pref A and Pref B/Pf) Brand 704 701 $230,400
Shingrix (Varicella-Zoster Ge/As01b/Pf) Brand 532 367 $110,021
Adacel Tdap (Diph,Pertuss(Acell),Tet Vac/Pf) Brand 68 68 $4,767

Frequently asked questions

Auto-generated from federal data
What is Dr. Roy Main's medical specialty?
Dr. Roy Main practices Internal Medicine Physician in Westerly, RI.
Where does Dr. Roy Main practice?
Dr. Roy Main practices at 6 Reed Dr, Westerly, RI 028913934. Office phone: 4015801788.
What is Dr. Roy Main's NPI?
Dr. Roy Main's National Provider Identifier (NPI) is 1750442794, issued by NPPES.
Does Dr. Roy Main accept Medicare assignment?
Yes. Dr. Roy Main accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roy Main commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.