Doctor profile · Federal record

Dr. Christine Duffy, MD

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

  • NPI 1326087677
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
375 Wampanoag Trl
Riverside, RI 029152232
(401) 649-4050
fax (401) 649-4051
Mailing address
15 la Salle Sq
Providence, RI 029031814

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 4, 2026
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Rhode Island #MD11305
Medicaid
RI #1326087677

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326087677. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
144
Distinct HCPCS
3
Medicare allowed
$8,063
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 74 49 $62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 45 45 $44
99213 Established patient office or other outpatient visit, 20-29 minutes 25 23 $59

In context: peer comparison

Among 16 peers in this city , average services per provider: 67. This provider delivers 2.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
864
Patients
221
Total drug cost
$10,519
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 139 41 $2,350
Amlodipine Besylate Generic 126 31 $1,000
Lisinopril Generic 98 26 $998
Levothyroxine Sodium Generic 80 16 $949
Hydrochlorothiazide Generic 71 20 $239
Losartan Potassium Generic 57 19 $755
Alendronate Sodium Generic 49 15 $854
Omeprazole Generic 47 16 $762
Rosuvastatin Calcium Generic 41 11 $709
Metformin Hcl Generic 36 14 $395

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christine Duffy's medical specialty?
Dr. Christine Duffy practices Internal Medicine Physician in Riverside, RI.
Where does Dr. Christine Duffy practice?
Dr. Christine Duffy practices at 375 Wampanoag Trl, Riverside, RI 029152232. Office phone: 4016494050.
What is Dr. Christine Duffy's NPI?
Dr. Christine Duffy's National Provider Identifier (NPI) is 1326087677, issued by NPPES.
Does Dr. Christine Duffy accept Medicare assignment?
Yes. Dr. Christine Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Duffy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.