James D. Duffy, MD
Psychiatry Psychiatry & Neurology
James D. Duffy, MD has practiced psychiatry & neurology for 47+ years, working in group practice. He has been practicing since 2006 — over 47 years. CMS Medicare data shows his patients commonly have high cholesterol, parkinson, and anxiety. CMS MIPS quality score: 84.48/100 (2023).
At a glance
- Uses generic medications more than 89% of reporting doctors in Connecticut
- Federal MIPS score higher than 37% of MIPS-scored doctors in Connecticut
- Virtual visits available — no app or travel required
Older · 1391dNPPES updated 2022-07-19 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board
Contact & Location
Practice Location
100 Perkins Farm Drive Suite 102, Mystic, CT 06355
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
MIPS Score
202384.48/100
Connecticut avg: 84.5 · US avg: 83.6
✓ Higher than most doctors nationally(+0.9 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better94.4%
Connecticut avg: 81.1 · US avg: 82.8
✓ Higher than most doctors nationally(+11.6 pts)
Better than 89% of reporting doctors in ConnecticutHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
56
Unique beneficiaries
Standard volumePrescription Recipients
50
Patients prescribed
Prescriptions Written
287
Total claims
Total Medicare drug cost: $87k
Percentile rankings compared against 1,825 reporting peers in Connecticut.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Parkinson's Disease, and Anxiety Disorders.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
A progressive nervous system disorder affecting movement and coordination
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+41%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+3%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+36%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+8%) — a focus area for this doctor
Progressive brain disorders causing memory loss and cognitive decline
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$20 received from industry
1 transaction reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to James D. Duffy's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Jul 18, 2022
Self-reported via NPPES
47 years in practice
Senior practitioner
Psychiatrists are physicians who diagnose and treat mental health conditions including depression, anxiety disorders, bipolar disorder, schizophrenia, PTSD, and substance use disorders. They can prescribe medications and provide psychotherapy.
Taxonomy: 2084P0800X
Virtual Psychiatry & Neurology Care With James D. Duffy
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with James D. Duffy for cholesterol management, follow-up consultations, anxiety counseling — no travel to Mystic required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about James D. Duffy
NPI records show Dr. Duffy as active with telehealth listed in Mystic, CT. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (860) 870-6385.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact James D. Duffy
Practice Location
100 Perkins Farm Drive Suite 102, Mystic, CT 06355
Mailing Address
100 Perkins Farm Drive Suite 102, Mystic, CT 06355
This is a provider directory. Contact the office directly to schedule appointments.
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