James K Ahern, M.D.
James K Ahern is a Family Medicine specialist based in Ridgefield, CT with over 47 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
James K Ahern, M.D. has practiced family medicine for 47+ years, working in group practice. Trained at University of Cincinnati College of Medicine (class of 1979), he has been practicing for over 47 years. CMS Medicare data shows his patients commonly have high cholesterol, hypertension, and arthritis.
At a glance
- Prescribes opioids less than 45% of reporting doctors in Connecticut
- Uses generic medications more than 64% of reporting doctors in Connecticut
- Virtual visits available — no app or travel required
Older · 6438dNPPES updated 2008-10-06 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board
Contact & Location
Practice Location
77 Danbury Rd, Ridgefield, CT 06877-4029
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
MIPS Score
202326.18/100
Connecticut avg: 84.5 · US avg: 83.6
⚠ Lower than most doctors nationally(-57.4 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better0.58%
Connecticut avg: 3.9 · US avg: 5.1
✓ Higher than most doctors nationally(-4.5 pts)
Typical range among reporting doctors in Connecticut0.58% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better89.2%
Connecticut avg: 81.1 · US avg: 82.8
✓ Higher than most doctors nationally(+6.4 pts)
Typical range among reporting doctors in ConnecticutHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
644
Unique beneficiaries
High volumePrescription Recipients
434
Patients prescribed
Prescriptions Written
2,921
Total claims
Total Medicare drug cost: $216k
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, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-5%) — less common here
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-10%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-9%) — less common here
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+2%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$846 received from industry
45 transactions reported in 2024 ·Moderate 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 K Ahern's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1979
University of Cincinnati College of Medicine
47 years in practice
Senior practitioner
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Taxonomy: 207Q00000X
Education & Training
University of Cincinnati College of Medicine (Class of 1979)
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 450658
View hospital on Medicare Care CompareVirtual Family Medicine Care With James K Ahern
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with James K Ahern for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Ridgefield 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 K Ahern
NPI records show Dr. Ahern as active with telehealth listed in Ridgefield, CT. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (203) 431-6342.
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 K Ahern
Practice Location
77 Danbury Rd, Ridgefield, CT 06877-4029
Mailing Address
77 Danbury Rd, Ridgefield, CT 06877-4029
This is a provider directory. Contact the office directly to schedule appointments.
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