Dr. Denis C. Lafreniere, MD
- Medicare services, 2024
- 6,221
- Medicare patients, 2024
- 176
- Part D claims, 2024
- 642
- Publications
- 7
- Hospital affiliations
- 2
- Practice address
- 263 Farmington Ave, Farmington, CT 06030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD
Childrens Hospital outpatient department · Farmington, Connecticut
Find Dr. Lafreniere's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Denis C. Lafreniere is an otolaryngologist in Farmington, Connecticut
Dr. Lafreniere practices at Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut.
Dr. Lafreniere's NPI, 1699771691, was assigned on June 23, 2005. Dr. Lafreniere graduated from University of Connecticut School of Medicine in 1987. Dr. Lafreniere holds Connecticut license 032452.
- NPI
- 1699771691NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870687171
- NPI enumeration date
- June 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Denis C. Lafreniere practices at Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut
Dr. Lafreniere's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD, at 263 Farmington Ave, Farmington, CT 06030.
- Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD263 Farmington Ave, Farmington, CT 06030
Source: Dmand AI Affiliation Data
Dr. Denis C. Lafreniere is affiliated with 4 sites of care and 2 medical groups
Dr. Lafreniere's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut. Dr. Lafreniere is also affiliated with UConn John Dempsey Hospital. The medical group on file is UConn Medical Group. Dmand AI also links Dr. Lafreniere to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Denis C. Lafreniere's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lafreniere practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Denis C. Lafreniere is one of 124 otolaryngologists in Connecticut
Otolaryngology is Dr. Lafreniere's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Lafreniere is licensed in Connecticut.
Specialties and state licenses
- Otolaryngology, ConnecticutPrimary
Otolaryngologists near Dr. Lafreniere
Counts of otolaryngologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Denis C. Lafreniere billed Medicare for 6,221 services in 2024
CMS data shows 6,221 Medicare services from Dr. Lafreniere across 9 procedure codes in 2024, for 176 Medicare patients. Medicare paid $78,030 for them. Every service was in an office.
Dr. Lafreniere's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 5,2002024: 5,80012%
- Surgery
- 2023: 2052024: 1983%
- Office and hospital visits
- 2023: 2012024: 1924%
- Tests and treatments
- 2023: 02024: 31
- Other services
- 2023: 1632024: 0100%
Dr. Lafreniere compared with the Connecticut median for otolaryngologists, 2024
- Dr. Lafreniere
- Connecticut median
- Medicare services
- 6,221vs 7488.3 times
- Medicare patients
- 176vs 31744% below
- Part D claims
- 583vs 35365% above
Medians across 120 otolaryngologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Lafreniere's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Lafreniere?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lafreniere and other otolaryngologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Denis C. Lafreniere treated 176 Medicare patients in 2024, average age 72
CMS counts 176 Medicare patients who saw Dr. Lafreniere in 2024. The largest group is 65 to 74, with 72 patients. 75% of them have high cholesterol, and 65% have high blood pressure. 29% are also on Medicaid. Their average risk score is 1.79, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lafreniere's median patient age at 67, with 56% women.
Dr. Lafreniere's Medicare patients by age, 2024
Dr. Lafreniere's Medicare patients by sex, 2024
- Women9453%
- Men8247%
Chronic conditions among Dr. Lafreniere's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis51%
- Mood disorders37%
- Anxiety36%
- Depression35%
- Diabetes29%
- Ischemic heart disease26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lafreniere's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Denis C. Lafreniere wrote 642 Medicare Part D claims in 2024
In 2024, Dr. Lafreniere wrote 642 Medicare Part D claims for 174 patients. 97% of them were for generic drugs. CMS names the drug for 583 of them, across 7 drugs with 11 or more claims each, at $8,577 in total drug cost. In 2023, CMS named 433 claims across 6 drugs.
Dr. Lafreniere's Part D claims by kind of drug, 2024
- Generic621 claims97%
- Brand-name21 claims3%
Dr. Lafreniere's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4332024: 58335%
Drugs named by CMS: 7 in 2024, 6 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Denis C. Lafreniere takes part in Medicare
Dr. Lafreniere accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Denis C. Lafreniere has 7 publications on record
Dmand AI links 7 papers to Dr. Lafreniere, published from 2013 to 2024. 2013 was the busiest year, with 3. Dr. Lafreniere's most frequent co-authors are Jesse Hackell, MD, David S. Haynes, MD and Melissa Ann Pynnonen, MD.
Dr. Lafreniere's papers by year, 2013 to 2024
Dr. Lafreniere's most frequent co-authors
- Jesse Hackell, MD2 shared papers
- David S. Haynes, MD2 shared papers
- Melissa Ann Pynnonen, MD2 shared papers
Recent publications by Dr. Lafreniere
Clin Otolaryngol
See who Dr. Lafreniere researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lafreniere works with, so you can find a warm path to the right otolaryngologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Denis C. Lafreniere received $4,195 in industry payments from 2018 to 2025
CMS Open Payments shows 5 general payments to Dr. Lafreniere from 2 drug and device companies from 2018 to 2025. Consulting fees make up the largest share, 95% of the total. Pentax of America, Inc. paid the most, $4,072.
General payments to Dr. Lafreniere by program year, 2018 to 2025
General payments to Dr. Lafreniere by kind, 2018 to 2025
- Consulting fees$4,00095%
- Food and beverage$1955%
Companies that paid Dr. Lafreniere the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Denis C. Lafreniere graduated from University of Connecticut School of Medicine
Dr. Lafreniere graduated from University of Connecticut School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Denis C. Lafreniere's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Denis C. Lafreniere
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Denis C. Lafreniere's NPI number?
Dr. Denis C. Lafreniere's NPI number is 1699771691. It was assigned on June 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Denis C. Lafreniere?
Dr. Denis C. Lafreniere is an otolaryngologist in Farmington, Connecticut. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Denis C. Lafreniere practice?
Dr. Lafreniere practices at 263 Farmington Ave, Farmington, CT 06030. Dr. Lafreniere's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut. Dmand AI also links Dr. Lafreniere to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Denis C. Lafreniere's medical license number?
Dr. Lafreniere holds Connecticut license 032452.
Which hospitals is Dr. Denis C. Lafreniere affiliated with?
Dr. Lafreniere is affiliated with UConn John Dempsey Hospital. Dmand AI links Dr. Lafreniere to 1 more hospital.
What medical group is Dr. Denis C. Lafreniere part of?
Dr. Lafreniere is linked to UConn Medical Group. Dmand AI links Dr. Lafreniere to 1 more medical group.
Does Dr. Denis C. Lafreniere accept Medicare?
Yes. CMS data shows Dr. Lafreniere billed Medicare for 6,221 services in 2024, and Dr. Lafreniere accepts Medicare assignment.
How many Medicare patients does Dr. Denis C. Lafreniere see?
CMS counts 176 Medicare patients who saw Dr. Lafreniere in 2024, with an average age of 72.
What services does Dr. Denis C. Lafreniere bill to Medicare?
In 2024, Dr. Lafreniere's most billed Medicare services were injected or infused drug (J0585), surgery: lungs and airway (31579) and office visit, established patient (99213).
Where did Dr. Denis C. Lafreniere go to medical school?
Dr. Lafreniere graduated from University of Connecticut School of Medicine in 1987.
Show 5 more questionsShow fewer questions
What drugs does Dr. Denis C. Lafreniere prescribe most?
In 2024 Medicare Part D data, Dr. Lafreniere's most prescribed drugs by claims were Famotidine, Fluticasone Propionate and Omeprazole.
Has Dr. Denis C. Lafreniere received payments from drug or device companies?
CMS Open Payments shows $4,195 in general payments to Dr. Lafreniere from 2 companies from 2018 to 2025. The largest total came from Pentax of America, Inc.
How long has Dr. Denis C. Lafreniere been practicing?
Dr. Lafreniere graduated from medical school in 1987, 39 years ago.
Does Dr. Denis C. Lafreniere do research?
Dmand AI links 7 publications to Dr. Lafreniere, published from 2013 to 2024.
Who does Dr. Denis C. Lafreniere publish with?
Dr. Lafreniere's most frequent co-authors are Jesse Hackell, MD (2 shared papers), David S. Haynes, MD (2 shared papers) and Melissa Ann Pynnonen, MD (2 shared papers).
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