Dr. Karl Dauphinais, MD
- Medicare services, 2024
- 93
- Medicare patients, 2024
- 47
- Part D claims, 2024
- 12,019
- Hospital affiliations
- 1
- Industry payments
- $3,188
- Practice address
- 130 Division St, Derby, CT 06418
- Practice phone
- Call (203) 732-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dauphinais' professional email, personal email and mobile number
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Dr. Karl Dauphinais is an internist in Derby, Connecticut
Dr. Dauphinais practices at Griffin Hospital in Derby, Connecticut, part of Griffin Hospital.
Dr. Dauphinais' NPI, 1548467897, was assigned on June 29, 2007. Dr. Dauphinais holds Connecticut license 045140.
- NPI
- 1548467897NPI Registry (opens in a new tab)
- NPI enumeration date
- June 29, 2007
- NPI status
- Active
- Practice phone
- (203) 732-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Karl Dauphinais practices at 2 locations in Derby, Connecticut
Dr. Dauphinais' primary practice is Griffin Hospital, at 130 Division St, Derby, CT 06418 in New Haven County. The practice phone is (203) 732-7500. Dr. Dauphinais also practices at Griffin Hospital, 144 Division St, Derby, CT 06418.
- Griffin HospitalPrimary130 Division St, Derby, CT 06418 · New Haven CountyPhone(203) 732-7500
- Griffin Hospital144 Division St, Derby, CT 06418 · Naugatuck Vly CountyPhone(203) 732-7360
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Karl Dauphinais is affiliated with 3 sites of care and 1 medical group
Dr. Dauphinais' primary practice is Griffin Hospital in Derby, Connecticut, part of Griffin Hospital. The medical group on file is ProHealth Physicians. Dmand AI also links Dr. Dauphinais to 1 more physician office and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Karl Dauphinais' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dauphinais practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Griffin Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Griffin Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Karl Dauphinais is one of 2,189 internists in Connecticut
Internal medicine is Dr. Dauphinais' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Dauphinais is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Dauphinais
Counts of internists 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. Karl Dauphinais billed Medicare for 93 services in 2024
CMS data shows 93 Medicare services from Dr. Dauphinais across 3 procedure codes in 2024, for 47 Medicare patients. Medicare paid $8,923 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dauphinais' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1082024: 9314%
Dr. Dauphinais compared with the Connecticut median for internists, 2024
- Dr. Dauphinais
- Connecticut median
- Medicare services
- 93vs 39076% below
- Medicare patients
- 47vs 17273% below
- Part D claims
- 11,709vs 34334.1 times
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Dauphinais' 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dauphinais and other internists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Karl Dauphinais treated 47 Medicare patients in 2024, average age 78
CMS counts 47 Medicare patients who saw Dr. Dauphinais in 2024. The largest group is 75 to 84, with 20 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 68% are also on Medicaid. Their average risk score is 3.09, 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. Dauphinais' median patient age at 74, with 52% women.
Dr. Dauphinais' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Dauphinais' Medicare patients by sex, 2024
- Women2655%
- Men2145%
Chronic conditions among Dr. Dauphinais' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders74%
- Arthritis60%
- Anxiety57%
- Depression57%
- Ischemic heart disease55%
- Heart failure53%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dauphinais' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Karl Dauphinais wrote 12,019 Medicare Part D claims in 2024
In 2024, Dr. Dauphinais wrote 12,019 Medicare Part D claims for 81 patients. 88% of them were for generic drugs. CMS names the drug for 11,709 of them, across 116 drugs with 11 or more claims each, at $375,883 in total drug cost. In 2023, CMS named 7,641 claims across 108 drugs.
Dr. Dauphinais' Part D claims by kind of drug, 2024
- Generic10,609 claims88%
- Brand-name1,379 claims11%
- Other31 claims0%
Dr. Dauphinais' 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.
Drug classes CMS tracks in Dr. Dauphinais' Part D claims, 2024
- Antibiotics1%90 of 12,019 claims
- Antipsychotics, patients 65 and over2%248 of 12,019 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7,6412024: 11,70953%
Drugs named by CMS: 116 in 2024, 108 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
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Dr. Karl Dauphinais received $3,188 in industry payments from 2016 to 2025
CMS Open Payments shows 197 general payments to Dr. Dauphinais from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Neurocrine BioSciences, Inc. paid the most, $485.
General payments to Dr. Dauphinais by program year, 2016 to 2025
General payments to Dr. Dauphinais by kind, 2016 to 2025
- Food and beverage$3,16599%
- Education$231%
Companies that paid Dr. Dauphinais the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Karl Dauphinais'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Karl Dauphinais
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. Karl Dauphinais' NPI number?
Dr. Karl Dauphinais' NPI number is 1548467897. It was assigned on June 29, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Karl Dauphinais?
Dr. Karl Dauphinais is an internist in Derby, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Karl Dauphinais practice?
Dr. Dauphinais practices at 130 Division St, Derby, CT 06418. Dr. Dauphinais also practices at 144 Division St, Derby, CT 06418. Dr. Dauphinais' primary practice is Griffin Hospital in Derby, Connecticut, part of Griffin Hospital. Dmand AI also links Dr. Dauphinais to 1 physician office and 1 group practice or clinic.
What is Dr. Karl Dauphinais' office phone number?
The practice phone on file for Dr. Dauphinais is (203) 732-7500.
What is Dr. Karl Dauphinais' medical license number?
Dr. Dauphinais holds Connecticut license 045140.
Which hospitals is Dr. Karl Dauphinais affiliated with?
Dr. Dauphinais practices at Griffin Hospital in Derby, Connecticut.
What medical group is Dr. Karl Dauphinais part of?
Dr. Dauphinais is linked to ProHealth Physicians.
Does Dr. Karl Dauphinais accept Medicare?
Yes. CMS data shows Dr. Dauphinais billed Medicare for 93 services in 2024.
How many Medicare patients does Dr. Karl Dauphinais see?
CMS counts 47 Medicare patients who saw Dr. Dauphinais in 2024, with an average age of 78.
What services does Dr. Karl Dauphinais bill to Medicare?
In 2024, Dr. Dauphinais' most billed Medicare services were nursing facility care (99309), nursing facility care (99306) and nursing facility care (99308).
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What drugs does Dr. Karl Dauphinais prescribe most?
In 2024 Medicare Part D data, Dr. Dauphinais' most prescribed drugs by claims were Atorvastatin Calcium, Gabapentin and Amlodipine Besylate.
Has Dr. Karl Dauphinais received payments from drug or device companies?
CMS Open Payments shows $3,188 in general payments to Dr. Dauphinais from 27 companies from 2016 to 2025. The largest total came from Neurocrine BioSciences, Inc.
How long has Dr. Karl Dauphinais been practicing?
Dr. Dauphinais' NPI was assigned in 2007.
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