Collin Patrick Duffy, PA-C
- Medicare services, 2024
- 87
- Medicare patients, 2024
- 67
- Part D claims, 2024
- 2,526
- MIPS score, 2024
- 87
- Industry payments
- $16,975
- Practice address
- 989 W Jericho Turnpike, Smithtown, NY 11787
- Practice phone
- Call (631) 864-7100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nssc Anesthesia Group
Smithtown, New York
Find Collin Duffy's professional email, personal email and mobile number
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Collin Patrick Duffy is a physician assistant in Smithtown, New York
Collin Duffy practices at Nssc Anesthesia Group in Smithtown, New York.
Collin Duffy's NPI, 1619699493, was assigned on September 19, 2022. Collin Duffy holds New York license 029074.
- NPI
- 1619699493NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759754419
- NPI enumeration date
- September 19, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (631) 864-7100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Collin Patrick Duffy practices at Nssc Anesthesia Group in Smithtown, New York
Collin Duffy's primary practice is Nssc Anesthesia Group, at 989 W Jericho Turnpike, Smithtown, NY 11787 in Suffolk County. The practice phone is (631) 864-7100.
- Nssc Anesthesia Group989 W Jericho Turnpike, Smithtown, NY 11787 · Suffolk CountyPhone(631) 864-7100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Collin Patrick Duffy is affiliated with 2 sites of care and 1 medical group
Collin Duffy's primary practice is Nssc Anesthesia Group in Smithtown, New York. Dmand AI also links Collin Duffy to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Collin Patrick Duffy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Collin Duffy practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nssc Anesthesia Group | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Collin Patrick Duffy is one of 11,456 physician assistants in New York
Physician assistant is Collin Duffy's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Collin Duffy is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Collin Duffy
Counts of physician assistants 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
Collin Patrick Duffy billed Medicare for 87 services in 2024
CMS data shows 87 Medicare services from Collin Duffy across 2 procedure codes in 2024, all of them office visits, for 67 Medicare patients. Medicare paid $10,040 for them. Every service was in an office.
Collin Duffy compared with the New York median for physician assistants, 2024
- Collin Duffy
- New York median
- Medicare services
- 87vs 17651% below
- Medicare patients
- 67vs 7814% below
- Part D claims
- 2,387vs 2459.7 times
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Collin Duffy'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Collin Patrick Duffy treated 67 Medicare patients in 2024, average age 68
CMS counts 67 Medicare patients who saw Collin Duffy in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have arthritis, and 75% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Collin Duffy's median patient age at 60, with 59% women.
Collin Duffy's Medicare patients by age, 2024
Collin Duffy's Medicare patients by sex, 2024
- Women4567%
- Men2233%
Chronic conditions among Collin Duffy's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Anxiety40%
- Diabetes40%
- Ischemic heart disease39%
- Mood disorders28%
- Chronic kidney disease27%
Share of Medicare patients with each condition. A patient can have several.
Collin Duffy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women59%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Collin Patrick Duffy wrote 2,526 Medicare Part D claims in 2024
In 2024, Collin Duffy wrote 2,526 Medicare Part D claims for 529 patients. 84% of them were for generic drugs. CMS names the drug for 2,387 of them, across 34 drugs with 11 or more claims each, at $264,801 in total drug cost.
Collin Duffy's Part D claims by kind of drug, 2024
- Generic2,117 claims84%
- Brand-name409 claims16%
Collin Duffy'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.
Drug classes CMS tracks in Collin Duffy's Part D claims, 2024
- Opioids43%1,091 of 2,526 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Collin Patrick Duffy scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Collin Duffy for performance year 2024, reported as part of a group. Collin Duffy accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Collin Duffy's MIPS scores, performance year 2024
- 87of 100Final score
- 87.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Collin Patrick Duffy received $16,975 in industry payments in 2025
CMS Open Payments shows 272 general payments to Collin Duffy from 24 drug and device companies in 2025. Food and beverage make up the largest share, 46% of the total. Medtronic, Inc. paid the most, $10,076.
General payments to Collin Duffy by kind, 2025 to 2025
- Food and beverage$7,74246%
- Speaker and faculty fees$5,66933%
- Travel and lodging$2,77616%
- Consulting fees$7885%
Companies that paid Collin Duffy the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Collin Patrick Duffy's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Collin Patrick Duffy
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What is Collin Patrick Duffy's NPI number?
Collin Patrick Duffy's NPI number is 1619699493. It was assigned on September 19, 2022, and it is active in the NPI Registry.
What does Collin Patrick Duffy specialize in?
Collin Patrick Duffy is a physician assistant in Smithtown, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Collin Patrick Duffy practice?
Collin Duffy practices at 989 W Jericho Turnpike, Smithtown, NY 11787. Collin Duffy's primary practice is Nssc Anesthesia Group in Smithtown, New York. Dmand AI also links Collin Duffy to 1 group practice or clinic and 1 medical group.
What is Collin Patrick Duffy's office phone number?
The practice phone on file for Collin Duffy is (631) 864-7100.
What is Collin Patrick Duffy's medical license number?
Collin Duffy holds New York license 029074.
Does Collin Patrick Duffy accept Medicare?
Yes. CMS data shows Collin Duffy billed Medicare for 87 services in 2024, and Collin Duffy accepts Medicare assignment.
What is Collin Patrick Duffy's MIPS score?
Collin Duffy's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Collin Patrick Duffy see?
CMS counts 67 Medicare patients who saw Collin Duffy in 2024, with an average age of 68.
What services does Collin Patrick Duffy bill to Medicare?
In 2024, Collin Duffy's most billed Medicare services were office visit, new patient (99204) and office visit, established patient (99214).
What drugs does Collin Patrick Duffy prescribe most?
In 2024 Medicare Part D data, Collin Duffy's most prescribed drugs by claims were Oxycodone HCl, Oxycodone-Acetaminophen and Gabapentin.
Has Collin Patrick Duffy received payments from drug or device companies?
CMS Open Payments shows $16,975 in general payments to Collin Duffy from 24 companies from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has Collin Patrick Duffy been practicing?
Collin Duffy graduated from medical school in 2022, 4 years ago.
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