Collin Duffy, PA-C
Physician Assistant · Smithtown, NY
Collin Duffy, PA-C is a physician assistant with a practice address in Smithtown, New York, and NPI 1619699493, issued on Sep 19, 2022. Check the license with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Collin Duffy
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 994 W Jericho Tpke Ste 104, Smithtown, NY 11787
- Phone
- (631) 543-1440
- Enumerated
- Sep 19, 2022
- Entity
- Type 1 · individual
Also registered at 994 W Jericho Tpke Ste 104
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vincent Alestra, AGPCNP, RNNurse Practitioner1760004402
- Christopher Amen, DOPain Medicine Physician1205323961
- Erin Angotta, AGNPNurse Practitioner1336978048
- Claire Bowles, MHC-LPMental Health Counselor1457175309
- Michael Chiappone, LCSWSocial Worker1821208307
- Christina Decosta, NPAdult Health Nurse Practitioner1033885736
Verify Collin Duffy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
3.0 times the Medicare Part D claims of the average physician assistant in 2024
2,526 Medicare Part D claims for 529 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 1,091 claims were for opioids.
Most prescribed
- Oxycodone Hcl279 claims
- Oxycodone-Acetaminophen253 claims
- Gabapentin236 claims
- Hydrocodone-Acetaminophen151 claims
- Pregabalin150 claims
- Tizanidine Hcl120 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $13,567.50
321 payments, mostly food and beverage; the largest payer was Medtronic, Inc.. The 61,144 providers of this specialty with any payment received $853.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Timothy D. Groth MD PCCentereach, NY
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
59 physician assistant records list a Smithtown practice address
They are 59 of the 1,907 NPPES records with a Smithtown practice address, and 15,097 physician assistant records in New York.
All 59 in Smithtown → All 15,097 in New York → Every provider in Smithtown →
Other physician assistant records in New York
- Brynn Aakjar, P.A.Yonkers, NY1447592456
- Andrea Aaron, PABronx, NY1427103555
- Gabriella AaronCentral Islip, NY1790605376
- Danielle AaronsSmithtown, NY1881207520
- John AbadeerBrooklyn, NY1801434949
- Zenebou Abalo-Toga, PANew York, NY1124556154
- Kevin Alfred Abalos, PA-CCambria Heights, NY1700286424
- Clarisse AbanillaNew York, NY1598445579
- Marie Abate, PA-CValhalla, NY1285225524
- Jonathan Abayev, RPA-CFlushing, NY1952580102
Common questions
What is Collin Duffy, PA-C's NPI number?
Collin Duffy, PA-C's National Provider Identifier (NPI) is 1619699493, issued on Sep 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Collin Duffy, PA-C located?
The NPPES record lists a practice address at 994 W Jericho Tpke Ste 104, Smithtown, NY, 11787. Phone: (631) 543-1440. Providers update this record themselves, so call before visiting.
How can I verify Collin Duffy, PA-C's license?
Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Collin Duffy, PA-C prescribe under Medicare Part D?
In 2024, Collin Duffy, PA-C had 2,526 Medicare Part D claims for 529 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.