Stephen L. Deleon
- Part D claims, 2024
- 80
- Hospital affiliations
- 1
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2014
- Practice address
- 37 Research Way, East Setauket, NY 11733
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Stony Brook Surgical Associates
East Setauket, New York
Find Stephen Deleon's professional email, personal email and mobile number
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Stephen L. Deleon is a surgical physician assistant in East Setauket, New York
Stephen Deleon practices at Stony Brook Surgical Associates in East Setauket, New York.
Stephen Deleon's NPI, 1346669363, was assigned on April 8, 2014. Stephen Deleon holds New York license 017462-1.
- NPI
- 1346669363NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931326212
- NPI enumeration date
- April 8, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Stephen L. Deleon practices at Stony Brook Surgical Associates in East Setauket, New York
Stephen Deleon's primary practice is Stony Brook Surgical Associates, at 37 Research Way, East Setauket, NY 11733 in Suffolk County.
- Stony Brook Surgical Associates37 Research Way, East Setauket, NY 11733 · Suffolk County
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stephen L. Deleon is affiliated with 3 sites of care and 3 medical groups
Stephen Deleon's primary practice is Stony Brook Surgical Associates in East Setauket, New York. Stephen Deleon is also affiliated with Flushing Hospital Medical Center. The medical group on file is Stony Brook Surgical Associates. Dmand AI also links Stephen Deleon to 2 more medical groups and 1 group practice or clinic, 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 Stephen L. Deleon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stephen Deleon practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stony Brook Surgical Associates | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Stephen L. Deleon is one of 1,635 surgical physician assistants in New York
Surgical is Stephen Deleon's primary specialty in the NPI Registry, under taxonomy code 363AS0400X. Stephen Deleon is licensed in New York.
Specialties and state licenses
- Surgical physician assistant, New YorkPrimary
Surgical physician assistants near Stephen Deleon
Counts of surgical 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
Stephen L. Deleon's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Stephen Deleon's median patient age at 59, with 33% women.
Stephen Deleon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Stephen L. Deleon wrote 80 Medicare Part D claims in 2024
In 2024, Stephen Deleon wrote 80 Medicare Part D claims for 37 patients. 94% of them were for generic drugs. CMS names the drug for 43 of them, across 3 drugs with 11 or more claims each, at $195 in total drug cost.
Stephen Deleon's Part D claims by kind of drug, 2024
- Generic75 claims94%
- Brand-name and other5 claims6%
Stephen Deleon'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 Stephen Deleon's Part D claims, 2024
- Opioids21%17 of 80 claims
- Antibiotics29%23 of 80 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
How Stephen L. Deleon takes part in Medicare
Stephen Deleon 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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Sources for Stephen L. Deleon'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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 Stephen L. Deleon
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What is Stephen L. Deleon's NPI number?
Stephen L. Deleon's NPI number is 1346669363. It was assigned on April 8, 2014, and it is active in the NPI Registry.
What does Stephen L. Deleon specialize in?
Stephen L. Deleon is a surgical physician assistant in East Setauket, New York. The primary specialty in the NPI Registry is Surgical Physician Assistant (taxonomy code 363AS0400X).
Where does Stephen L. Deleon practice?
Stephen Deleon practices at 37 Research Way, East Setauket, NY 11733. Stephen Deleon's primary practice is Stony Brook Surgical Associates in East Setauket, New York. Dmand AI also links Stephen Deleon to 2 medical groups and 1 group practice or clinic.
What is Stephen L. Deleon's medical license number?
Stephen Deleon holds New York license 017462-1.
Which hospitals is Stephen L. Deleon affiliated with?
Stephen Deleon is affiliated with Flushing Hospital Medical Center.
What medical group is Stephen L. Deleon part of?
Stephen Deleon is linked to Stony Brook Surgical Associates. Dmand AI links Stephen Deleon to 2 more medical groups.
Does Stephen L. Deleon accept Medicare?
Yes. CMS lists Stephen Deleon as accepting Medicare assignment.
What drugs does Stephen L. Deleon prescribe most?
In 2024 Medicare Part D data, Stephen Deleon's most prescribed drugs by claims were Oxycodone HCl, Amoxicillin-Clavulanate Potass and Methocarbamol.
How long has Stephen L. Deleon been practicing?
Stephen Deleon graduated from medical school in 2013, 13 years ago.
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