Matthew Gerard Masiello, PA-C
- Medicare services, 2024
- 27
- Medicare patients, 2024
- 38
- Part D claims, 2024
- 194
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- Health Sciences Center Suny, Stony Brook, NY 11794
- Practice phone
- Call (631) 444-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Matthew Gerard Masiello is a physician assistant in Stony Brook, New York
Matthew Masiello practices at Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University.
Matthew Masiello's NPI, 1679943666, was assigned on October 2, 2015. Matthew Masiello holds New York license 019148.
- NPI
- 1679943666NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729375639
- NPI enumeration date
- October 2, 2015
- NPI status
- Active
- Practice phone
- (631) 444-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Matthew Gerard Masiello practices at 2 locations in Stony Brook, New York
Matthew Masiello's primary practice is Stony Brook University Hospital, at Health Sciences Center Suny, Stony Brook, NY 11794 in Suffolk County. The practice phone is (631) 444-4000. Matthew Masiello also practices at Stony Brook University Hospital, 101 Nicolls Rd, Stony Brook, NY 11794.
- Stony Brook University HospitalPrimaryHealth Sciences Center Suny, Stony Brook, NY 11794 · Suffolk CountyPhone(631) 444-4000
- Stony Brook University Hospital101 Nicolls Rd, Stony Brook, NY 11794 · Suffolk CountyPhone(631) 444-4100
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Matthew Gerard Masiello is affiliated with 3 sites of care and 2 medical groups
Matthew Masiello's primary practice is Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University. The medical group on file is Stony Brook Emergency Physicians. Dmand AI also links Matthew Masiello to 1 more clinical lab, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Matthew Gerard Masiello's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Masiello practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stony Brook University Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Stony Brook University and 6.2K+ hospitals, with verified contacts in the same login.
Matthew Gerard Masiello is one of 11,456 physician assistants in New York
Physician assistant is Matthew Masiello's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Matthew Masiello is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Matthew Masiello is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Clinical focus
Dmand AI lists conjunctivitis among the conditions Matthew Masiello treats.
Physician assistants near Matthew Masiello
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
Matthew Gerard Masiello billed Medicare for 27 services in 2024
CMS data shows 27 Medicare services from Matthew Masiello across 1 procedure code in 2024, all of them office visits, for 38 Medicare patients. Medicare paid $1,684 for them. Every service was in an office.
Matthew Masiello compared with the New York median for physician assistants, 2024
- Matthew Masiello
- New York median
- Medicare services
- 27vs 17685% below
- Medicare patients
- 38vs 7851% below
- Part D claims
- 108vs 24556% below
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Matthew Masiello'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
Matthew Gerard Masiello treated 38 Medicare patients in 2024, average age 71
CMS counts 38 Medicare patients who saw Matthew Masiello in 2024. The largest group is 65 to 74, with 18 patients. 71% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Matthew Masiello's median patient age at 51, with 52% women.
Matthew Masiello's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Matthew Masiello's Medicare patients by sex, 2024
- Women2463%
- Men1437%
Chronic conditions among Matthew Masiello's Medicare patients, 2024
- High cholesterol71%
- High blood pressure61%
- Arthritis42%
Share of Medicare patients with each condition. A patient can have several.
Matthew Masiello's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women52%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Matthew Gerard Masiello wrote 194 Medicare Part D claims in 2024
In 2024, Matthew Masiello wrote 194 Medicare Part D claims for 123 patients. 94% of them were for generic drugs. CMS names the drug for 108 of them, across 6 drugs with 11 or more claims each, at $802 in total drug cost.
Matthew Masiello's Part D claims by kind of drug, 2024
- Generic183 claims94%
- Brand-name and other11 claims6%
Matthew Masiello'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 Matthew Masiello's Part D claims, 2024
- Opioids7%13 of 194 claims
- Antibiotics42%82 of 194 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
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Matthew Gerard Masiello is board certified in certified physician assistant
Matthew Masiello is a member of AAPA.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Matthew Gerard Masiello'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) |
| 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 Matthew Gerard Masiello
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew Gerard Masiello's NPI number?
Matthew Gerard Masiello's NPI number is 1679943666. It was assigned on October 2, 2015, and it is active in the NPI Registry.
What does Matthew Gerard Masiello specialize in?
Matthew Gerard Masiello is a physician assistant in Stony Brook, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Matthew Gerard Masiello practice?
Matthew Masiello practices at Health Sciences Center Suny, Stony Brook, NY 11794. Matthew Masiello also practices at 101 Nicolls Rd, Stony Brook, NY 11794. Matthew Masiello's primary practice is Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University. Dmand AI also links Matthew Masiello to 1 clinical lab, 1 group practice or clinic and 1 medical group.
What is Matthew Gerard Masiello's office phone number?
The practice phone on file for Matthew Masiello is (631) 444-4000.
What is Matthew Gerard Masiello's medical license number?
Matthew Masiello holds New York license 019148.
Which hospitals is Matthew Gerard Masiello affiliated with?
Matthew Masiello practices at Stony Brook University Hospital in Stony Brook, New York.
What medical group is Matthew Gerard Masiello part of?
Matthew Masiello is linked to Stony Brook Emergency Physicians. Dmand AI links Matthew Masiello to 1 more medical group.
Does Matthew Gerard Masiello accept Medicare?
Yes. CMS data shows Matthew Masiello billed Medicare for 27 services in 2024.
How many Medicare patients does Matthew Gerard Masiello see?
CMS counts 38 Medicare patients who saw Matthew Masiello in 2024, with an average age of 71.
Is Matthew Gerard Masiello board certified?
Yes. Matthew Masiello is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 3 more questionsShow fewer questions
What services does Matthew Gerard Masiello bill to Medicare?
In 2024, Matthew Masiello's most billed Medicare services were office visit, established patient (99213).
What drugs does Matthew Gerard Masiello prescribe most?
In 2024 Medicare Part D data, Matthew Masiello's most prescribed drugs by claims were Prednisone, Cephalexin and Amoxicillin-Clavulanate Potass.
How long has Matthew Gerard Masiello been practicing?
Matthew Masiello graduated from medical school in 2015, 11 years ago.
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