BetacoronavirusCoronavirus InfectionsCOVID-19
Dr. David Matthew Mastrianni, MD
NPI1417954264PAC ID3173590445
- Medicare services, 2024
- 700
- Medicare patients, 2024
- 297
- Part D claims, 2024
- 589
- Publications
- 2
- Hospital affiliations
- 4
- Practice address
- 2233 State Route 86, PO Box 471, Saranac Lake, NY 12983
- Practice phone
- Call (518) 891-4141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mastrianni's professional email, personal email and mobile number
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Dr. David Matthew Mastrianni is a hematologist and oncologist in Saranac Lake, New York
Dr. Mastrianni practices at Adirondack Medical Center - Saranac Lake in Saranac Lake, New York, part of Adirondack Medical Center.
Dr. Mastrianni's NPI, 1417954264, was assigned on July 7, 2005. Dr. Mastrianni graduated from Albany Medical College of Union University in 1985. Dr. Mastrianni holds New York license 195174.
NPI and contact details
- NPI
- 1417954264NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173590445
- NPI enumeration date
- July 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (518) 891-4141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Matthew Mastrianni practices at Adirondack Medical Center - Saranac Lake in Saranac Lake, New York
Dr. Mastrianni's primary practice is Adirondack Medical Center - Saranac Lake, at 2233 State Route 86, PO Box 471, Saranac Lake, NY 12983 in Franklin County. The practice phone is (518) 891-4141.
- Adirondack Medical Center - Saranac Lake2233 State Route 86, PO Box 471, Saranac Lake, NY 12983 · Franklin CountyPhone(518) 891-4141
Source: Dmand AI Affiliation Data
Dr. David Matthew Mastrianni is affiliated with 7 sites of care and 3 medical groups
Dr. Mastrianni's primary practice is Adirondack Medical Center - Saranac Lake in Saranac Lake, New York, part of Adirondack Medical Center. Dr. Mastrianni is also affiliated with Champlain Valley Physicians Hospital. The medical group on file is Lake Placid Sports Medicine. Dmand AI also links Dr. Mastrianni to 2 more hospitals, 2 group practices and clinics, 2 medical groups and 1 hospice, each named with a free account.
Champlain Valley Physicians HospitalLake Placid Sports Medicine2 hospitalsNames with a free account2 group practices and clinicsNames with a free account2 medical groupsNames with a free account1 hospiceName with a free account
See all 10 affiliations for Dr. MastrianniSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Matthew Mastrianni's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mastrianni practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adirondack Medical Center - Saranac Lake | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. David Matthew Mastrianni is one of 996 hematologists and oncologists in New York
Hematology and oncology is Dr. Mastrianni's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Mastrianni is licensed in New York.
Specialties and state licenses
- Hematology and oncology, New YorkPrimary
Hematologists and oncologists near Dr. Mastrianni
Counts of hematologists and oncologists 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. David Matthew Mastrianni billed Medicare for 700 services in 2024
CMS data shows 700 Medicare services from Dr. Mastrianni across 6 procedure codes in 2024, for 297 Medicare patients. Medicare paid $37,639 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024700
Medicare patients297
Paid by Medicare$37,639
Procedure codes6
Dr. Mastrianni's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6612024: 7006%
Dr. Mastrianni compared with the New York median for hematologists and oncologists, 2024
- Dr. Mastrianni
- New York median
- Medicare services
- 700vs 668Close to median
- Medicare patients
- 297vs 21041% above
- Part D claims
- 406vs 25857% above
Medians across 940 hematologists and oncologists in New York with Dmand AI profiles that report each measure.
Dr. Mastrianni'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
Dr. David Matthew Mastrianni treated 297 Medicare patients in 2024, average age 75
CMS counts 297 Medicare patients who saw Dr. Mastrianni in 2024. The largest group is 65 to 74, with 122 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mastrianni's median patient age at 73, with 51% women.
Medicare patients, 2024297
Average age75
Average risk score1.45
Also on Medicaid9%
Dr. Mastrianni's Medicare patients by age, 2024
Dr. Mastrianni's Medicare patients by sex, 2024
- Women14850%
- Men14950%
Chronic conditions among Dr. Mastrianni's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis44%
- Cancer43%
- Diabetes31%
- Anxiety24%
- Ischemic heart disease22%
- Chronic kidney disease19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mastrianni's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Matthew Mastrianni wrote 589 Medicare Part D claims in 2024
In 2024, Dr. Mastrianni wrote 589 Medicare Part D claims for 105 patients. 65% of them were for generic drugs. CMS names the drug for 406 of them, across 18 drugs with 11 or more claims each, at $1,471,093 in total drug cost. In 2023, CMS named 164 claims across 9 drugs.
Part D claims, 2024589
Drugs named by CMS18
Total drug cost$1.5M
Part D patients105
Dr. Mastrianni's Part D claims by kind of drug, 2024
- Generic381 claims65%
- Brand-name208 claims35%
Dr. Mastrianni'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 Dr. Mastrianni's Part D claims, 2024
- Opioids3%18 of 589 claims
- Antibiotics4%22 of 589 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: 1642024: 406148%
Drugs named by CMS: 18 in 2024, 9 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
Dr. David Matthew Mastrianni offers telehealth to Medicare patients
Dr. Mastrianni accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mastrianni as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. David Matthew Mastrianni has 2 publications on record
Dmand AI links 2 papers to Dr. Mastrianni. The most frequent topics are COVID-19 and SARS-CoV-2. Dr. Mastrianni has published most often in J Hosp Med. Dr. Mastrianni's most frequent co-author is Robert Donnarumma, MD.
Papers2
Topics Dr. Mastrianni writes about most
- COVID-19
- SARS-CoV-2
Dr. Mastrianni's most frequent co-authors
Recent publications by Dr. Mastrianni
COVID-19COVID-19 TestingDiagnostic Tests, Routine
See who Dr. Mastrianni researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mastrianni works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Matthew Mastrianni received $495 in industry payments from 2016 to 2025
CMS Open Payments shows 27 general payments to Dr. Mastrianni from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Bristol-Myers Squibb Company paid the most, $129.
General payments to Dr. Mastrianni by program year, 2016 to 2025
General payments to Dr. Mastrianni by kind, 2016 to 2025
$495in total
- Food and beverage$48397%
- Education$133%
Companies that paid Dr. Mastrianni the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Matthew Mastrianni graduated from Albany Medical College of Union University
Dr. Mastrianni graduated from Albany Medical College of Union University in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Matthew Mastrianni'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 | Dmand AI Affiliation 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (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 Dr. David Matthew Mastrianni
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. David Matthew Mastrianni's NPI number?
Dr. David Matthew Mastrianni's NPI number is 1417954264. It was assigned on July 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. David Matthew Mastrianni?
Dr. David Matthew Mastrianni is a hematologist and oncologist in Saranac Lake, New York. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. David Matthew Mastrianni practice?
Dr. Mastrianni practices at 2233 State Route 86, PO Box 471, Saranac Lake, NY 12983. Dr. Mastrianni's primary practice is Adirondack Medical Center - Saranac Lake in Saranac Lake, New York, part of Adirondack Medical Center. Dmand AI also links Dr. Mastrianni to 2 hospitals, 2 group practices and clinics, 2 medical groups and 1 hospice.
What is Dr. David Matthew Mastrianni's office phone number?
The practice phone on file for Dr. Mastrianni is (518) 891-4141.
What is Dr. David Matthew Mastrianni's medical license number?
Dr. Mastrianni holds New York license 195174.
Which hospitals is Dr. David Matthew Mastrianni affiliated with?
Dr. Mastrianni practices at Adirondack Medical Center - Saranac Lake in Saranac Lake, New York. Dr. Mastrianni is also affiliated with Champlain Valley Physicians Hospital. Dmand AI links Dr. Mastrianni to 2 more hospitals.
What medical group is Dr. David Matthew Mastrianni part of?
Dr. Mastrianni is linked to Lake Placid Sports Medicine. Dmand AI links Dr. Mastrianni to 2 more medical groups.
Does Dr. David Matthew Mastrianni accept Medicare?
Yes. CMS data shows Dr. Mastrianni billed Medicare for 700 services in 2024, and Dr. Mastrianni accepts Medicare assignment.
Does Dr. David Matthew Mastrianni offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mastrianni as offering telehealth services.
How many Medicare patients does Dr. David Matthew Mastrianni see?
CMS counts 297 Medicare patients who saw Dr. Mastrianni in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. David Matthew Mastrianni bill to Medicare?
In 2024, Dr. Mastrianni's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and care management and other visits (99442).
Where did Dr. David Matthew Mastrianni go to medical school?
Dr. Mastrianni graduated from Albany Medical College of Union University in 1985.
What drugs does Dr. David Matthew Mastrianni prescribe most?
In 2024 Medicare Part D data, Dr. Mastrianni's most prescribed drugs by claims were Anastrozole, Eliquis and Exemestane.
Has Dr. David Matthew Mastrianni received payments from drug or device companies?
CMS Open Payments shows $495 in general payments to Dr. Mastrianni from 11 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. David Matthew Mastrianni been practicing?
Dr. Mastrianni graduated from medical school in 1985, 41 years ago.
Does Dr. David Matthew Mastrianni do research?
Dmand AI links 2 publications to Dr. Mastrianni.
Who does Dr. David Matthew Mastrianni publish with?
Dr. Mastrianni's most frequent co-authors are Robert Donnarumma, MD (1 shared paper).
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