Biomed Phys Eng Express
Dr. Alexander N. Slade, MD, PhD
- Medicare services, 2024
- 2,947
- Medicare patients, 2024
- 313
- Part D claims, 2024
- 227
- Publications
- 14
- Clinical trials
- 5
- 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
Find Dr. Slade's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Alexander N. Slade is a radiation oncologist in Stony Brook, New York
Dr. Slade practices at Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University.
Dr. Slade's NPI, 1093195281, was assigned on June 3, 2015. Dr. Slade holds Virginia license 0116028957.
- NPI
- 1093195281NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729384086
- NPI enumeration date
- June 3, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- 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; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexander N. Slade practices at 2 locations in Stony Brook, New York
Dr. Slade'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. Dr. Slade 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
Dr. Alexander N. Slade is affiliated with 2 sites of care and 1 medical group
Dr. Slade'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 Radiation Oncology. Dmand AI also links Dr. Slade to 1 more clinical lab, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alexander N. Slade's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Slade practices, 2 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 |
| +1 more affiliated site | 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.
Dr. Alexander N. Slade is one of 385 radiation oncologists in New York
Radiation oncology is Dr. Slade's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Slade is licensed in Virginia.
Specialties and state licenses
- Radiation oncology, VirginiaPrimary
Radiation oncologists near Dr. Slade
Counts of radiation 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. Alexander N. Slade billed Medicare for 2,947 services in 2024
CMS data shows 2,947 Medicare services from Dr. Slade across 17 procedure codes in 2024, for 313 Medicare patients. Medicare paid $200,574 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Slade's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 1,3222024: 1,2833%
- Imaging
- 2023: 1,2152024: 1,1654%
- Office and hospital visits
- 2023: 4742024: 4388%
- Surgery
- 2023: 612024: 61No change
Dr. Slade compared with the New York median for radiation oncologists, 2024
- Dr. Slade
- New York median
- Medicare services
- 2,947vs 1,0542.8 times
- Medicare patients
- 313vs 16096% above
- Part D claims
- 211vs 365.9 times
Medians across 368 radiation oncologists in New York with Dmand AI profiles that report each measure.
Dr. Slade'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Slade and other radiation oncologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alexander N. Slade treated 313 Medicare patients in 2024, average age 75
CMS counts 313 Medicare patients who saw Dr. Slade in 2024. The largest group is 75 to 84, with 136 patients. 75% of them have cancer, and 75% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.52, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Slade's median patient age at 72, with 5% women.
Dr. Slade's Medicare patients by age, 2024
Dr. Slade's Medicare patients by sex, 2024
- Women217%
- Men29293%
Chronic conditions among Dr. Slade's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease44%
- Arthritis43%
- Diabetes30%
- Atrial fibrillation24%
- Chronic kidney disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Slade's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women5%
- Men95%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alexander N. Slade wrote 227 Medicare Part D claims in 2024
In 2024, Dr. Slade wrote 227 Medicare Part D claims for 94 patients. 92% of them were for generic drugs. CMS names the drug for 211 of them, across 5 drugs with 11 or more claims each, at $51,946 in total drug cost. In 2023, CMS named 240 claims across 5 drugs.
Dr. Slade's Part D claims by kind of drug, 2024
- Generic208 claims92%
- Brand-name19 claims8%
Dr. Slade'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. Slade's Part D claims, 2024
- Antibiotics6%14 of 227 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: 2402024: 21112%
Drugs named by CMS: 5 in 2024, 5 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
How Dr. Alexander N. Slade takes part in Medicare
Dr. Slade 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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Dr. Alexander N. Slade has 14 publications on record
Dmand AI links 14 papers to Dr. Slade, published from 2018 to 2024. 2019 was the busiest year, with 5. The most frequent topics are Breast Neoplasms, Mastectomy, Segmental and Prostatic Neoplasms. Dr. Slade has published most often in Adv Radiat Oncol. Dr. Slade's most frequent co-authors are Justin Darrell Anderson, MD, Prudvi Raju Arabandi, MD and Emma Charlotte Fields, MD.
Dr. Slade's papers by year, 2018 to 2024
Topics Dr. Slade writes about most
- Breast Neoplasms
- Mastectomy, Segmental
- Prostatic Neoplasms
- Radiotherapy Dosage
- White People
Dr. Slade's most frequent co-authors
- Justin Darrell Anderson, MD2 shared papers
- Prudvi Raju Arabandi, MD2 shared papers
- Emma Charlotte Fields, MD2 shared papers
Recent publications by Dr. Slade
Int J Environ Res Public Health
Breast Cancer Res Treat
See who Dr. Slade researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Slade works with, so you can find a warm path to the right radiation oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Alexander N. Slade has worked on 5 clinical trials
Dmand AI links Dr. Slade to 5 clinical trials, 3 of them phase 3 studies. 5 are still active or recruiting. Conditions studied include Prostatic Neoplasms, Prostatic Diseases and Erectile Dysfunction. NRG Oncology sponsors the most, 3.
Clinical trials with Dr. Slade by phase
- NonePhase 1: no trials
- 1Phase 1/2: 1 trial
- 1Phase 2: 1 trial
- 3Phase 3: 3 trials
- NonePhase 4: no trials
Conditions in Dr. Slade's trials
- Prostatic Neoplasms
- Prostatic Diseases
- Erectile Dysfunction
- Urinary Bladder Neoplasms
- Sexual Dysfunctions, Psychological
Investigators on the most trials with Dr. Slade
- Ashesh B. Jani, MD3 shared trials
- Bryan James Traughber, MD3 shared trials
- Neil Bipinchandra Desai, MD2 shared trials
Recent clinical trials with Dr. Slade
Two Studies for Patients With High Risk Prostate Cancer Testing Less Intense Treatment for Patients With a Low Gene Risk Score and Testing a More Intense Treatment for Patients With a High Gene Risk Score, The PREDICT-RT Trial (opens in a new tab)
Testing the Addition of a New Anti-Cancer Drug, Niraparib, to the Usual Treatment (Hormone and Radiation Therapy) for Prostate Cancer With a High Chance of Recurring (opens in a new tab)
Chemoradiotherapy With or Without Atezolizumab in Treating Patients With Localized Muscle Invasive Bladder Cancer (opens in a new tab)
Prostate Oncologic Therapy While Ensuring Neurovascular Conservation (POTEN-C) (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Alexander N. Slade received $2,018 in industry payments from 2020 to 2025
CMS Open Payments shows 14 general payments to Dr. Slade from 10 drug and device companies from 2020 to 2025. Honoraria make up the largest share, 57% of the total. C. R. Bard, Inc. & Subsidiaries paid the most, $1,149.
General payments to Dr. Slade by program year, 2020 to 2025
General payments to Dr. Slade by kind, 2020 to 2025
- Honoraria$1,14957%
- Food and beverage$86943%
Companies that paid Dr. Slade the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alexander N. Slade'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) |
| 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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (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 Dr. Alexander N. Slade
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. Alexander N. Slade's NPI number?
Dr. Alexander N. Slade's NPI number is 1093195281. It was assigned on June 3, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander N. Slade?
Dr. Alexander N. Slade is a radiation oncologist in Stony Brook, New York. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Alexander N. Slade practice?
Dr. Slade practices at Health Sciences Center Suny, Stony Brook, NY 11794. Dr. Slade also practices at 101 Nicolls Rd, Stony Brook, NY 11794. Dr. Slade's primary practice is Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University. Dmand AI also links Dr. Slade to 1 clinical lab.
What is Dr. Alexander N. Slade's office phone number?
The practice phone on file for Dr. Slade is (631) 444-4000.
What is Dr. Alexander N. Slade's medical license number?
Dr. Slade holds Virginia license 0116028957.
Which hospitals is Dr. Alexander N. Slade affiliated with?
Dr. Slade practices at Stony Brook University Hospital in Stony Brook, New York.
What medical group is Dr. Alexander N. Slade part of?
Dr. Slade is linked to Stony Brook Radiation Oncology.
Does Dr. Alexander N. Slade accept Medicare?
Yes. CMS data shows Dr. Slade billed Medicare for 2,947 services in 2024, and Dr. Slade accepts Medicare assignment.
How many Medicare patients does Dr. Alexander N. Slade see?
CMS counts 313 Medicare patients who saw Dr. Slade in 2024, with an average age of 75.
What services does Dr. Alexander N. Slade bill to Medicare?
In 2024, Dr. Slade's most billed Medicare services were medicare service (G6002), radiation oncology (77300) and radiation oncology (77427).
Show 5 more questionsShow fewer questions
What drugs does Dr. Alexander N. Slade prescribe most?
In 2024 Medicare Part D data, Dr. Slade's most prescribed drugs by claims were Tamsulosin HCl, Bicalutamide and Orgovyx.
Has Dr. Alexander N. Slade received payments from drug or device companies?
CMS Open Payments shows $2,018 in general payments to Dr. Slade from 10 companies from 2020 to 2025. The largest total came from C. R. Bard, Inc. & Subsidiaries.
How long has Dr. Alexander N. Slade been practicing?
Dr. Slade graduated from medical school in 2015, 11 years ago.
Does Dr. Alexander N. Slade do research?
Dmand AI links 14 publications to Dr. Slade, published from 2018 to 2024. Dr. Slade has worked on 5 clinical trials.
Who does Dr. Alexander N. Slade publish with?
Dr. Slade's most frequent co-authors are Justin Darrell Anderson, MD (2 shared papers), Prudvi Raju Arabandi, MD (2 shared papers) and Emma Charlotte Fields, MD (2 shared papers).
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