Samantha Leigh Dibenedetto, MD
Hematology & Oncology Physician · Fairfax, VA
Samantha Leigh Dibenedetto, MD is a hematology & oncology physician with a practice address in Fairfax, Virginia, and NPI 1295198695, issued on Apr 1, 2016. Check the license (Virginia 0101278270, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Samantha Leigh Dibenedetto
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 0101278270 VA
Self-reported in NPPES; status is on the state search - Practice location
- 8613 Route 29 # 200N, Fairfax, VA 22031
- Phone
- (571) 350-8400
- Enumerated
- Apr 1, 2016
- Record last updated
- Nov 12, 2025
- Fax
- (703) 280-9596
- Medicare enrollment
- Enrolled (PECOS I20250130000400); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 346 in Virginia → Look up another NPI →
Also registered at 8613 Route 29 # 200N
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashleigh Cresswell, PA-CMedical Physician Assistant1619606308
- Anne Favret, M.D.Medical Oncology Physician1205803202
- Christine Helou, NPFamily Nurse Practitioner1528318334
- Sandeep Khandhar, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1215038112
- Kerin Mokarem, NPFamily Nurse Practitioner1912936204
- Millicent MutisyaFamily Nurse Practitioner1285308528
Verify Samantha Leigh Dibenedetto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101278270Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
319 Medicare Part D claims for 59 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Acyclovir26 claims
- Dexamethasone26 claims
- Xarelto18 claims
- Eliquis15 claims
- Prochlorperazine Maleate13 claims
- Hydroxyurea12 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.
The MIPS final score for 2023 (Medicare payment program): 92 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,200.92
87 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 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.
Bills Medicare through one group practice
- Virginia Cancer Specialists, P.C.Woodbridge, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Samantha Leigh Dibenedetto among 346 hematology & oncology physician records in Virginia
Samantha Leigh Dibenedetto, MD is one of 346 hematology & oncology physician records with a practice address in Virginia. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 81% of them.
- NPI issued2016 · 81% of these records are older, 16% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2016 · median 2005 among the 250 with a school on file
- Record last updated2025 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Virginia
There are 346 hematology & oncology physician records in Virginia.
All 346 in Virginia → Every provider in Fairfax → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Naveen Doki, M.DFairfax, VA 220311568621779
- William Ershler, M.D.Fairfax, VA 220311669496881
- Sekwon Jang, M.D.Fairfax, VA 220311942412564
- Arthur Kales, M.D.Fairfax, VA 220311417924663
- Timothy McCarthy, M.D.Fairfax, VA 220311881963403
- John Miller, M.D.Fairfax, VA 220311528036977
- Gregory Orloff, M.D.Fairfax, VA 220311750358776
- Dipti Patel-Donnelly, M.D.Fairfax, VA 220311427026020
Common questions
What is Samantha Leigh Dibenedetto, MD's NPI number?
Samantha Leigh Dibenedetto, MD's National Provider Identifier (NPI) is 1295198695, issued on Apr 1, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Samantha Leigh Dibenedetto, MD located?
The NPPES record lists a practice address at 8613 Route 29 # 200N, Fairfax, VA, 22031. Phone: (571) 350-8400. Providers update this record themselves, so call before visiting.
How can I verify Samantha Leigh Dibenedetto, MD's license?
NPPES lists Virginia license number 0101278270, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Samantha Leigh Dibenedetto, MD prescribe under Medicare Part D?
In 2024, Samantha Leigh Dibenedetto, MD had 319 Medicare Part D claims for 59 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Samantha Leigh Dibenedetto, MD's MIPS final score?
The 2023 MIPS final score is 92 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.