Gradon Nielsen, M.D.
Hematology & Oncology Physician · Norfolk, VA
Gradon Nielsen, M.D. is a hematology & oncology physician with a practice address in Norfolk, Virginia, and NPI 1669868774, issued on Apr 15, 2015. Check the license (Virginia 0101271237, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Gradon Nielsen
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 0101271237 VA
Self-reported in NPPES; status is on the state search - Practice location
- 6251 E Virginia Beach Blvd Ste 200, Norfolk, VA 23502
- Phone
- (757) 466-8683
- Enumerated
- Apr 15, 2015
- Record last updated
- Aug 5, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210513000166); accepts Medicare assignment
- Medical or professional school
- University Of Virginia School Of Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 6251 E Virginia Beach Blvd Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Albrethsen, CNPNurse Practitioner1295276673
- Rachel Avsec, PAPhysician Assistant1932787892
- Nina Balanchivadze, M.D.Hematology & Oncology Physician1215225552
- Shanley Banaag, D.O.Hematology & Oncology Physician1427474840
- Courtney Barbero, PAPhysician Assistant1528694049
- Kaycie Cartwright, PAPhysician Assistant1578901666
Verify Gradon Nielsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101271237Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
860 Medicare Part D claims for 157 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims. 49 claims were for opioids.
Most prescribed
- Dexamethasone73 claims
- Olanzapine56 claims
- Eliquis54 claims
- Ondansetron Hcl53 claims
- Lenalidomide36 claims
- Acyclovir34 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): 79.2 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).
Bills Medicare through one group practice
- Virginia Oncology AssociatesNorfolk, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hematology & Oncology Physician providers in Virginia
There are 346 hematology & oncology physician records in Virginia.
Other hematology & oncology physician records in Virginia
- Shaad Abedin, MD FACPFredericksburg, VA1669676250
- Etan Aber, MD, PHDFairfax, VA1841753142
- Kimberly Aderhold, DOSalem, VA1861838146
- Christian Agbisit, MDChesapeake, VA1306376488
- Vanya Aggarwal, MDFairfax, VA1134784309
- Aarti Ailawadi, P.A.Charlottesville, VA1679590608
- Akintunde Akinleye, M.D, MSCDanville, VA1881990505
- Ivan Aksentijevich, M.D.Alexandria, VA1982672937
- Amr Al-Ramahi, MDFishersville, VA1952896268
- Oliver Alabaster, M.D.Alexandria, VA1821363219
Common questions
What is Gradon Nielsen, M.D.'s NPI number?
Gradon Nielsen, M.D.'s National Provider Identifier (NPI) is 1669868774, issued on Apr 15, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Gradon Nielsen, M.D. located?
The NPPES record lists a practice address at 6251 E Virginia Beach Blvd Ste 200, Norfolk, VA, 23502. Phone: (757) 466-8683. Providers update this record themselves, so call before visiting.
How can I verify Gradon Nielsen, M.D.'s license?
NPPES lists Virginia license number 0101271237, 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 Gradon Nielsen, M.D. prescribe under Medicare Part D?
In 2024, Gradon Nielsen, M.D. had 860 Medicare Part D claims for 157 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Gradon Nielsen, M.D.'s MIPS final score?
The 2023 MIPS final score is 79.2 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.