Flavia Esteve Kostov, M.D.
Hematology & Oncology Physician · Newport News, VA
Flavia Esteve Kostov, M.D. is a hematology & oncology physician with a practice address in Newport News, Virginia, and NPI 1174545107, issued on Jul 25, 2006. Check the license (Virginia 0101251176, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Flavia Esteve Kostov
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 0101251176 VA
Self-reported in NPPES; status is on the state search - Practice location
- 12100 Warwick Blvd, Newport News, VA 23601
- Phone
- (757) 534-5555
- Enumerated
- Jul 25, 2006
- Record last updated
- Jan 20, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (757) 534-5567
- Medicare enrollment
- Enrolled (PECOS I20120207000031); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 12100 Warwick Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ellyn Amato, NPAcute Care Nurse Practitioner1215343470
- Biral Amin, M.D.Radiation Oncology Physician1972565315
- William Irvin, MDGynecologic Oncology Physician1588628580
- George Kannarkat, M.D.Internal Medicine Physician1992856579
- Joseph Layser, MDRadiation Oncology Physician1477517845
- Asheley SupikGenetic Counselor (M.S.)1730453424
Verify Flavia Esteve Kostov in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101251176Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average hematology & oncology physician in 2024
3,013 Medicare Part D claims for 336 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 374 claims were for opioids.
Most prescribed
- Anastrozole195 claims
- Gabapentin110 claims
- Oxycodone-Acetaminophen110 claims
- Alendronate Sodium84 claims
- Letrozole82 claims
- Tamoxifen Citrate82 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): 94.1 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: $88.35
5 payments; by number, the most common kind was food and beverage; the largest payer was Array Biopharma Inc. 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
- Peninsula Cancer Institute, LLCWilliamsburg, 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 Flavia Esteve Kostov, M.D.'s NPI number?
Flavia Esteve Kostov, M.D.'s National Provider Identifier (NPI) is 1174545107, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Flavia Esteve Kostov, M.D. located?
The NPPES record lists a practice address at 12100 Warwick Blvd, Newport News, VA, 23601. Phone: (757) 534-5555. Providers update this record themselves, so call before visiting.
How can I verify Flavia Esteve Kostov, M.D.'s license?
NPPES lists Virginia license number 0101251176, 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 Flavia Esteve Kostov, M.D. prescribe under Medicare Part D?
In 2024, Flavia Esteve Kostov, M.D. had 3,013 Medicare Part D claims for 336 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Flavia Esteve Kostov, M.D.'s MIPS final score?
The 2023 MIPS final score is 94.1 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.