What is Flavia Kostov's specialty?

Flavia Kostov (NPI 1174545107) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Newport News, VA.

Where does Flavia Kostov practice?

Flavia Kostov practices in Newport News, VA, based on the location reported in the CMS Medicare provider datasets for NPI 1174545107.

How much does Medicare pay Flavia Kostov?

Flavia Kostov (NPI 1174545107) received approximately $83K in total Medicare Part B payments, serving 392 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1174545107

Flavia KostovM.D.

Hematology-OncologyNewport News, VAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

783

Unique beneficiaries

—

Total services

1,324

Distinct HCPCS

Medicare payment

$79K

Peer benchmark

Total Medicare services vs. 239 Hematology-Oncology providers in VA — below median (cohort median 37,558).

PRESCRIBING · PART D · 2024

Total Rx claims

2,536

Beneficiaries

—

Total drug cost

$2.7M

Distinct drugs

Brand share

29.5%

Top prescribed drugs

Anastrozole195 claims

Oxycodone Hcl/Acetaminophen110 claims

Gabapentin110 claims

Alendronate Sodium84 claims

Tamoxifen Citrate82 claims

QUALITY · MIPS · 2024

Final MIPS score

94.9

Quality

92.9

Cost

0.0

Improvement activities

40.0

Promoting interop.

94.9

Payment adjustment

0.84%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$308

Payment records

By payment type

Food and Beverage$308

Top paying entities

Food and Beverage$308

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Home health agency

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Flavia Kostov's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 23 inbound referrers · 47 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
RIVERSIDE HOSPITAL INC	266	4,735
STOLDT, CURTIS	57	130
DEMEO, JONATHAN	52	163
Thomas Pincus Diagnostic Radiology · Newport News, VA	47	151
Jon Elliott Diagnostic Radiology · Newport News, VA	32	81
Steven Irby Diagnostic Radiology · Newport News, VA	31	67
James Baylous Interventional Radiology · Newport News, VA	30	110
Dennie Bartol Diagnostic Radiology · Newport News, VA	28	154
SENTARA HOSPITALS	26	108
David Smith Pathology · Newport News, VA	22	97
Richard Edwards Cardiology · Newport News, VA	19	194
GILLEN, WILLIAM	19	157

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
RIVERSIDE HOSPITAL INC	308	5,877
Laboratory Corporation Of America Holdings Clinical Laboratory · Burlington, NC	244	1,672
DEMEO, JONATHAN	49	183
Thomas Pincus Diagnostic Radiology · Newport News, VA	49	156
Benjamin Pettus Diagnostic Radiology · Newport News, VA	43	93
James Grimson Diagnostic Radiology · Newport News, VA	40	137
Steven Irby Diagnostic Radiology · Newport News, VA	40	113
George Kannarkat Hematology-Oncology · Newport News, VA	37	266
James Baylous Interventional Radiology · Newport News, VA	32	111
SENTARA HOSPITALS	32	116
Valentine Curran Diagnostic Radiology · Newport News, VA	31	134
Jon Elliott Diagnostic Radiology · Newport News, VA	30	95

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events