Doctor profile · Federal record

Dr. Flavia Kostov, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Newport News, VA

  • NPI 1174545107
  • Accepts Medicare
  • MIPS 94.1 / 100 · 2023
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12100 Warwick Blvd, Suite 201
Newport News, VA 236012365
(757) 534-5555
fax (757) 534-5567
Mailing address
856 J Clyde Morris Blvd, Suite A
Newport News, VA 236011318

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
January 20, 2014
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Virginia #0101251176

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174545107. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
643
Distinct HCPCS
7
Medicare allowed
$75,036
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 280 156 $96
99215 Established patient office or other outpatient visit, 40-54 minutes 241 128 $142
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 43 19 $74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 27 25 $124
99205 New patient office or other outpatient visit, 60-74 minutes 24 24 $179
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 15 $172
99451 Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes 13 13 $35

In context: peer comparison

Among 4 peers in this city , average services per provider: 1,344. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$88
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
ARRAY BIOPHARMA INC 2 $33.12
Gilead Sciences, Inc. 1 $19.96
Merck Sharp & Dohme LLC 1 $18.09
ABBVIE INC. 1 $17.18

By nature of payment

Food and Beverage
$70
Education
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
940
Patients
254
Total drug cost
$19,147
Drug Type Claims Patients Total cost
Anastrozole Generic 161 43 $3,715
Gabapentin Generic 94 26 $1,509
Tamoxifen Citrate Generic 81 24 $3,226
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 78 17 $1,486
Alendronate Sodium Generic 67 12 $345
Letrozole Generic 54 18 $4,508
Amlodipine Besylate Generic 50 16 $289
Lorazepam Generic 49 16 $324
Prednisone Generic 49 13 $481
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 46 13 $783

Frequently asked questions

Auto-generated from federal data
What is Dr. Flavia Kostov's medical specialty?
Dr. Flavia Kostov practices Hematology & Oncology Physician in Newport News, VA.
Where does Dr. Flavia Kostov practice?
Dr. Flavia Kostov practices at 12100 Warwick Blvd, Newport News, VA 236012365. Office phone: 7575345555.
What is Dr. Flavia Kostov's NPI?
Dr. Flavia Kostov's National Provider Identifier (NPI) is 1174545107, issued by NPPES.
Does Dr. Flavia Kostov accept Medicare assignment?
Yes. Dr. Flavia Kostov accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Flavia Kostov commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.