Doctor profile · Federal record

Dr. Maria Flores, M.D.

Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Hematology (Internal Medicine) Physician · Oviedo, FL

  • NPI 1003809435
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 41 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2572 W State Road 426 Ste 3080
Oviedo, FL 327658312
(407) 565-2192
fax (407) 565-2285
Additional location
70 W Gore St, Suite 100
Orlando, FL 328061124
(407) 426-8484
fax (404) 426-8575
Mailing address
Po Box 102222, Attn: Credentialing
Atlanta, GA 303682222

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
February 19, 2026
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Florida #ME60281
Medicaid
FL #378696000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003809435. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
83,425
Distinct HCPCS
10
Medicare allowed
$641,990
HCPCS Description Services Patients Avg allowed
Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) 46,920 50 $0
J0897 Injection, denosumab, 1 mg 10,620 55 $23
J1756 Injection, iron sucrose, 1 mg 7,500 12 $0
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 6,350 18 $7
J1100 Injection, dexamethasone sodium phosphate, 1 mg 2,176 38 $0
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 1,984 498 $8
36415 Insertion of needle into vein for collection of blood sample 1,873 498 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 992 349 $125
96372 Injection of drug or substance under skin or into muscle 856 182 $14
J2469 Injection, palonosetron hcl, 25 mcg 730 11 $1

In context: peer comparison

Among 1 peers in Oviedo Medical Oncology Physician, average services per provider: 2,317. This provider delivers 36× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,998
Transactions
90
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 15 $326.05
Celgene Corporation 10 $247.44
Novartis Pharmaceuticals Corporation 9 $177.50
Daiichi Sankyo INC. 8 $162.36
AstraZeneca Pharmaceuticals Lp 6 $151.68
Gilead Sciences, INC. 6 $143.83
Abbvie INC. 5 $134.81
Genzyme Corporation 5 $134.26
Eisai INC. 5 $117.71
Takeda Pharmaceuticals U.S.A., INC. 3 $93.26
E.R. Squibb & Sons, L.L.C. 5 $92.75
Janssen Biotech, INC. 4 $79.77
Lilly USA, LLC 3 $78.38
Kite Pharma, INC. 3 $72.87
Genentech USA, INC. 3 $69.52

By nature of payment

Food and Beverage
$2,998

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
874
Patients
189
Total drug cost
$2,733,058
Drug Type Claims Patients Total cost
Anastrozole Generic 200 54 $5,083
Eliquis (Apixaban) Brand 130 33 $99,710
Revlimid (Lenalidomide) Brand 64 11 $1,172,681
Gabapentin Generic 61 13 $1,091
Dexamethasone Generic 58 17 $1,240
Alendronate Sodium Generic 54 22 $895
Acyclovir Generic 46 12 $939
Meloxicam Generic 41 14 $156
Ibrance (Palbociclib) Brand 35 0 $583,999
Imbruvica (Ibrutinib) Brand 35 0 $572,797

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Flores's medical specialty?
Dr. Maria Flores practices Medical Oncology Physician in Oviedo, FL.
Where does Dr. Maria Flores practice?
Dr. Maria Flores practices at 2572 W State Road 426 Ste 3080, Oviedo, FL 327658312. Office phone: 4075652192.
What is Dr. Maria Flores's NPI?
Dr. Maria Flores's National Provider Identifier (NPI) is 1003809435, issued by NPPES.
Does Dr. Maria Flores accept Medicare assignment?
Yes. Dr. Maria Flores accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Flores commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, denosumab, 1 mg (HCPCS J0897); Injection, iron sucrose, 1 mg (HCPCS J1756). Source: CMS Medicare Physician & Other Practitioners file.