Doctor profile · Federal record

Dr. Aloysius Pereira, MD

Hematology & Oncology Physician · Hematology & Oncology Physician · Hematology & Oncology Physician · Mc Lean, VA

  • NPI 1417023698
  • 20 yrs on file
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8008 Westpark Dr
Mc Lean, VA 221023109
(703) 287-6700
fax (703) 287-6701
Mailing address
2101 E Jefferson St, Kaiser Permanente Medicare Enrollment
Rockville, MD 208524908

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
May 31, 2021
Specialty taxonomy
207RH0003X — NUCC code
State licenses (3)
Virginia #0101057022 · Maryland #D0052967 · District of Columbia #MD30808

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417023698. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
22
Distinct HCPCS
1
Medicare allowed
$2,811
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 22 12 $128

In context: peer comparison

Among 1 peers in Mc Lean Hematology & Oncology Physician, average services per provider: 22. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
880
Patients
191
Total drug cost
$3,021,547
Drug Type Claims Patients Total cost
Prednisone Generic 125 26 $1,034
Anastrozole Generic 122 49 $3,118
Dexamethasone Generic 103 27 $1,799
Abiraterone Acetate Generic 100 18 $15,325
Nivestym (Filgrastim-Aafi) Brand 80 19 $74,351
Brukinsa (Zanubrutinib) Brand 52 0 $643,861
Ondansetron Odt (Ondansetron) Brand 44 26 $484
Lenalidomide Generic 43 0 $506,293
Xtandi (Enzalutamide) Brand 40 0 $463,983
Hydroxyurea Generic 36 15 $1,558

Frequently asked questions

Auto-generated from federal data
What is Dr. Aloysius Pereira's medical specialty?
Dr. Aloysius Pereira practices Hematology & Oncology Physician in Mc Lean, VA.
Where does Dr. Aloysius Pereira practice?
Dr. Aloysius Pereira practices at 8008 Westpark Dr, Mc Lean, VA 221023109. Office phone: 7032876700.
What is Dr. Aloysius Pereira's NPI?
Dr. Aloysius Pereira's National Provider Identifier (NPI) is 1417023698, issued by NPPES.
What procedures does Dr. Aloysius Pereira commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.