Doctor profile · Federal record

Dr. Wesam Moustafa Hussein, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Infectious Disease Physician · Hospitalist Physician · Herndon, VA

  • NPI 1043539919
  • 28 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13326 Horsepen Woods Lane
Herndon, VA 20171
(609) 335-6595

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
August 23, 2021
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (4)
Maryland #D88893 · Pennsylvania #MD440869 · District of Columbia #MD039045 · Virginia #0101250764

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043539919. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,972
Distinct HCPCS
10
Medicare allowed
$359,482
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 1,002 238 $117
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 558 175 $116
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 426 149 $82
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 321 249 $199
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 155 137 $169
99239 Hospital discharge day management, more than 30 minutes 147 131 $112
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 135 73 $77
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 51 48 $146
99316 Nursing facility discharge management, more than 30 minutes 45 44 $142
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 32 15 $48

In context: peer comparison

Among 5 peers in Herndon Internal Medicine Physician, average services per provider: 140. This provider delivers 21× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,530
Patients
602
Total drug cost
$167,126
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 350 86 $8,193
Amlodipine Besylate Generic 226 53 $3,301
Lactulose Generic 221 32 $3,251
Eliquis (Apixaban) Brand 197 44 $99,912
Pantoprazole Sodium Generic 180 60 $21,143
Furosemide Generic 164 57 $1,422
Hydralazine Hcl Generic 164 39 $2,956
Levetiracetam Generic 163 29 $7,990
Midodrine Hcl Generic 161 30 $5,132
Carvedilol Generic 128 39 $2,600

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Wesam Moustafa Hussein's medical specialty?
Dr. Wesam Moustafa Hussein practices Internal Medicine Physician in Herndon, VA.
Where does Dr. Wesam Moustafa Hussein practice?
Dr. Wesam Moustafa Hussein practices at 13326 Horsepen Woods Lane, Herndon, VA 20171. Office phone: 6093356595.
What is Dr. Wesam Moustafa Hussein's NPI?
Dr. Wesam Moustafa Hussein's National Provider Identifier (NPI) is 1043539919, issued by NPPES.
Does Dr. Wesam Moustafa Hussein accept Medicare assignment?
Dr. Wesam Moustafa Hussein does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Wesam Moustafa Hussein commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.