Doctor profile · Federal record

Dr. Syed Ishaq, MD

Internal Medicine Physician (CMS: Internal Medicine) · Specialist · Leesburg, VA

  • NPI 1588697668
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41350 Springfield Ln
Leesburg, VA 201758743
(703) 973-5790
fax (703) 620-6628

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 2, 2024
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Virginia #0101058320
Medicaid
VA #005859671

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588697668. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
809
Distinct HCPCS
6
Medicare allowed
$71,303
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 593 220 $80
99238 Hospital discharge day management, 30 minutes or less 79 79 $79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 62 49 $116
99239 Hospital discharge day management, more than 30 minutes 32 32 $122
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 25 25 $140
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 18 $169

In context: peer comparison

Among 19 peers in this city , average services per provider: 152. This provider delivers 5.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
286
Patients
13
Total drug cost
$18,365
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 32 0 $280
Atorvastatin Calcium Generic 31 0 $421
Hydralazine Hcl Generic 28 0 $339
Prednisone Generic 25 13 $39
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 20 0 $2,720
Pantoprazole Sodium Generic 20 0 $294
Metoprolol Tartrate Generic 19 0 $95
Autoshield Duo Pen Needle (Pen Needle,dual Safety,diabetc) Brand 15 0 $1,386
Furosemide Generic 15 0 $76
Lisinopril Generic 15 0 $89

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Syed Ishaq's medical specialty?
Dr. Syed Ishaq practices Internal Medicine Physician in Leesburg, VA.
Where does Dr. Syed Ishaq practice?
Dr. Syed Ishaq practices at 41350 Springfield Ln, Leesburg, VA 201758743. Office phone: 7039735790.
What is Dr. Syed Ishaq's NPI?
Dr. Syed Ishaq's National Provider Identifier (NPI) is 1588697668, issued by NPPES.
Does Dr. Syed Ishaq accept Medicare assignment?
Yes. Dr. Syed Ishaq accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Syed Ishaq commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.