Doctor profile · Federal record

Dr. Alejandro Santos Leal, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Internal Medicine Physician · Endocrinology, Diabetes & Metabolism Physician · Hospitalist Physician · Manassas, VA

  • NPI 1780847111
  • Accepts Medicare
  • MIPS 83.7 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9001 Digges RD Ste 101
Manassas, VA 201104414
(571) 363-3082
fax (571) 363-3024
Additional location
3300 Gallows RD Dept of
Falls Church, VA 220423307
(703) 776-3582

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
July 25, 2025
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Virginia #0101263059 · Maryland #D0076182

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780847111. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,183
Distinct HCPCS
7
Medicare allowed
$124,581
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 638 278 $124
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 224 99 $34
99213 Established patient office or other outpatient visit, 20-29 minutes 173 124 $90
99205 New patient office or other outpatient visit, 60-74 minutes 72 72 $219
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 39 32 $54
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 20 19 $86
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $166

In context: peer comparison

Among 1 peers in this city , average services per provider: 169. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,460
Transactions
62
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 16 $346.55
Novo Nordisk Inc 8 $174.56
BETA BIONICS, INC. 4 $135.10
Amgen Inc. 6 $108.73
Bayer Healthcare Pharmaceuticals Inc. 4 $86.87
Insulet Corporation 4 $78.45
Antares Pharma, Inc. 3 $74.14
RECORDATI_RARE_DISEASES_INC. 3 $59.53
IBSA Pharma Inc. 3 $52.75
Tolmar, Inc. 3 $51.54
Amneal Pharmaceuticals LLC 2 $42.56
Corcept Therapeutics 2 $39.98
Xeris Pharmaceuticals, Inc. 2 $36.19
SANOFI-AVENTIS U.S. LLC 1 $35.77
Tandem Diabetes Care, Inc. 1 $27.76

By nature of payment

Food and Beverage
$1,432
Education
$28

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,925
Patients
653
Total drug cost
$1,368,617
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 282 77 $4,441
Trulicity (Dulaglutide) Brand 203 57 $401,445
Glimepiride Generic 186 65 $1,890
Pioglitazone Hcl Generic 162 52 $3,108
Atorvastatin Calcium Generic 135 51 $1,806
Metformin Hcl Generic 130 47 $1,251
Xultophy 100-3.6 (Insulin Degludec/Liraglutide) Brand 127 48 $285,473
Synjardy Xr (Empagliflozin/Metformin Hcl) Brand 118 39 $185,630
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 113 59 $17,049
Metformin Hcl Er (Metformin Hcl) Brand 93 31 $826

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alejandro Santos Leal's medical specialty?
Dr. Alejandro Santos Leal practices Endocrinology, Diabetes & Metabolism Physician in Manassas, VA.
Where does Dr. Alejandro Santos Leal practice?
Dr. Alejandro Santos Leal practices at 9001 Digges RD Ste 101, Manassas, VA 201104414. Office phone: 5713633082.
What is Dr. Alejandro Santos Leal's NPI?
Dr. Alejandro Santos Leal's National Provider Identifier (NPI) is 1780847111, issued by NPPES.
Does Dr. Alejandro Santos Leal accept Medicare assignment?
Yes. Dr. Alejandro Santos Leal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alejandro Santos Leal commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.