Doctor profile · Federal record
Dr. Leigh Kwak, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · White Plains, NY
- NPI 1548614977
- Accepts Medicare
- MIPS 99.2 / 100 · 2023
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
41 E Post RD
White Plains, NY 106014607
(914) 681-0600
Credentials & registration
- NPI registered
- April 2016 — 10 yrs on file
- Profile last updated
- August 23, 2021
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- New York #311983
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548614977. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
583
Distinct HCPCS
7
Medicare allowed
$64,947
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 185 | 108 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 169 | 83 | $148 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 89 | 73 | $135 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 64 | 64 | $195 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 40 | 34 | $207 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 24 | 16 | $105 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 12 | 12 | $257 |
In context: peer comparison
Among 2 peers in White Plains Endocrinology, Diabetes & Metabolism Physician, average services per provider: 156. This provider delivers 3.7× the peer median.Open Payments
Industry payments received
All-time total
$508
Transactions
24
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 6 | $132.10 | |
| Lilly USA, LLC | 6 | $127.63 | |
| Corcept Therapeutics | 3 | $72.33 | |
| GlaxoSmithKline, LLC. | 3 | $55.89 | |
| Bayer Healthcare Pharmaceuticals INC. | 2 | $52.63 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $18.78 | |
| Argenx US, INC. | 1 | $16.71 | |
| Ultragenyx Pharmaceutical INC. | 1 | $15.95 | |
| Calliditas Therapeutics US INC. | 1 | $15.73 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
792
Patients
228
Total drug cost
$613,289
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ozempic (Semaglutide) | Brand | 199 | 48 | $293,491 |
| Trulicity (Dulaglutide) | Brand | 96 | 19 | $136,729 |
| Levothyroxine Sodium | Generic | 83 | 30 | $1,578 |
| Atorvastatin Calcium | Generic | 75 | 28 | $913 |
| Jardiance (Empagliflozin) | Brand | 55 | 20 | $72,771 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 48 | 23 | $918 |
| Mounjaro (Tirzepatide) | Brand | 44 | 14 | $53,494 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 42 | 11 | $50,658 |
| Metformin Hcl | Generic | 42 | 18 | $496 |
| Glipizide | Generic | 39 | 17 | $416 |
Frequently asked questions
What is Dr. Leigh Kwak's medical specialty?
Dr. Leigh Kwak practices Endocrinology, Diabetes & Metabolism Physician in White Plains, NY.
Where does Dr. Leigh Kwak practice?
Dr. Leigh Kwak practices at 41 E Post RD, White Plains, NY 106014607. Office phone: 9146810600.
What is Dr. Leigh Kwak's NPI?
Dr. Leigh Kwak's National Provider Identifier (NPI) is 1548614977, issued by NPPES.
Does Dr. Leigh Kwak accept Medicare assignment?
Yes. Dr. Leigh Kwak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leigh Kwak commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.