Doctor profile · Federal record
Dr. Zone-En Lee, MD
Gastroenterology Physician (CMS: Internal Medicine) · Internal Medicine Physician · Largo, MD
- NPI 1437316593
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1221 Mercantile Ln
Largo, MD 207745374
(301) 618-5500
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- August 29, 2013
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Maryland #D76499 · District of Columbia #MD0323335
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437316593. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
375
Distinct HCPCS
7
Medicare allowed
$52,549
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 80 | 73 | $95 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 64 | 64 | $120 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 59 | 59 | $116 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 59 | 59 | $141 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 44 | 40 | $131 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 42 | 42 | $273 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 27 | 27 | $182 |
In context: peer comparison
Among 2 peers in Largo Gastroenterology Physician, average services per provider: 45. This provider delivers 8.3× the peer median.Open Payments
Industry payments received
All-time total
$2,033
Transactions
96
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 20 | $397.38 | |
| Abbvie INC. | 22 | $354.55 | |
| Celgene Corporation | 14 | $217.95 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $216.45 | |
| Phathom Pharmaceuticals, INC. | 7 | $185.48 | |
| Janssen Biotech, INC. | 11 | $145.42 | |
| Janssen Scientific Affairs, LLC | 1 | $118.67 | |
| Regeneron Healthcare Solutions, INC. | 6 | $118.51 | |
| Lilly USA, LLC | 4 | $97.40 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 2 | $40.72 | |
| Ironwood Pharmaceuticals, INC | 2 | $37.46 | |
| Merck Sharp & Dohme LLC | 2 | $34.23 | |
| Qol Medical, LLC | 1 | $26.46 | |
| Ferring Pharmaceuticals INC. | 1 | $24.85 | |
| Pfizer INC. | 1 | $17.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
156
Patients
76
Total drug cost
$8,154
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 79 | 35 | $2,390 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 28 | 27 | $4,762 |
| Pantoprazole Sodium | Generic | 18 | 0 | $474 |
| Famotidine | Generic | 17 | 0 | $318 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 14 | 14 | $210 |
Hospital affiliations
Frequently asked questions
What is Dr. Zone-En Lee's medical specialty?
Dr. Zone-En Lee practices Gastroenterology Physician in Largo, MD.
Where does Dr. Zone-En Lee practice?
Dr. Zone-En Lee practices at 1221 Mercantile Ln, Largo, MD 207745374. Office phone: 3016185500.
What is Dr. Zone-En Lee's NPI?
Dr. Zone-En Lee's National Provider Identifier (NPI) is 1437316593, issued by NPPES.
Does Dr. Zone-En Lee accept Medicare assignment?
Yes. Dr. Zone-En Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zone-En Lee commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.