Doctor profile · Federal record
Dr. David Leiman, MD
Student in an Organized Health Care Education/Training Program (CMS: Gastroenterology) · Internal Medicine Physician · Durham, NC
- NPI 1558596403
- Accepts Medicare
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Duke South, Gastroenterology Box 3913, Room 0348, Basement, Orange Zone
Durham, NC 27710
(301) 758-0727
Credentials & registration
- NPI registered
- May 2009 — 17 yrs on file
- Profile last updated
- July 6, 2015
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 390200000X — NUCC code
- State license (1)
- Pennsylvania #MT195507
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558596403. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
383
Distinct HCPCS
10
Medicare allowed
$38,334
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 68 | 65 | $91 | |
91010 |
Study of esophagus to assess movement | 54 | 54 | $61 | |
91037 |
Monitoring and recording of esophageal function through nasal tube with electrode | 28 | 28 | $46 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 28 | 28 | $172 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 26 | 26 | $84 | |
91035 |
Monitoring and recording of esophageal function through a capsule attached to the esophagus wall | 23 | 23 | $77 | |
91038 |
Prolonged monitoring and recording of esophageal function through nasal tube with electrode | 22 | 21 | $53 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 21 | 21 | $109 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 21 | 20 | $93 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 20 | 20 | $237 |
In context: peer comparison
Among 28 peers in this city , average services per provider: 50. This provider delivers 7.7× the peer median.Open Payments
Industry payments received
All-time total
$1,911
Transactions
5
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 2 | $1,820.00 | |
| GENZYME CORPORATION | 3 | $91.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
221
Patients
76
Total drug cost
$14,463
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 115 | 44 | $2,160 |
| Pantoprazole Sodium | Generic | 35 | 15 | $364 |
| Esomeprazole Magnesium | Generic | 24 | 0 | $2,207 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 17 | 17 | $310 |
| Sucralfate | Generic | 16 | 0 | $5,208 |
| Lansoprazole | Generic | 14 | 0 | $4,214 |
Frequently asked questions
What is Dr. David Leiman's medical specialty?
Dr. David Leiman practices Student in an Organized Health Care Education/Training Program in Durham, NC.
Where does Dr. David Leiman practice?
Dr. David Leiman practices at Duke South, Gastroenterology Box 3913, Durham, NC 27710. Office phone: 3017580727.
What is Dr. David Leiman's NPI?
Dr. David Leiman's National Provider Identifier (NPI) is 1558596403, issued by NPPES.
Does Dr. David Leiman accept Medicare assignment?
Yes. Dr. David Leiman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Leiman commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Study of esophagus to assess movement (HCPCS 91010); Monitoring and recording of esophageal function through nasal tube with electrode (HCPCS 91037). Source: CMS Medicare Physician & Other Practitioners file.