Doctor profile · Federal record
Dr. William Stern, M.D.
Gastroenterology Physician · Rockville, MD
- NPI 1265439475
- 21 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
15001 Shady Grove RD Ste 300
Rockville, MD 208506353
(301) 340-3252
fax (301) 340-1423 - Additional location
-
15501 Shady Grove Road, Suite 300
Rockville, MD 20850 - Additional location
-
9420 Key West Avenue, Suite 202
Rockville, MD 208506288
(301) 251-9555
fax (301) 309-0765 - Mailing address
-
10770 Columbia Pike Ste 400
Silver Spring, MD 209014462
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- January 4, 2021
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Maryland #D0022865
- Medicaid
- MD #798861300
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265439475. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
614
Distinct HCPCS
10
Medicare allowed
$87,977
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 98 | 98 | $98 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 94 | 94 | $120 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 94 | 86 | $140 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 75 | 72 | $101 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 71 | 71 | $273 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 50 | 50 | $126 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 37 | 37 | $188 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 36 | 36 | $187 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 24 | 24 | $184 | |
43450 |
Dilation of esophagus | 22 | 22 | $44 |
In context: peer comparison
Among 13 peers in Rockville Gastroenterology Physician, average services per provider: 222. This provider delivers 2.8× the peer median.Open Payments
Industry payments received
All-time total
$393
Transactions
18
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 5 | $119.49 | |
| Ironwood Pharmaceuticals, INC | 4 | $86.85 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 2 | $38.89 | |
| Abbvie INC. | 2 | $33.41 | |
| Ipsen Biopharmaceuticals, INC | 1 | $29.76 | |
| Janssen Biotech, INC. | 1 | $24.71 | |
| Ardelyx, INC. | 1 | $24.21 | |
| Gilead Sciences, INC. | 1 | $18.10 | |
| Celltrion USA INC. | 1 | $17.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
381
Patients
174
Total drug cost
$103,057
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rabeprazole Sodium | Generic | 83 | 33 | $10,642 |
| Famotidine | Generic | 46 | 23 | $1,209 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 43 | 43 | $7,484 |
| Colestipol Hcl | Generic | 35 | 18 | $4,821 |
| Omeprazole | Generic | 34 | 18 | $757 |
| Pantoprazole Sodium | Generic | 33 | 16 | $1,171 |
| Linzess (Linaclotide) | Brand | 28 | 12 | $33,962 |
| Amitriptyline Hcl | Generic | 20 | 11 | $338 |
| Sucralfate | Generic | 17 | 0 | $3,576 |
| Lansoprazole | Generic | 16 | 0 | $697 |
Frequently asked questions
What is Dr. William Stern's medical specialty?
Dr. William Stern practices Gastroenterology Physician in Rockville, MD.
Where does Dr. William Stern practice?
Dr. William Stern practices at 15001 Shady Grove RD Ste 300, Rockville, MD 208506353. Office phone: 3013403252.
What is Dr. William Stern's NPI?
Dr. William Stern's National Provider Identifier (NPI) is 1265439475, issued by NPPES.
What procedures does Dr. William Stern commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.