Doctor profile · Federal record
Dr. Stephen Park, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Gastroenterology Physician · General Practice Physician · Rockville, MD
- NPI 1649407289
- Accepts Medicare
- 17 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
9711 Medical Center Dr Ste 308
Rockville, MD 208503388
(301) 251-1244 - Additional location
-
56 Thomas Johnson Dr Ste 110
Frederick, MD 217024859
Credentials & registration
- NPI registered
- June 2009 — 17 yrs on file
- Profile last updated
- July 13, 2020
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Maryland #D0082067 · Virginia #0101248589
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649407289. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
666
Distinct HCPCS
8
Medicare allowed
$87,375
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 147 | 145 | $83 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 124 | 120 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 112 | 99 | $133 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 99 | 98 | $257 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 75 | 75 | $170 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 39 | 35 | $93 | |
43251 |
Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare | 38 | 38 | $160 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 32 | 32 | $115 |
In context: peer comparison
Among 13 peers in Rockville Gastroenterology Physician, average services per provider: 222. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$1,501
Transactions
66
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 22 | $460.29 | |
| Janssen Biotech, INC. | 7 | $153.98 | |
| Qol Medical, LLC | 3 | $109.45 | |
| Takeda Pharmaceuticals U.S.A., INC. | 5 | $108.25 | |
| Celgene Corporation | 5 | $93.03 | |
| Madrigal Pharmaceuticals | 4 | $89.13 | |
| Pfizer INC. | 3 | $65.13 | |
| Fresenius Kabi USA, LLC | 3 | $62.36 | |
| Ironwood Pharmaceuticals, INC | 3 | $58.51 | |
| Lilly USA, LLC | 3 | $55.13 | |
| Ipsen Biopharmaceuticals, INC | 2 | $45.70 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 2 | $37.13 | |
| Intercept Pharmaceuticals, INC. | 2 | $33.39 | |
| Daiichi Sankyo INC. | 1 | $26.54 | |
| Ferring Pharmaceuticals INC. | 1 | $24.92 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
754
Patients
329
Total drug cost
$61,308
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 250 | 111 | $5,604 |
| Omeprazole | Generic | 129 | 44 | $2,265 |
| Famotidine | Generic | 119 | 53 | $3,214 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 51 | 47 | $8,689 |
| Dicyclomine Hcl | Generic | 46 | 24 | $818 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 35 | 34 | $5,726 |
| Esomeprazole Magnesium | Generic | 28 | 0 | $806 |
| Sucralfate | Generic | 24 | 16 | $1,567 |
| Colestipol Hcl | Generic | 20 | 0 | $3,978 |
| Lubiprostone | Generic | 20 | 0 | $5,539 |
Hospital affiliations
Frequently asked questions
What is Dr. Stephen Park's medical specialty?
Dr. Stephen Park practices Gastroenterology Physician in Rockville, MD.
Where does Dr. Stephen Park practice?
Dr. Stephen Park practices at 9711 Medical Center Dr Ste 308, Rockville, MD 208503388. Office phone: 3012511244.
What is Dr. Stephen Park's NPI?
Dr. Stephen Park's National Provider Identifier (NPI) is 1649407289, issued by NPPES.
Does Dr. Stephen Park accept Medicare assignment?
Yes. Dr. Stephen Park accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Park commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.