Doctor profile · Federal record
Dr. Steven Tsistrakis, M.D
Gastroenterology Physician (CMS: Gastroenterology) · Derry, NH
- NPI 1992168389
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6 Tsienneto RD Ste 301
Derry, NH 030381584
(603) 432-8802
Credentials & registration
- NPI registered
- April 2016 — 10 yrs on file
- Profile last updated
- April 4, 2022
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New Hampshire #22335
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992168389. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
896
Distinct HCPCS
10
Medicare allowed
$111,848
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 217 | 147 | $128 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 177 | 177 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 144 | 120 | $91 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 76 | 67 | $100 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 73 | 73 | $94 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 63 | 62 | $247 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 53 | 53 | $167 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 31 | 31 | $57 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 25 | 25 | $169 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 24 | 24 | $160 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 71. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$171
Transactions
8
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 4 | $93.38 | |
| QOL Medical, LLC | 1 | $21.09 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $21.00 | |
| PFIZER INC. | 1 | $20.10 | |
| Celltrion USA Inc. | 1 | $15.45 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
224
Patients
82
Total drug cost
$3,574
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 89 | 33 | $1,971 |
| Omeprazole | Generic | 79 | 19 | $759 |
| Famotidine | Generic | 27 | 12 | $249 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 18 | 18 | $289 |
| Esomeprazole Magnesium | Generic | 11 | 0 | $306 |
Hospital affiliations
Frequently asked questions
What is Dr. Steven Tsistrakis's medical specialty?
Dr. Steven Tsistrakis practices Gastroenterology Physician in Derry, NH.
Where does Dr. Steven Tsistrakis practice?
Dr. Steven Tsistrakis practices at 6 Tsienneto RD Ste 301, Derry, NH 030381584. Office phone: 6034328802.
What is Dr. Steven Tsistrakis's NPI?
Dr. Steven Tsistrakis's National Provider Identifier (NPI) is 1992168389, issued by NPPES.
Does Dr. Steven Tsistrakis accept Medicare assignment?
Yes. Dr. Steven Tsistrakis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Tsistrakis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.