Doctor profile · Federal record
Dr. Kleanthis Dendrinos, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Internal Medicine Physician · Bozeman, MT
- NPI 1861528457
- Accepts Medicare
- MIPS 80.8 / 100 · 2023
- 25 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
875 S Cottonwood RD Ste 200
Bozeman, MT 597184208
(406) 414-5336
fax (406) 414-5337 - Additional location
-
931 Highland Blvd Ste 3350
Bozeman, MT 597156914 - Mailing address
-
915 Highland Blvd
Bozeman, MT 597156902
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- April 10, 2025
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (3)
- Montana #MED-PHYS-LIC-58486 · Wyoming #7943A · Massachusetts #220124
- Medicaid
- WY #1861528457
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861528457. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
663
Distinct HCPCS
10
Medicare allowed
$94,541
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 178 | 178 | $249 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 151 | 150 | $89 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 103 | 101 | $78 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 52 | 43 | $89 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 32 | 29 | $127 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 31 | 31 | $149 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 29 | 29 | $164 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 28 | 28 | $177 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 19 | 19 | $113 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 18 | 18 | $102 |
In context: peer comparison
Among 4 peers in Bozeman Gastroenterology Physician, average services per provider: 44. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$472
Transactions
10
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 6 | $309.41 | |
| Pfizer INC. | 1 | $112.46 | |
| Celgene Corporation | 1 | $18.00 | |
| Regeneron Healthcare Solutions, INC. | 1 | $17.30 | |
| Janssen Biotech, INC. | 1 | $14.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
181
Patients
22
Total drug cost
$98,874
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 71 | 22 | $1,269 |
| Budesonide Dr (Budesonide) | Brand | 30 | 0 | $11,353 |
| Pantoprazole Sodium | Generic | 29 | 0 | $482 |
| Balsalazide Disodium | Generic | 16 | 0 | $4,398 |
| Humira(Cf) Pen (Adalimumab) | Brand | 12 | 0 | $79,142 |
| Ursodiol | Generic | 12 | 0 | $2,163 |
| Azathioprine | Generic | 11 | 0 | $68 |
Hospital affiliations
Frequently asked questions
What is Dr. Kleanthis Dendrinos's medical specialty?
Dr. Kleanthis Dendrinos practices Gastroenterology Physician in Bozeman, MT.
Where does Dr. Kleanthis Dendrinos practice?
Dr. Kleanthis Dendrinos practices at 875 S Cottonwood RD Ste 200, Bozeman, MT 597184208. Office phone: 4064145336.
What is Dr. Kleanthis Dendrinos's NPI?
Dr. Kleanthis Dendrinos's National Provider Identifier (NPI) is 1861528457, issued by NPPES.
Does Dr. Kleanthis Dendrinos accept Medicare assignment?
Yes. Dr. Kleanthis Dendrinos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kleanthis Dendrinos commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); 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). Source: CMS Medicare Physician & Other Practitioners file.