Doctor profile · Federal record
Dr. Damian Ymzon, M.D.
Surgery Physician (CMS: General Surgery) · Havre, MT
- NPI 1861686560
- Accepts Medicare
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
20 13Th Street West, Po Box 1231
Havre, MT 595015950
(406) 265-7831 - Mailing address
-
Po Box 1231
Havre, MT 595011231
Credentials & registration
- NPI registered
- September 2007 — 19 yrs on file
- Profile last updated
- October 9, 2025
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Montana #12458
- Medicaid
- MT #1861686560
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861686560. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
166
Distinct HCPCS
6
Medicare allowed
$27,446
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 57 | 56 | $248 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 27 | 27 | $94 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 26 | 19 | $78 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 25 | 25 | $180 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 16 | 16 | $175 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 15 | 15 | $96 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 27. This provider delivers 6.1× the peer median.Open Payments
Industry payments received
All-time total
$647
Transactions
5
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| INTUITIVE SURGICAL, INC. | 4 | $624.49 | |
| ABBVIE INC. | 1 | $22.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
60
Patients
25
Total drug cost
$603
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 27 | 25 | $233 |
| Pantoprazole Sodium | Generic | 18 | 0 | $178 |
| Omeprazole | Generic | 15 | 0 | $191 |
Hospital affiliations
Frequently asked questions
What is Dr. Damian Ymzon's medical specialty?
Dr. Damian Ymzon practices Surgery Physician in Havre, MT.
Where does Dr. Damian Ymzon practice?
Dr. Damian Ymzon practices at 20 13Th Street West, Havre, MT 595015950. Office phone: 4062657831.
What is Dr. Damian Ymzon's NPI?
Dr. Damian Ymzon's National Provider Identifier (NPI) is 1861686560, issued by NPPES.
Does Dr. Damian Ymzon accept Medicare assignment?
Yes. Dr. Damian Ymzon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Damian Ymzon 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 esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.