Dr. Damian R. Ymzon, MD
- Medicare services, 2023
- 166
- Medicare patients, 2024
- 30
- Part D claims, 2024
- 143
- Hospital affiliations
- 2
- Industry payments
- $9,340
- Practice address
- 30 13th St, Havre, MT 59501
- Practice phone
- Call (406) 265-2211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ymzon's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Damian R. Ymzon is a general surgeon in Havre, Montana
Dr. Ymzon practices at Northern Montana Hospital in Havre, Montana, part of Northern Montana Health Care.
Dr. Ymzon's NPI, 1861686560, was assigned on September 5, 2007. Dr. Ymzon graduated from University of Hawaii John A. Burns School of Medicine in 2004. Dr. Ymzon holds Montana license 12458.
- NPI
- 1861686560NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668667908
- NPI enumeration date
- September 5, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (406) 265-2211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Damian R. Ymzon practices at Northern Montana Hospital in Havre, Montana
Dr. Ymzon's primary practice is Northern Montana Hospital, at 30 13th St, Havre, MT 59501 in Hill County. The practice phone is (406) 265-2211.
- Northern Montana Hospital30 13th St, Havre, MT 59501 · Hill CountyPhone(406) 265-2211
Source: Dmand AI Affiliation Data
Dr. Damian R. Ymzon is affiliated with 3 sites of care and 1 medical group
Dr. Ymzon's primary practice is Northern Montana Hospital in Havre, Montana, part of Northern Montana Health Care. Dr. Ymzon is also affiliated with Benefis East Campus. The medical group on file is Northern Montana Hospital. Dmand AI also links Dr. Ymzon to 1 more rural health clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Damian R. Ymzon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ymzon practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northern Montana Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Northern Montana Health Care and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Damian R. Ymzon is one of 111 general surgeons in Montana
Surgery is Dr. Ymzon's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Ymzon is licensed in Montana.
Specialties and state licenses
- Surgery, MontanaPrimary
General surgeons near Dr. Ymzon
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Damian R. Ymzon billed Medicare for 166 services in 2023
CMS data shows 166 Medicare services from Dr. Ymzon across 6 procedure codes in 2023, for 30 Medicare patients. Medicare paid $22,773 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ymzon's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Surgery
- 2022: 1732023: 11534%
- Office and hospital visits
- 2022: 312023: 2616%
- Other services
- 2022: 332023: 2524%
Dr. Ymzon compared with the Montana median for general surgeons, 2023
- Dr. Ymzon
- Montana median
- Medicare services
- 166vs 13523% above
- Medicare patients
- 30vs 12376% below
- Part D claims
- 39vs 427% below
Medians across 121 general surgeons in Montana with Dmand AI profiles that report each measure.
Dr. Ymzon's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Ymzon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ymzon and other general surgeons in Montana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Damian R. Ymzon treated 30 Medicare patients in 2024, average age 71
CMS counts 30 Medicare patients who saw Dr. Ymzon in 2024. The largest group is 65 to 74, with 14 patients. 75% of them have high blood pressure, and 73% have high cholesterol. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ymzon's median patient age at 72, with 58% women.
Dr. Ymzon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ymzon's Medicare patients by sex, 2024
- Women1860%
- Men1240%
Chronic conditions among Dr. Ymzon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis53%
- COPD43%
- Anxiety40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ymzon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Damian R. Ymzon wrote 143 Medicare Part D claims in 2024
In 2024, Dr. Ymzon wrote 143 Medicare Part D claims for 64 patients. 97% of them were for generic drugs. CMS names the drug for 39 of them, across 2 drugs with 11 or more claims each, at $350 in total drug cost. In 2023, CMS named 60 claims across 3 drugs.
Dr. Ymzon's Part D claims by kind of drug, 2024
- Generic139 claims97%
- Brand-name and other4 claims3%
Dr. Ymzon's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Ymzon's Part D claims, 2024
- Opioids22%32 of 143 claims
- Antibiotics20%29 of 143 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 602024: 3935%
Drugs named by CMS: 2 in 2024, 3 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Damian R. Ymzon takes part in Medicare
Dr. Ymzon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Damian R. Ymzon received $9,340 in industry payments from 2017 to 2025
CMS Open Payments shows 26 general payments to Dr. Ymzon from 6 drug and device companies from 2017 to 2025. Education make up the largest share, 75% of the total. Intuitive Surgical, Inc. paid the most, $9,254.
General payments to Dr. Ymzon by program year, 2017 to 2025
General payments to Dr. Ymzon by kind, 2017 to 2025
- Education$7,02575%
- Travel and lodging$1,90220%
- Food and beverage$4134%
Companies that paid Dr. Ymzon the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Damian R. Ymzon graduated from University of Hawaii John A. Burns School of Medicine
Dr. Ymzon graduated from University of Hawaii John A. Burns School of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Damian R. Ymzon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Damian R. Ymzon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Damian R. Ymzon's NPI number?
Dr. Damian R. Ymzon's NPI number is 1861686560. It was assigned on September 5, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Damian R. Ymzon?
Dr. Damian R. Ymzon is a general surgeon in Havre, Montana. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Damian R. Ymzon practice?
Dr. Ymzon practices at 30 13th St, Havre, MT 59501. Dr. Ymzon's primary practice is Northern Montana Hospital in Havre, Montana, part of Northern Montana Health Care. Dmand AI also links Dr. Ymzon to 1 rural health clinic.
What is Dr. Damian R. Ymzon's office phone number?
The practice phone on file for Dr. Ymzon is (406) 265-2211.
What is Dr. Damian R. Ymzon's medical license number?
Dr. Ymzon holds Montana license 12458.
Which hospitals is Dr. Damian R. Ymzon affiliated with?
Dr. Ymzon practices at Northern Montana Hospital in Havre, Montana. Dr. Ymzon is also affiliated with Benefis East Campus.
What medical group is Dr. Damian R. Ymzon part of?
Dr. Ymzon is linked to Northern Montana Hospital.
Does Dr. Damian R. Ymzon accept Medicare?
Yes. CMS data shows Dr. Ymzon billed Medicare for 166 services in 2023, and Dr. Ymzon accepts Medicare assignment.
How many Medicare patients does Dr. Damian R. Ymzon see?
CMS counts 30 Medicare patients who saw Dr. Ymzon in 2024, with an average age of 71.
What services does Dr. Damian R. Ymzon bill to Medicare?
In 2023, Dr. Ymzon's most billed Medicare services were surgery: digestive system (45385), surgery: digestive system (43239) and hospital inpatient care (99232).
Show 4 more questionsShow fewer questions
Where did Dr. Damian R. Ymzon go to medical school?
Dr. Ymzon graduated from University of Hawaii John A. Burns School of Medicine in 2004.
What drugs does Dr. Damian R. Ymzon prescribe most?
In 2024 Medicare Part D data, Dr. Ymzon's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Pantoprazole Sodium.
Has Dr. Damian R. Ymzon received payments from drug or device companies?
CMS Open Payments shows $9,340 in general payments to Dr. Ymzon from 6 companies from 2017 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Damian R. Ymzon been practicing?
Dr. Ymzon graduated from medical school in 2004, 22 years ago.
Selling to surgery practices?
See general surgeons in Montana by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card