Dr. Matthew M. Walton, MD
- Medicare services, 2024
- 474
- Medicare patients, 2024
- 419
- Part D claims, 2024
- 653
- MIPS score, 2024
- 97
- Hospital affiliations
- 5
- Practice address
- 3509 NW Samaritan Dr, Corvallis, OR 97330
- Practice phone
- Call (541) 768-5144
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Good Samaritan Regional Medical Center-Inpatient Mental Health
Corvallis, Oregon
Find Dr. Walton'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. Matthew M. Walton is a gastroenterologist in Corvallis, Oregon
Dr. Walton practices at Good Samaritan Regional Medical Center-Inpatient Mental Health in Corvallis, Oregon.
Dr. Walton's NPI, 1952497737, was assigned on October 5, 2006. Dr. Walton graduated from Medical University of South Carolina College of Medicine in 2002. Dr. Walton holds Oregon license MD29243.
- NPI
- 1952497737NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113063405
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (541) 768-5144
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew M. Walton practices at Good Samaritan Regional Medical Center-Inpatient Mental Health in Corvallis, Oregon
Dr. Walton's primary practice is Good Samaritan Regional Medical Center-Inpatient Mental Health, at 3509 NW Samaritan Dr, Corvallis, OR 97330 in Benton County. The practice phone is (541) 768-5144.
- Good Samaritan Regional Medical Center-Inpatient Mental Health3509 NW Samaritan Dr, Corvallis, OR 97330 · Benton CountyPhone(541) 768-5144
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Matthew M. Walton is affiliated with 9 sites of care and 4 medical groups
Dr. Walton's primary practice is Good Samaritan Regional Medical Center-Inpatient Mental Health in Corvallis, Oregon. Dr. Walton is also affiliated with Good Samaritan Regional Medical Center. The medical group on file is Good Samaritan Regional Medical Center. Dmand AI also links Dr. Walton to 4 more hospitals, 3 group practices and clinics and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Matthew M. Walton's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walton practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Good Samaritan Regional Medical Center-Inpatient Mental Health | Available with a free account |
| +8 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Matthew M. Walton is one of 226 gastroenterologists in Oregon
Gastroenterology is Dr. Walton's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Walton is licensed in Oregon.
Specialties and state licenses
- Gastroenterology, OregonPrimary
Gastroenterologists near Dr. Walton
Counts of gastroenterologists 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. Matthew M. Walton billed Medicare for 474 services in 2024
CMS data shows 474 Medicare services from Dr. Walton across 10 procedure codes in 2024, for 419 Medicare patients. Medicare paid $67,660 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Walton's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 2742024: 40347%
- Other services
- 2023: 222024: 51132%
- Office and hospital visits
- 2023: 182024: 2011%
Dr. Walton compared with the Oregon median for gastroenterologists, 2024
- Dr. Walton
- Oregon median
- Medicare services
- 474vs 27374% above
- Medicare patients
- 419vs 1902.2 times
- Part D claims
- 531vs 34056% above
Medians across 224 gastroenterologists in Oregon with Dmand AI profiles that report each measure.
Dr. Walton's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew M. Walton treated 419 Medicare patients in 2024, average age 71
CMS counts 419 Medicare patients who saw Dr. Walton in 2024. The largest group is 65 to 74, with 237 patients. 63% of them have high cholesterol, and 61% have high blood pressure. 18% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Walton's median patient age at 57, with 55% women.
Dr. Walton's Medicare patients by age, 2024
Dr. Walton's Medicare patients by sex, 2024
- Women23356%
- Men18644%
Chronic conditions among Dr. Walton's Medicare patients, 2024
- High cholesterol63%
- High blood pressure61%
- Arthritis38%
- Diabetes26%
- Mood disorders24%
- Anxiety21%
- Depression20%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Walton's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Matthew M. Walton wrote 653 Medicare Part D claims in 2024
In 2024, Dr. Walton wrote 653 Medicare Part D claims for 534 patients. 76% of them were for generic drugs. CMS names the drug for 531 of them, across 5 drugs with 11 or more claims each, at $15,940 in total drug cost. In 2023, CMS named 592 claims across 8 drugs.
Dr. Walton's Part D claims by kind of drug, 2024
- Generic498 claims76%
- Brand-name155 claims24%
Dr. Walton'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5922024: 53110%
Drugs named by CMS: 5 in 2024, 8 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
Dr. Matthew M. Walton scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Walton for performance year 2024, reported as part of a group. Dr. Walton accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 154 procedures of colonoscopy by Dr. Walton, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Walton's MIPS scores, performance year 2024
- 97of 100Final score
- 88.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 84of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Walton ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 88th percentile176 procedures
- Colonoscopy
- 89th percentile154 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Matthew M. Walton received $441 in industry payments from 2016 to 2023
CMS Open Payments shows 19 general payments to Dr. Walton from 11 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 79% of the total. Janssen Pharmaceuticals, Inc paid the most, $164.
General payments to Dr. Walton by program year, 2016 to 2023
General payments to Dr. Walton by kind, 2016 to 2023
- Food and beverage$34979%
- Education$9321%
Companies that paid Dr. Walton the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew M. Walton graduated from Medical University of South Carolina College of Medicine
Dr. Walton graduated from Medical University of South Carolina College of Medicine in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Matthew M. Walton'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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. Matthew M. Walton
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. Matthew M. Walton's NPI number?
Dr. Matthew M. Walton's NPI number is 1952497737. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew M. Walton?
Dr. Matthew M. Walton is a gastroenterologist in Corvallis, Oregon. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Matthew M. Walton practice?
Dr. Walton practices at 3509 NW Samaritan Dr, Corvallis, OR 97330. Dr. Walton's primary practice is Good Samaritan Regional Medical Center-Inpatient Mental Health in Corvallis, Oregon. Dmand AI also links Dr. Walton to 4 hospitals, 3 group practices and clinics and 3 medical groups.
What is Dr. Matthew M. Walton's office phone number?
The practice phone on file for Dr. Walton is (541) 768-5144.
What is Dr. Matthew M. Walton's medical license number?
Dr. Walton holds Oregon license MD29243.
Which hospitals is Dr. Matthew M. Walton affiliated with?
Dr. Walton is affiliated with Good Samaritan Regional Medical Center. Dmand AI links Dr. Walton to 4 more hospitals.
What medical group is Dr. Matthew M. Walton part of?
Dr. Walton is linked to Good Samaritan Regional Medical Center. Dmand AI links Dr. Walton to 3 more medical groups.
Does Dr. Matthew M. Walton accept Medicare?
Yes. CMS data shows Dr. Walton billed Medicare for 474 services in 2024, and Dr. Walton accepts Medicare assignment.
What is Dr. Matthew M. Walton's MIPS score?
Dr. Walton's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Dr. Matthew M. Walton see?
CMS counts 419 Medicare patients who saw Dr. Walton in 2024, with an average age of 71.
Show 5 more questionsShow fewer questions
What services does Dr. Matthew M. Walton bill to Medicare?
In 2024, Dr. Walton's most billed Medicare services were surgery: digestive system (45385), surgery: digestive system (43239) and surgery: digestive system (45380).
Where did Dr. Matthew M. Walton go to medical school?
Dr. Walton graduated from Medical University of South Carolina College of Medicine in 2002.
What drugs does Dr. Matthew M. Walton prescribe most?
In 2024 Medicare Part D data, Dr. Walton's most prescribed drugs by claims were Peg 3350-Electrolyte, Sod Sulf-Potass Sulf-Mag Sulf and Omeprazole.
Has Dr. Matthew M. Walton received payments from drug or device companies?
CMS Open Payments shows $441 in general payments to Dr. Walton from 11 companies from 2016 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Matthew M. Walton been practicing?
Dr. Walton graduated from medical school in 2002, 24 years ago.
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