Dr. Maxwell John Matson, MD
- Medicare services, 2023
- 1,017
- Part D claims, 2024
- 1,092
- Hospital affiliations
- 1
- Industry payments
- $495
- Medical group
- 1
- Practice address
- 2100 W Sunset Dr, Riverton, WY 82501
- Practice phone
- Call (307) 856-4161
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Maxwell John Matson is an internist in Riverton, Wyoming
Dr. Matson practices at SageWest Riverton in Riverton, Wyoming, part of ScionHealth.
Dr. Matson's NPI, 1669867719, was assigned on April 4, 2015. Dr. Matson graduated from University of Washington School of Medicine in 2015. Dr. Matson holds Arizona license 55793.
- NPI
- 1669867719NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547576902
- NPI enumeration date
- April 4, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (307) 856-4161
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Maxwell John Matson practices at SageWest Riverton in Riverton, Wyoming
Dr. Matson's primary practice is SageWest Riverton, at 2100 W Sunset Dr, Riverton, WY 82501 in Fremont County. The practice phone is (307) 856-4161.
- SageWest Riverton2100 W Sunset Dr, Riverton, WY 82501 · Fremont CountyPhone(307) 856-4161
Source: Dmand AI Affiliation Data
Dr. Maxwell John Matson is affiliated with 2 sites of care and 1 medical group
Dr. Matson's primary practice is SageWest Riverton in Riverton, Wyoming, part of ScionHealth. The medical group on file is Warm Valley Health Care. Dmand AI also links Dr. Matson to 1 more home health agency, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Maxwell John Matson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Matson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SageWest Riverton | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across ScionHealth and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Maxwell John Matson is one of 126 internists in Wyoming
Internal medicine is Dr. Matson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Matson is licensed in Arizona.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
Internists near Dr. Matson
Counts of internists 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. Maxwell John Matson billed Medicare for 1,017 services in 2023
CMS data shows 1,017 Medicare services from Dr. Matson across 9 procedure codes in 2023. Medicare paid $57,551 for them. Every service was in an office.
Dr. Matson's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 1,3032023: 56756%
- Surgery
- 2022: 6572023: 28457%
- Other services
- 2022: 5532023: 13875%
- Tests and treatments
- 2022: 2182023: 2887%
- Lab and pathology
- 2022: 152023: 0100%
Dr. Matson compared with the Wyoming median for internists, 2023
- Dr. Matson
- Wyoming median
- Medicare services
- 1,017vs 54387% above
- Part D claims
- 693vs 2562.7 times
Medians across 132 internists in Wyoming with Dmand AI profiles that report each measure.
Dr. Matson'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Matson and other internists in Wyoming.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Maxwell John Matson's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Matson's median patient age at 67, with 54% women.
Dr. Matson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Maxwell John Matson wrote 1,092 Medicare Part D claims in 2024
In 2024, Dr. Matson wrote 1,092 Medicare Part D claims for 315 patients. 84% of them were for generic drugs. CMS names the drug for 693 of them, across 26 drugs with 11 or more claims each, at $39,042 in total drug cost. In 2023, CMS named 6,851 claims across 111 drugs.
Dr. Matson's Part D claims by kind of drug, 2024
- Generic912 claims84%
- Brand-name and other180 claims16%
Dr. Matson'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. Matson's Part D claims, 2024
- Opioids3%29 of 1,092 claims
- Antibiotics3%34 of 1,092 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: 6,8512024: 69390%
Drugs named by CMS: 26 in 2024, 111 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. Maxwell John Matson takes part in Medicare
Dr. Matson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 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)
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Dr. Maxwell John Matson received $495 in industry payments from 2018 to 2022
CMS Open Payments shows 34 general payments to Dr. Matson from 14 drug and device companies from 2018 to 2022. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $85.
General payments to Dr. Matson by program year, 2018 to 2022
Companies that paid Dr. Matson the most, 2018 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Maxwell John Matson graduated from University of Washington School of Medicine
Dr. Matson graduated from University of Washington School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Maxwell John Matson'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 Data |
| 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. Maxwell John Matson
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. Maxwell John Matson's NPI number?
Dr. Maxwell John Matson's NPI number is 1669867719. It was assigned on April 4, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Maxwell John Matson?
Dr. Maxwell John Matson is an internist in Riverton, Wyoming. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Maxwell John Matson practice?
Dr. Matson practices at 2100 W Sunset Dr, Riverton, WY 82501. Dr. Matson's primary practice is SageWest Riverton in Riverton, Wyoming, part of ScionHealth. Dmand AI also links Dr. Matson to 1 home health agency.
What is Dr. Maxwell John Matson's office phone number?
The practice phone on file for Dr. Matson is (307) 856-4161.
What is Dr. Maxwell John Matson's medical license number?
Dr. Matson holds Arizona license 55793.
Which hospitals is Dr. Maxwell John Matson affiliated with?
Dr. Matson practices at SageWest Riverton in Riverton, Wyoming.
What medical group is Dr. Maxwell John Matson part of?
Dr. Matson is linked to Warm Valley Health Care.
Does Dr. Maxwell John Matson accept Medicare?
Yes. CMS data shows Dr. Matson billed Medicare for 1,017 services in 2023, and Dr. Matson accepts Medicare assignment.
What services does Dr. Maxwell John Matson bill to Medicare?
In 2023, Dr. Matson's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and office visit, established patient (99213).
Where did Dr. Maxwell John Matson go to medical school?
Dr. Matson graduated from University of Washington School of Medicine in 2015.
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What drugs does Dr. Maxwell John Matson prescribe most?
In 2024 Medicare Part D data, Dr. Matson's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Maxwell John Matson received payments from drug or device companies?
CMS Open Payments shows $495 in general payments to Dr. Matson from 14 companies from 2018 to 2022. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Maxwell John Matson been practicing?
Dr. Matson graduated from medical school in 2015, 11 years ago.
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