Dr. Mathews Roy, MD
- Part D claims, 2024
- 394
- Publications
- 3
- Industry payments
- $505
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 301 University Blvd, Galveston, TX 77555
- Practice phone
- Call (409) 747-1883
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Roy'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. Mathews Roy is an internist in Galveston, Texas
Dr. Roy practices in Galveston, Texas.
Dr. Roy's NPI, 1356087100, was assigned on May 5, 2022. Dr. Roy holds Texas license BP10079550.
- NPI
- 1356087100NPI Registry (opens in a new tab)
- NPI enumeration date
- May 5, 2022
- NPI status
- Active
- Practice phone
- (409) 747-1883
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Mathews Roy's practice address is in Galveston, Texas
Dr. Roy's practice address in the NPI Registry is 301 University Blvd, Galveston, TX 77555, in Galveston County. The practice phone is (409) 747-1883.
- NPI Registry address301 University Blvd, Galveston, TX 77555 · Galveston CountyPhone(409) 747-1883
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Mathews Roy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Roy practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Roy's practice | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mathews Roy is one of 8,437 internists in Texas
Internal medicine is Dr. Roy's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Roy is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Internists near Dr. Roy
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. Mathews Roy wrote 394 Medicare Part D claims in 2024
In 2024, Dr. Roy wrote 394 Medicare Part D claims for 84 patients. 86% of them were for generic drugs. CMS names the drug for 168 of them, across 10 drugs with 11 or more claims each, at $12,527 in total drug cost. In 2023, CMS named 143 claims across 9 drugs.
Dr. Roy's Part D claims by kind of drug, 2024
- Generic339 claims86%
- Brand-name55 claims14%
Dr. Roy'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: 1432024: 16817%
Drugs named by CMS: 10 in 2024, 9 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
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. Mathews Roy has 3 publications on record
Dmand AI links 3 papers to Dr. Roy, published from 2024 to 2025. Dr. Roy's most frequent co-authors are Alexander Konopnicki, DO, Jeremy Bergman, DO and Bagi Rp Jana, MD.
Dr. Roy's most frequent co-authors
- Alexander Konopnicki, DO2 shared papers
- Jeremy Bergman, DO1 shared paper
- Bagi Rp Jana, MD1 shared paper
Recent publications by Dr. Roy
BMJ Open Qual
See who Dr. Roy researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Roy works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mathews Roy received $505 in industry payments from 2023 to 2025
CMS Open Payments shows 10 general payments to Dr. Roy from 8 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $211.
General payments to Dr. Roy by program year, 2023 to 2025
Companies that paid Dr. Roy the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mathews Roy'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 |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Mathews Roy
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. Mathews Roy's NPI number?
Dr. Mathews Roy's NPI number is 1356087100. It was assigned on May 5, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Mathews Roy?
Dr. Mathews Roy is an internist in Galveston, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mathews Roy practice?
Dr. Roy practices at 301 University Blvd, Galveston, TX 77555.
What is Dr. Mathews Roy's office phone number?
The practice phone on file for Dr. Roy is (409) 747-1883.
What is Dr. Mathews Roy's medical license number?
Dr. Roy holds Texas license BP10079550.
What drugs does Dr. Mathews Roy prescribe most?
In 2024 Medicare Part D data, Dr. Roy's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Gabapentin.
Has Dr. Mathews Roy received payments from drug or device companies?
CMS Open Payments shows $505 in general payments to Dr. Roy from 8 companies from 2023 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Mathews Roy been practicing?
Dr. Roy's NPI was assigned in 2022.
Does Dr. Mathews Roy do research?
Dmand AI links 3 publications to Dr. Roy, published from 2024 to 2025.
Who does Dr. Mathews Roy publish with?
Dr. Roy's most frequent co-authors are Alexander Konopnicki, DO (2 shared papers), Jeremy Bergman, DO (1 shared paper) and Bagi Rp Jana, MD (1 shared paper).
Selling to internal medicine practices?
See internists in Texas 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