Matthew Theodore Merchant
- Part D claims, 2024
- 217
- Hospital affiliations
- 3
- Industry payments
- $89
- Medical groups
- 2
- State licenses
- 2
- Practice address
- 615 N Michigan St, South Bend, IN 46601
- Practice phone
- Call (574) 647-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Matthew Merchant'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.
Matthew Theodore Merchant is an emergency medicine physician in South Bend, Indiana
Matthew Merchant practices at Memorial Hospital of South Bend in South Bend, Indiana, part of Beacon Health System.
Matthew Merchant's NPI, 1861073199, was assigned on April 19, 2021. Matthew Merchant graduated from Rush Medical College of Rush University in 2022. Matthew Merchant holds Michigan license 4301511452.
- NPI
- 1861073199NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193103646
- NPI enumeration date
- April 19, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (574) 647-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Matthew Theodore Merchant practices at Memorial Hospital of South Bend in South Bend, Indiana
Matthew Merchant's primary practice is Memorial Hospital of South Bend, at 615 N Michigan St, South Bend, IN 46601 in St. Joseph County. The practice phone is (574) 647-1000.
- Memorial Hospital of South Bend615 N Michigan St, South Bend, IN 46601 · St. Joseph CountyPhone(574) 647-1000
Source: Dmand AI Affiliation Data
Matthew Theodore Merchant is affiliated with 3 sites of care and 2 medical groups
Matthew Merchant's primary practice is Memorial Hospital of South Bend in South Bend, Indiana, part of Beacon Health System. Matthew Merchant is also affiliated with Community Hospital of Bremen. The medical group on file is South Bend Emergency Physicians. Dmand AI also links Matthew Merchant to 1 more hospital and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Matthew Theodore Merchant's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Merchant practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Hospital of South Bend | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Matthew Theodore Merchant is one of 1,275 emergency medicine physicians in Indiana
Emergency medicine is Matthew Merchant's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Matthew Merchant's licenses on file in 2 states: Michigan and Indiana.
Specialties and state licenses
- Emergency medicine, MichiganPrimary
- Indiana license
Emergency medicine physicians near Matthew Merchant
Counts of emergency medicine physicians 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
Matthew Theodore Merchant's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Matthew Merchant's median patient age at 70, with 57% women.
Matthew Merchant's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women57%
- Men42%
Source: Dmand AI Patient Panel Data
Matthew Theodore Merchant wrote 217 Medicare Part D claims in 2024
In 2024, Matthew Merchant wrote 217 Medicare Part D claims for 153 patients. 94% of them were for generic drugs. CMS names the drug for 135 of them, across 7 drugs with 11 or more claims each, at $852 in total drug cost. In 2023, CMS named 49 claims across 3 drugs.
Matthew Merchant's Part D claims by kind of drug, 2024
- Generic205 claims94%
- Brand-name12 claims6%
Matthew Merchant'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 Matthew Merchant's Part D claims, 2024
- Opioids9%19 of 217 claims
- Antibiotics32%70 of 217 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: 492024: 135176%
Drugs named by CMS: 7 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 Matthew Theodore Merchant takes part in Medicare
Matthew Merchant accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Matthew Theodore Merchant received $89 in industry payments from 2022 to 2025
CMS Open Payments shows 5 general payments to Matthew Merchant from 5 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $29.
General payments to Matthew Merchant by program year, 2022 to 2025
Companies that paid Matthew Merchant the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Matthew Theodore Merchant graduated from Rush Medical College of Rush University
Matthew Merchant graduated from Rush Medical College of Rush University in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Matthew Theodore Merchant'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 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) |
| 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 Matthew Theodore Merchant
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew Theodore Merchant's NPI number?
Matthew Theodore Merchant's NPI number is 1861073199. It was assigned on April 19, 2021, and it is active in the NPI Registry.
What does Matthew Theodore Merchant specialize in?
Matthew Theodore Merchant is an emergency medicine physician in South Bend, Indiana. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Matthew Theodore Merchant practice?
Matthew Merchant practices at 615 N Michigan St, South Bend, IN 46601. Matthew Merchant's primary practice is Memorial Hospital of South Bend in South Bend, Indiana, part of Beacon Health System. Dmand AI also links Matthew Merchant to 1 hospital and 1 medical group.
What is Matthew Theodore Merchant's office phone number?
The practice phone on file for Matthew Merchant is (574) 647-1000.
What is Matthew Theodore Merchant's medical license number?
Matthew Merchant holds Michigan license 4301511452, one of the licenses on file in 2 states.
Which states has Matthew Theodore Merchant been licensed in?
Dmand AI has state licenses on file for Matthew Merchant in Michigan and Indiana.
Which hospitals is Matthew Theodore Merchant affiliated with?
Matthew Merchant practices at Memorial Hospital of South Bend in South Bend, Indiana. Matthew Merchant is also affiliated with Community Hospital of Bremen. Dmand AI links Matthew Merchant to 1 more hospital.
What medical group is Matthew Theodore Merchant part of?
Matthew Merchant is linked to South Bend Emergency Physicians. Dmand AI links Matthew Merchant to 1 more medical group.
Does Matthew Theodore Merchant accept Medicare?
Yes. CMS lists Matthew Merchant as accepting Medicare assignment.
Where did Matthew Theodore Merchant go to medical school?
Matthew Merchant graduated from Rush Medical College of Rush University in 2022.
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What drugs does Matthew Theodore Merchant prescribe most?
In 2024 Medicare Part D data, Matthew Merchant's most prescribed drugs by claims were Cephalexin, Ondansetron ODT and Prednisone.
Has Matthew Theodore Merchant received payments from drug or device companies?
CMS Open Payments shows $89 in general payments to Matthew Merchant from 5 companies from 2022 to 2025. The largest total came from Boston Scientific Corporation.
How long has Matthew Theodore Merchant been practicing?
Matthew Merchant graduated from medical school in 2022, 4 years ago.
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