Dr. Matthew Samual Baron, DO
- Medicare services, 2024
- 1,436
- Medicare patients, 2024
- 244
- Part D claims, 2024
- 3,769
- MIPS score, 2024
- 90
- Hospital affiliations
- 1
- Practice address
- 301 Saint Paul Place, Baltimore, MD 21202
- Practice phone
- Call (410) 332-9237
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Baron's professional email, personal email and mobile number
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Dr. Matthew Samual Baron is an internist in Baltimore, Maryland
Dr. Baron practices at Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center.
Dr. Baron's NPI, 1255513644, was assigned on November 28, 2007. Dr. Baron graduated from Philadelphia College of Osteopathic Medicine in 2007. Dr. Baron holds Maryland license H0075355.
- NPI
- 1255513644NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375792187
- NPI enumeration date
- November 28, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 332-9237
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew Samual Baron practices at Mercy Medical Center in Baltimore, Maryland
Dr. Baron's primary practice is Mercy Medical Center, at 301 Saint Paul Place, Baltimore, MD 21202 in Baltimore City. The practice phone is (410) 332-9237.
- Mercy Medical Center301 Saint Paul Place, Baltimore, MD 21202 · Baltimore CityPhone(410) 332-9237
Source: Dmand AI Affiliation Data
Dr. Matthew Samual Baron is affiliated with 6 sites of care and 1 medical group
Dr. Baron's primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. The medical group on file is Mercy Family Care Physicians. Dmand AI also links Dr. Baron to 4 more home health agencies and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew Samual Baron's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baron practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Center | Available with a free account |
| +5 more affiliated sites | 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 Mercy Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Matthew Samual Baron is one of 3,320 internists in Maryland
Internal medicine is Dr. Baron's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Baron is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Baron
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. Matthew Samual Baron billed Medicare for 1,436 services in 2024
CMS data shows 1,436 Medicare services from Dr. Baron across 20 procedure codes in 2024, for 244 Medicare patients. Medicare paid $101,338 for them. Every service was in an office.
Dr. Baron's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2612024: 74341%
- Other services
- 2023: 1562024: 441183%
- Tests and treatments
- 2023: 1822024: 1915%
- Lab and pathology
- 2023: 362024: 6169%
Dr. Baron compared with the Maryland median for internists, 2024
- Dr. Baron
- Maryland median
- Medicare services
- 1,436vs 6562.2 times
- Medicare patients
- 244vs 251Close to median
- Part D claims
- 3,255vs 30910.5 times
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Baron'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Baron and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew Samual Baron treated 244 Medicare patients in 2024, average age 71
CMS counts 244 Medicare patients who saw Dr. Baron in 2024. The largest group is 65 to 74, with 127 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Baron's median patient age at 59, with 37% women.
Dr. Baron's Medicare patients by age, 2024
Dr. Baron's Medicare patients by sex, 2024
- Women9840%
- Men14660%
Chronic conditions among Dr. Baron's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Ischemic heart disease44%
- Anxiety34%
- Diabetes32%
- Mood disorders30%
- Depression27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baron's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women37%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Matthew Samual Baron wrote 3,769 Medicare Part D claims in 2024
In 2024, Dr. Baron wrote 3,769 Medicare Part D claims for 294 patients. 88% of them were for generic drugs. CMS names the drug for 3,255 of them, across 76 drugs with 11 or more claims each, at $361,644 in total drug cost. In 2023, CMS named 3,351 claims across 81 drugs.
Dr. Baron's Part D claims by kind of drug, 2024
- Generic3,332 claims88%
- Brand-name and other437 claims12%
Dr. Baron'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. Baron's Part D claims, 2024
- Antibiotics2%84 of 3,769 claims
- Antipsychotics, patients 65 and over1%52 of 3,769 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: 3,3512024: 3,2553%
Drugs named by CMS: 76 in 2024, 81 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 Samual Baron scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Baron for performance year 2024, reported individually. Dr. Baron accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Baron as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Baron's MIPS scores, performance year 2024
- 90of 100Final score
- 77.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Matthew Samual Baron received $9,290 in industry payments from 2016 to 2025
CMS Open Payments shows 565 general payments to Dr. Baron from 48 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,199.
General payments to Dr. Baron by program year, 2016 to 2025
General payments to Dr. Baron by kind, 2016 to 2025
- Food and beverage$9,285100%
- Education$50%
Companies that paid Dr. Baron the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew Samual Baron graduated from Philadelphia College of Osteopathic Medicine
Dr. Baron graduated from Philadelphia College of Osteopathic Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Matthew Samual Baron'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)Clinician Public Reporting: Overall MIPS Performance (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 Samual Baron
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 Samual Baron's NPI number?
Dr. Matthew Samual Baron's NPI number is 1255513644. It was assigned on November 28, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew Samual Baron?
Dr. Matthew Samual Baron is an internist in Baltimore, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Matthew Samual Baron practice?
Dr. Baron practices at 301 Saint Paul Place, Baltimore, MD 21202. Dr. Baron's primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. Dmand AI also links Dr. Baron to 4 home health agencies and 1 group practice or clinic.
What is Dr. Matthew Samual Baron's office phone number?
The practice phone on file for Dr. Baron is (410) 332-9237.
What is Dr. Matthew Samual Baron's medical license number?
Dr. Baron holds Maryland license H0075355.
Which hospitals is Dr. Matthew Samual Baron affiliated with?
Dr. Baron practices at Mercy Medical Center in Baltimore, Maryland.
What medical group is Dr. Matthew Samual Baron part of?
Dr. Baron is linked to Mercy Family Care Physicians.
Does Dr. Matthew Samual Baron accept Medicare?
Yes. CMS data shows Dr. Baron billed Medicare for 1,436 services in 2024, and Dr. Baron accepts Medicare assignment.
Does Dr. Matthew Samual Baron offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Baron as offering telehealth services.
What is Dr. Matthew Samual Baron's MIPS score?
Dr. Baron's MIPS final score for performance year 2024 is 90 out of 100, reported individually.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Matthew Samual Baron see?
CMS counts 244 Medicare patients who saw Dr. Baron in 2024, with an average age of 71.
What services does Dr. Matthew Samual Baron bill to Medicare?
In 2024, Dr. Baron's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Where did Dr. Matthew Samual Baron go to medical school?
Dr. Baron graduated from Philadelphia College of Osteopathic Medicine in 2007.
What drugs does Dr. Matthew Samual Baron prescribe most?
In 2024 Medicare Part D data, Dr. Baron's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Losartan Potassium.
Has Dr. Matthew Samual Baron received payments from drug or device companies?
CMS Open Payments shows $9,290 in general payments to Dr. Baron from 48 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Matthew Samual Baron been practicing?
Dr. Baron graduated from medical school in 2007, 19 years ago.
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