Dr. Mark Anthony Chesebro Jr., DO
- Part D claims, 2024
- 177
- Hospital affiliations
- 3
- Industry payments
- $55
- Medical group
- 1
- State license
- 1
- Practice address
- 1234 Napier Avenue, Saint Joseph, MI 49085
- Practice phone
- Call (269) 983-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Chesebro'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. Mark Anthony Chesebro Jr. is an emergency medicine physician in Saint Joseph, Michigan
Dr. Chesebro practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
Dr. Chesebro's NPI, 1124715073, was assigned on April 20, 2023. Dr. Chesebro holds Michigan license 5151016213.
- NPI
- 1124715073NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789040817
- NPI enumeration date
- April 20, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (269) 983-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Anthony Chesebro Jr. practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan
Dr. Chesebro's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital, at 1234 Napier Avenue, Saint Joseph, MI 49085 in Berrien County. The practice phone is (269) 983-8300.
- Corewell Health Lakeland Hospitals - Saint Joseph Hospital1234 Napier Avenue, Saint Joseph, MI 49085 · Berrien CountyPhone(269) 983-8300
Source: Dmand AI Affiliation Data
Dr. Mark Anthony Chesebro Jr. is affiliated with 3 sites of care and 1 medical group
Dr. Chesebro's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dr. Chesebro is also affiliated with Parkview Regional Medical Center. The medical group on file is Professional Emergency Physicians. Dmand AI also links Dr. Chesebro to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Anthony Chesebro Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chesebro practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Lakeland Hospitals - Saint Joseph Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Anthony Chesebro Jr. is one of 2,045 emergency medicine physicians in Michigan
Emergency medicine is Dr. Chesebro's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chesebro is licensed in Michigan.
Specialties and state licenses
- Emergency medicine, MichiganPrimary
Emergency medicine physicians near Dr. Chesebro
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
Dr. Mark Anthony Chesebro Jr.'s patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Chesebro's median patient age at 59, with 52% women.
Dr. Chesebro'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
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. Mark Anthony Chesebro Jr. wrote 177 Medicare Part D claims in 2024
In 2024, Dr. Chesebro wrote 177 Medicare Part D claims for 131 patients. 96% of them were for generic drugs. CMS names the drug for 111 of them, across 7 drugs with 11 or more claims each, at $676 in total drug cost. In 2023, CMS named 14 claims across 1 drug.
Dr. Chesebro's Part D claims by kind of drug, 2024
- Generic170 claims96%
- Brand-name and other7 claims4%
Dr. Chesebro'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. Chesebro's Part D claims, 2024
- Opioids7%12 of 177 claims
- Antibiotics38%68 of 177 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: 142024: 111693%
Drugs named by CMS: 7 in 2024, 1 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. Mark Anthony Chesebro Jr. takes part in Medicare
Dr. Chesebro 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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Dr. Mark Anthony Chesebro Jr. received $55 in industry payments in 2025
CMS Open Payments shows 2 general payments to Dr. Chesebro from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. CSL Behring paid the most, $55.
Companies that paid Dr. Chesebro the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Anthony Chesebro Jr.'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) |
| 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. Mark Anthony Chesebro Jr.
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. Mark Anthony Chesebro Jr.'s NPI number?
Dr. Mark Anthony Chesebro Jr.'s NPI number is 1124715073. It was assigned on April 20, 2023, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Anthony Chesebro Jr.?
Dr. Mark Anthony Chesebro Jr. is an emergency medicine physician in Saint Joseph, Michigan. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Mark Anthony Chesebro Jr. practice?
Dr. Chesebro practices at 1234 Napier Avenue, Saint Joseph, MI 49085. Dr. Chesebro's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dmand AI also links Dr. Chesebro to 1 hospital.
What is Dr. Mark Anthony Chesebro Jr.'s office phone number?
The practice phone on file for Dr. Chesebro is (269) 983-8300.
What is Dr. Mark Anthony Chesebro Jr.'s medical license number?
Dr. Chesebro holds Michigan license 5151016213.
Which hospitals is Dr. Mark Anthony Chesebro Jr. affiliated with?
Dr. Chesebro practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan. Dr. Chesebro is also affiliated with Parkview Regional Medical Center. Dmand AI links Dr. Chesebro to 1 more hospital.
What medical group is Dr. Mark Anthony Chesebro Jr. part of?
Dr. Chesebro is linked to Professional Emergency Physicians.
Does Dr. Mark Anthony Chesebro Jr. accept Medicare?
Yes. CMS lists Dr. Chesebro as accepting Medicare assignment.
What drugs does Dr. Mark Anthony Chesebro Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Chesebro's most prescribed drugs by claims were Prednisone, Cephalexin and Doxycycline Monohydrate.
Has Dr. Mark Anthony Chesebro Jr. received payments from drug or device companies?
CMS Open Payments shows $55 in general payments to Dr. Chesebro from 1 company from 2025 to 2025. The largest total came from CSL Behring.
How long has Dr. Mark Anthony Chesebro Jr. been practicing?
Dr. Chesebro graduated from medical school in 2023, 3 years ago.
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