Dr. John-Phillip Thomas Markovic, MD
- Medicare services, 2024
- 2,731
- Medicare patients, 2024
- 999
- Part D claims, 2024
- 8,083
- Hospital affiliations
- 2
- Industry payments
- $1,498
- 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. Markovic'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. John-Phillip Thomas Markovic is an internist in Saint Joseph, Michigan
Dr. Markovic practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
Dr. Markovic's NPI, 1770903189, was assigned on April 24, 2014. Dr. Markovic graduated from Loma Linda University School of Medicine in 2014. Dr. Markovic holds Michigan license 4301506700.
- NPI
- 1770903189NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163649880
- NPI enumeration date
- April 24, 2014
- 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
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John-Phillip Thomas Markovic practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan
Dr. Markovic'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. John-Phillip Thomas Markovic is affiliated with 5 sites of care and 3 medical groups
Dr. Markovic's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dr. Markovic is also affiliated with Corewell Health Watervliet Hospital. The medical group on file is Corewell Health Medical Group South. Dmand AI also links Dr. Markovic to 3 more group practices and clinics and 2 medical groups, each named with a free account. Dr. Markovic's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John-Phillip Thomas Markovic's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Markovic practices, 5 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 |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John-Phillip Thomas Markovic is one of 4,804 internists in Michigan
Internal medicine is Dr. Markovic's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Markovic's licenses on file in 2 states: Michigan and Ohio.
Specialties and state licenses
- Internal medicine, MichiganPrimary
- Ohio license
Internists near Dr. Markovic
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. John-Phillip Thomas Markovic billed Medicare for 2,731 services in 2024
CMS data shows 2,731 Medicare services from Dr. Markovic across 26 procedure codes in 2024, for 999 Medicare patients. Medicare paid $143,705 for them.
Dr. Markovic's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,0952024: 1,36224%
- Office and hospital visits
- 2023: 8762024: 1,02917%
- Imaging
- 2023: 1332024: 19748%
- Lab and pathology
- 2023: 1762024: 12628%
- Other services
- 2023: 02024: 17
Where Dr. Markovic's Medicare services took place, 2024
- In an office1,48054%
- In a facility1,25146%
Dr. Markovic compared with the Michigan median for internists, 2024
- Dr. Markovic
- Michigan median
- Medicare services
- 2,731vs 4236.5 times
- Medicare patients
- 999vs 1596.3 times
- Part D claims
- 7,885vs 31425.1 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Markovic'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. Markovic and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John-Phillip Thomas Markovic treated 999 Medicare patients in 2024, average age 76
CMS counts 999 Medicare patients who saw Dr. Markovic in 2024. The largest group is 75 to 84, with 389 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.57, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Markovic's median patient age at 70, with 51% women.
Dr. Markovic's Medicare patients by age, 2024
Dr. Markovic's Medicare patients by sex, 2024
- Women52853%
- Men47147%
Chronic conditions among Dr. Markovic's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Ischemic heart disease41%
- Heart failure40%
- Atrial fibrillation39%
- Chronic kidney disease38%
- Diabetes35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Markovic'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
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John-Phillip Thomas Markovic wrote 8,083 Medicare Part D claims in 2024
In 2024, Dr. Markovic wrote 8,083 Medicare Part D claims for 935 patients. 83% of them were for generic drugs. CMS names the drug for 7,885 of them, across 58 drugs with 11 or more claims each, at $1,383,348 in total drug cost. In 2023, CMS named 3,563 claims across 41 drugs.
Dr. Markovic's Part D claims by kind of drug, 2024
- Generic6,738 claims83%
- Brand-name1,345 claims17%
Dr. Markovic'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: 3,5632024: 7,885121%
Drugs named by CMS: 58 in 2024, 41 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. John-Phillip Thomas Markovic takes part in Medicare
Dr. Markovic 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. John-Phillip Thomas Markovic received $1,498 in industry payments from 2019 to 2025
CMS Open Payments shows 51 general payments to Dr. Markovic from 13 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 64% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $306.
General payments to Dr. Markovic by program year, 2019 to 2025
General payments to Dr. Markovic by kind, 2019 to 2025
- Food and beverage$95864%
- Education$54036%
Companies that paid Dr. Markovic the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John-Phillip Thomas Markovic graduated from Loma Linda University School of Medicine
Dr. Markovic graduated from Loma Linda University School of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John-Phillip Thomas Markovic'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) |
| 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. John-Phillip Thomas Markovic
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. John-Phillip Thomas Markovic's NPI number?
Dr. John-Phillip Thomas Markovic's NPI number is 1770903189. It was assigned on April 24, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. John-Phillip Thomas Markovic?
Dr. John-Phillip Thomas Markovic is an internist in Saint Joseph, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John-Phillip Thomas Markovic practice?
Dr. Markovic practices at 1234 Napier Avenue, Saint Joseph, MI 49085. Dr. Markovic's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dmand AI also links Dr. Markovic to 3 group practices and clinics and 2 medical groups.
What is Dr. John-Phillip Thomas Markovic's office phone number?
The practice phone on file for Dr. Markovic is (269) 983-8300.
What is Dr. John-Phillip Thomas Markovic's medical license number?
Dr. Markovic holds Michigan license 4301506700, one of the licenses on file in 2 states.
Which states has Dr. John-Phillip Thomas Markovic been licensed in?
Dmand AI has state licenses on file for Dr. Markovic in Michigan and Ohio.
Which hospitals is Dr. John-Phillip Thomas Markovic affiliated with?
Dr. Markovic practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan. Dr. Markovic is also affiliated with Corewell Health Watervliet Hospital.
What medical group is Dr. John-Phillip Thomas Markovic part of?
Dr. Markovic is linked to Corewell Health Medical Group South. Dmand AI links Dr. Markovic to 2 more medical groups.
Does Dr. John-Phillip Thomas Markovic accept Medicare?
Yes. CMS data shows Dr. Markovic billed Medicare for 2,731 services in 2024, and Dr. Markovic accepts Medicare assignment.
How many Medicare patients does Dr. John-Phillip Thomas Markovic see?
CMS counts 999 Medicare patients who saw Dr. Markovic in 2024, with an average age of 76.
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What services does Dr. John-Phillip Thomas Markovic bill to Medicare?
In 2024, Dr. Markovic's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93306) and heart test or procedure (93000).
Where did Dr. John-Phillip Thomas Markovic go to medical school?
Dr. Markovic graduated from Loma Linda University School of Medicine in 2014.
What drugs does Dr. John-Phillip Thomas Markovic prescribe most?
In 2024 Medicare Part D data, Dr. Markovic's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Eliquis.
Has Dr. John-Phillip Thomas Markovic received payments from drug or device companies?
CMS Open Payments shows $1,498 in general payments to Dr. Markovic from 13 companies from 2019 to 2025. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. John-Phillip Thomas Markovic been practicing?
Dr. Markovic graduated from medical school in 2014, 12 years ago.
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