Dr. Marlon R. Chagua, MD
- Medicare services, 2024
- 3,733
- Medicare patients, 2024
- 415
- Part D claims, 2024
- 26,720
- Hospital affiliations
- 3
- Industry payments
- $16,404
- Practice address
- 4000 Kresge Way, Louisville, KY 40207
- Practice phone
- Call (502) 897-8100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chagua's professional email, personal email and mobile number
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Dr. Marlon R. Chagua is an internist in Louisville, Kentucky
Dr. Chagua practices at Baptist Health Louisville in Louisville, Kentucky, part of Baptist Health.
Dr. Chagua's NPI, 1407811870, was assigned on April 19, 2006. Dr. Chagua holds Kentucky license 36325.
- NPI
- 1407811870NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214906536
- NPI enumeration date
- April 19, 2006
- NPI status
- Active
- Practice phone
- (502) 897-8100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Marlon R. Chagua practices at Baptist Health Louisville in Louisville, Kentucky
Dr. Chagua's primary practice is Baptist Health Louisville, at 4000 Kresge Way, Louisville, KY 40207 in Jefferson County. The practice phone is (502) 897-8100.
- Baptist Health Louisville4000 Kresge Way, Louisville, KY 40207 · Jefferson CountyPhone(502) 897-8100
Source: Dmand AI Affiliation Data
Dr. Marlon R. Chagua is affiliated with 15 sites of care and 2 medical groups
Dr. Chagua's primary practice is Baptist Health Louisville in Louisville, Kentucky, part of Baptist Health. Dr. Chagua is also affiliated with Baptist Health Floyd. The medical group on file is Simplicity Health Nursing Home. Dmand AI also links Dr. Chagua to 1 more hospital, 5 skilled nursing facilities, 3 home health agencies, 2 group practices and clinics, 1 hospice, 1 therapy and rehab clinic 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 Dr. Marlon R. Chagua's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chagua practices, 15 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Health Louisville | Available with a free account |
| +14 more sites and 1 medical group | 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 Baptist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marlon R. Chagua is one of 1,380 internists in Kentucky
Internal medicine is Dr. Chagua's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chagua is licensed in Kentucky.
Specialties and state licenses
- Internal medicine, KentuckyPrimary
Internists near Dr. Chagua
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. Marlon R. Chagua billed Medicare for 3,733 services in 2024
CMS data shows 3,733 Medicare services from Dr. Chagua across 23 procedure codes in 2024, for 415 Medicare patients. Medicare paid $243,289 for them.
Dr. Chagua's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,3172024: 3,0847%
- Other services
- 2023: 4202024: 4528%
- Surgery
- 2023: 1432024: 1526%
- Lab and pathology
- 2023: 602024: 4525%
Where Dr. Chagua's Medicare services took place, 2024
- In an office1,32135%
- In a facility2,41265%
Dr. Chagua compared with the Kentucky median for internists, 2024
- Dr. Chagua
- Kentucky median
- Medicare services
- 3,733vs 6136.1 times
- Medicare patients
- 415vs 22386% above
- Part D claims
- 25,910vs 36870.4 times
Medians across 1,380 internists in Kentucky with Dmand AI profiles that report each measure.
Dr. Chagua'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. Chagua and other internists in Kentucky.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marlon R. Chagua treated 415 Medicare patients in 2024, average age 76
CMS counts 415 Medicare patients who saw Dr. Chagua in 2024. The largest group is 65 to 74, with 150 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 57% are also on Medicaid. Their average risk score is 2.04, 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. Chagua's median patient age at 72, with 57% women.
Dr. Chagua's Medicare patients by age, 2024
Dr. Chagua's Medicare patients by sex, 2024
- Women22654%
- Men18946%
Chronic conditions among Dr. Chagua's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Mood disorders65%
- Depression60%
- Anxiety51%
- Alzheimer's and dementia50%
- Arthritis49%
- Diabetes40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chagua's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marlon R. Chagua wrote 26,720 Medicare Part D claims in 2024
In 2024, Dr. Chagua wrote 26,720 Medicare Part D claims for 630 patients. 85% of them were for generic drugs. CMS names the drug for 25,910 of them, across 268 drugs with 11 or more claims each, at $2,022,533 in total drug cost. In 2023, CMS named 25,809 claims across 267 drugs.
Dr. Chagua's Part D claims by kind of drug, 2024
- Generic22,788 claims85%
- Brand-name3,738 claims14%
- Other194 claims1%
Dr. Chagua'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. Chagua's Part D claims, 2024
- Opioids5%1,304 of 26,720 claims
- Antibiotics1%343 of 26,720 claims
- Antipsychotics, patients 65 and over2%629 of 26,720 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: 25,8092024: 25,910No change
Drugs named by CMS: 268 in 2024, 267 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
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Dr. Marlon R. Chagua received $16,404 in industry payments from 2016 to 2025
CMS Open Payments shows 982 general payments to Dr. Chagua from 56 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, $1,893.
General payments to Dr. Chagua by program year, 2016 to 2025
General payments to Dr. Chagua by kind, 2016 to 2025
- Food and beverage$16,325100%
- Education$800%
Companies that paid Dr. Chagua the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Marlon R. Chagua'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) |
| 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. Marlon R. Chagua
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. Marlon R. Chagua's NPI number?
Dr. Marlon R. Chagua's NPI number is 1407811870. It was assigned on April 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marlon R. Chagua?
Dr. Marlon R. Chagua is an internist in Louisville, Kentucky. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Marlon R. Chagua practice?
Dr. Chagua practices at 4000 Kresge Way, Louisville, KY 40207. Dr. Chagua's primary practice is Baptist Health Louisville in Louisville, Kentucky, part of Baptist Health. Dmand AI also links Dr. Chagua to 1 hospital, 5 skilled nursing facilities, 3 home health agencies, 2 group practices and clinics, 1 hospice, 1 therapy and rehab clinic and 1 medical group.
What is Dr. Marlon R. Chagua's office phone number?
The practice phone on file for Dr. Chagua is (502) 897-8100.
What is Dr. Marlon R. Chagua's medical license number?
Dr. Chagua holds Kentucky license 36325.
Which hospitals is Dr. Marlon R. Chagua affiliated with?
Dr. Chagua practices at Baptist Health Louisville in Louisville, Kentucky. Dr. Chagua is also affiliated with Baptist Health Floyd. Dmand AI links Dr. Chagua to 1 more hospital.
What medical group is Dr. Marlon R. Chagua part of?
Dr. Chagua is linked to Simplicity Health Nursing Home. Dmand AI links Dr. Chagua to 1 more medical group.
Does Dr. Marlon R. Chagua accept Medicare?
Yes. CMS data shows Dr. Chagua billed Medicare for 3,733 services in 2024.
How many Medicare patients does Dr. Marlon R. Chagua see?
CMS counts 415 Medicare patients who saw Dr. Chagua in 2024, with an average age of 76.
What services does Dr. Marlon R. Chagua bill to Medicare?
In 2024, Dr. Chagua's most billed Medicare services were nursing facility care (99308), hospital inpatient care (99232) and office visit, established patient (99214).
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What drugs does Dr. Marlon R. Chagua prescribe most?
In 2024 Medicare Part D data, Dr. Chagua's most prescribed drugs by claims were Atorvastatin Calcium, Sertraline HCl and Amlodipine Besylate.
Has Dr. Marlon R. Chagua received payments from drug or device companies?
CMS Open Payments shows $16,404 in general payments to Dr. Chagua from 56 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Marlon R. Chagua been practicing?
Dr. Chagua graduated from medical school in 1995, 31 years ago.
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