Dr. Charles H. Louis, MD
- Medicare services, 2024
- 501
- Medicare patients, 2024
- 78
- Part D claims, 2024
- 5,425
- Hospital affiliations
- 3
- Medical group
- 1
- Practice address
- 1214 Coolidge Avenue, Lafayette, LA 70503
- Practice phone
- Call (337) 289-7991
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Louis' 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. Charles H. Louis is an internist in Lafayette, Louisiana
Dr. Louis practices at Ochsner Lafayette General Medical Center in Lafayette, Louisiana, part of Ochsner Health System.
Dr. Louis' NPI, 1982650917, was assigned on May 25, 2006. Dr. Louis holds Louisiana license 07933R.
- NPI
- 1982650917NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294814596
- NPI enumeration date
- May 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (337) 289-7991
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Charles H. Louis practices at Ochsner Lafayette General Medical Center in Lafayette, Louisiana
Dr. Louis' primary practice is Ochsner Lafayette General Medical Center, at 1214 Coolidge Avenue, Lafayette, LA 70503 in Lafayette Parish. The practice phone is (337) 289-7991.
- Ochsner Lafayette General Medical Center1214 Coolidge Avenue, Lafayette, LA 70503 · Lafayette ParishPhone(337) 289-7991
Source: Dmand AI Affiliation Data
Dr. Charles H. Louis is affiliated with 4 sites of care and 1 medical group
Dr. Louis' primary practice is Ochsner Lafayette General Medical Center in Lafayette, Louisiana, part of Ochsner Health System. Dr. Louis is also affiliated with Our Lady of Lourdes Regional Medical Center. The medical group on file is LSU Healthcare Network. Dmand AI also links Dr. Louis to 1 more hospital and 1 home health agency, each named with a free account. Dr. Louis' 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. Charles H. Louis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Louis practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ochsner Lafayette General Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ochsner Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Charles H. Louis is one of 1,571 internists in Louisiana
Internal medicine is Dr. Louis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Louis is licensed in Louisiana.
Specialties and state licenses
- Internal medicine, LouisianaPrimary
Internists near Dr. Louis
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. Charles H. Louis billed Medicare for 501 services in 2024
CMS data shows 501 Medicare services from Dr. Louis across 6 procedure codes in 2024, for 78 Medicare patients. Medicare paid $21,219 for them.
Dr. Louis' Medicare services by type, 2024
- Office and hospital visits447
- Lab and pathology54
Where Dr. Louis' Medicare services took place, 2024
- In an office24549%
- In a facility25651%
Dr. Louis compared with the Louisiana median for internists, 2024
- Dr. Louis
- Louisiana median
- Medicare services
- 501vs 42119% above
- Medicare patients
- 78vs 16051% below
- Part D claims
- 4,825vs 40811.8 times
Medians across 1,561 internists in Louisiana with Dmand AI profiles that report each measure.
Dr. Louis' 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.
Need commercial claims for Dr. Louis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Louis and other internists in Louisiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles H. Louis treated 78 Medicare patients in 2024, average age 72
CMS counts 78 Medicare patients who saw Dr. Louis in 2024. The largest group is 65 to 74, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 50% are also on Medicaid. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Louis' median patient age at 69, with 49% women.
Dr. Louis' Medicare patients by age, 2024
Dr. Louis' Medicare patients by sex, 2024
- Women4355%
- Men3545%
Chronic conditions among Dr. Louis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes44%
- Arthritis42%
- Ischemic heart disease28%
- Anxiety22%
- Heart failure21%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Louis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles H. Louis wrote 5,425 Medicare Part D claims in 2024
In 2024, Dr. Louis wrote 5,425 Medicare Part D claims for 224 patients. 90% of them were for generic drugs. CMS names the drug for 4,825 of them, across 99 drugs with 11 or more claims each, at $183,509 in total drug cost.
Dr. Louis' Part D claims by kind of drug, 2024
- Generic4,900 claims90%
- Brand-name482 claims9%
- Other43 claims1%
Dr. Louis' 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. Louis' Part D claims, 2024
- Opioids3%180 of 5,425 claims
- Antibiotics6%299 of 5,425 claims
- Antipsychotics, patients 65 and over1%30 of 5,425 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Charles H. Louis offers telehealth to Medicare patients
Dr. Louis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Louis as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. Charles H. Louis'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) |
| 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. Charles H. Louis
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. Charles H. Louis' NPI number?
Dr. Charles H. Louis' NPI number is 1982650917. It was assigned on May 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles H. Louis?
Dr. Charles H. Louis is an internist in Lafayette, Louisiana. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Charles H. Louis practice?
Dr. Louis practices at 1214 Coolidge Avenue, Lafayette, LA 70503. Dr. Louis' primary practice is Ochsner Lafayette General Medical Center in Lafayette, Louisiana, part of Ochsner Health System. Dmand AI also links Dr. Louis to 1 hospital and 1 home health agency.
What is Dr. Charles H. Louis' office phone number?
The practice phone on file for Dr. Louis is (337) 289-7991.
What is Dr. Charles H. Louis' medical license number?
Dr. Louis holds Louisiana license 07933R.
Which hospitals is Dr. Charles H. Louis affiliated with?
Dr. Louis practices at Ochsner Lafayette General Medical Center in Lafayette, Louisiana. Dr. Louis is also affiliated with Our Lady of Lourdes Regional Medical Center. Dmand AI links Dr. Louis to 1 more hospital.
What medical group is Dr. Charles H. Louis part of?
Dr. Louis is linked to LSU Healthcare Network.
Does Dr. Charles H. Louis accept Medicare?
Yes. CMS data shows Dr. Louis billed Medicare for 501 services in 2024, and Dr. Louis accepts Medicare assignment.
Does Dr. Charles H. Louis offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Louis as offering telehealth services.
How many Medicare patients does Dr. Charles H. Louis see?
CMS counts 78 Medicare patients who saw Dr. Louis in 2024, with an average age of 72.
Show 3 more questionsShow fewer questions
What services does Dr. Charles H. Louis bill to Medicare?
In 2024, Dr. Louis' most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99231) and lab and pathology test (82962).
What drugs does Dr. Charles H. Louis prescribe most?
In 2024 Medicare Part D data, Dr. Louis' most prescribed drugs by claims were Amlodipine Besylate, Hydralazine HCl and Metformin HCl.
How long has Dr. Charles H. Louis been practicing?
Dr. Louis graduated from medical school in 1974, 52 years ago.
Selling to internal medicine practices?
See internists in Louisiana by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card