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Dr. Michael Louis, DO
NPI1851825145PAC ID1052773702
- Medicare services, 2024
- 731
- Medicare patients, 2024
- 402
- Part D claims, 2024
- 270
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 2010 Health Campus Drive, Harrisonburg, VA 22801
- Practice phone
- Call (540) 689-1000
- 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. Michael Louis is a gastroenterologist in Rockingham, Virginia
Dr. Louis practices at Sentara RMH Medical Center in Harrisonburg, Virginia, part of Sentara Health.
Dr. Louis' NPI, 1851825145, was assigned on April 13, 2017. Dr. Louis graduated from Lake Erie College of Osteopathic Medicine, Erie in 2017. Dr. Louis holds Virginia license 0102207921.
NPI and contact details
- NPI
- 1851825145NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052773702
- NPI enumeration date
- April 13, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (540) 689-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Louis practices at Sentara RMH Medical Center in Harrisonburg, Virginia
Dr. Louis' primary practice is Sentara RMH Medical Center, at 2010 Health Campus Drive, Harrisonburg, VA 22801 in Harrisonburg City. The practice phone is (540) 689-1000.
- Sentara RMH Medical Center2010 Health Campus Drive, Harrisonburg, VA 22801 · Harrisonburg CityPhone(540) 689-1000
Source: Dmand AI Affiliation Data
Dr. Michael Louis is affiliated with 3 sites of care and 2 medical groups
Dr. Louis' primary practice is Sentara RMH Medical Center in Harrisonburg, Virginia, part of Sentara Health. The medical group on file is Sentara RMH Medical Group. Dmand AI also links Dr. Louis to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sentara RMH Medical Group2 group practices and clinicsNames with a free account1 medical groupName with a free account
See all 5 affiliations for Dr. LouisSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Louis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Louis practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sentara RMH Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Michael Louis is one of 494 gastroenterologists in Virginia
Gastroenterology is Dr. Louis' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Louis is licensed in Virginia.
Specialties and state licenses
- Gastroenterology, VirginiaPrimary
Gastroenterologists near Dr. Louis
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
494gastroenterologists in Virginia
6gastroenterologists in Rockingham
5gastroenterologists at Sentara RMH Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Louis billed Medicare for 731 services in 2024
CMS data shows 731 Medicare services from Dr. Louis across 16 procedure codes in 2024, for 402 Medicare patients. Medicare paid $74,650 for them.
Medicare services, 2024731
Medicare patients402
Paid by Medicare$74,650
Procedure codes16
Dr. Louis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 742024: 516597%
- Office and hospital visits
- 2023: 112024: 1541300%
- Other services
- 2023: 02024: 33
- Imaging
- 2023: 02024: 28
Where Dr. Louis' Medicare services took place, 2024
- In an office15421%
- In a facility57779%
Dr. Louis compared with the Virginia median for gastroenterologists, 2024
- Dr. Louis
- Virginia median
- Medicare services
- 731vs 52440% above
- Medicare patients
- 402vs 36211% above
- Part D claims
- 198vs 29032% below
Medians across 484 gastroenterologists in Virginia 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 gastroenterologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Louis treated 402 Medicare patients in 2024, average age 72
CMS counts 402 Medicare patients who saw Dr. Louis in 2024. The largest group is 65 to 74, with 231 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Louis' median patient age at 59, with 56% women.
Medicare patients, 2024402
Average age72
Average risk score1.07
Also on Medicaid10%
Dr. Louis' Medicare patients by age, 2024
Dr. Louis' Medicare patients by sex, 2024
- Women23358%
- Men16942%
Chronic conditions among Dr. Louis' Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis46%
- Diabetes29%
- Anxiety25%
- Mood disorders25%
- Depression23%
- Ischemic heart disease22%
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 59
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Louis wrote 270 Medicare Part D claims in 2024
In 2024, Dr. Louis wrote 270 Medicare Part D claims for 100 patients. 87% of them were for generic drugs. CMS names the drug for 198 of them, across 5 drugs with 11 or more claims each, at $1,613 in total drug cost.
Part D claims, 2024270
Drugs named by CMS5
Total drug cost$1,613
Part D patients100
Dr. Louis' Part D claims by kind of drug, 2024
- Generic235 claims87%
- Brand-name35 claims13%
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
- Antibiotics8%21 of 270 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. Michael Louis ranks in the 92nd percentile for colonoscopy in Medicare
Dr. Louis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 178 procedures of colonoscopy by Dr. Louis, more than 92% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Louis ranks in Medicare procedure volume
- Colonoscopy
- 92nd percentile178 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 85th percentile152 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Michael Louis has 1 publication on record
Dmand AI links 1 paper to Dr. Louis in 2024.
Papers1
Recent publications by Dr. Louis
See who Dr. Louis researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Louis works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Louis received $3,351 in industry payments from 2017 to 2025
CMS Open Payments shows 51 general payments to Dr. Louis from 21 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $1,151. It also lists 1 research payment totaling $98 in 2018.
General payments to Dr. Louis by program year, 2017 to 2025
Companies that paid Dr. Louis the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Louis graduated from Lake Erie College of Osteopathic Medicine, Erie
Dr. Louis graduated from Lake Erie College of Osteopathic Medicine, Erie in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Michael 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. Michael Louis' NPI number?
Dr. Michael Louis' NPI number is 1851825145. It was assigned on April 13, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Louis?
Dr. Michael Louis is a gastroenterologist in Rockingham, Virginia. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Michael Louis practice?
Dr. Louis practices at 2010 Health Campus Drive, Harrisonburg, VA 22801. Dr. Louis' primary practice is Sentara RMH Medical Center in Harrisonburg, Virginia, part of Sentara Health. Dmand AI also links Dr. Louis to 2 group practices and clinics and 1 medical group.
What is Dr. Michael Louis' office phone number?
The practice phone on file for Dr. Louis is (540) 689-1000.
What is Dr. Michael Louis' medical license number?
Dr. Louis holds Virginia license 0102207921.
Which hospitals is Dr. Michael Louis affiliated with?
Dr. Louis practices at Sentara RMH Medical Center in Harrisonburg, Virginia.
What medical group is Dr. Michael Louis part of?
Dr. Louis is linked to Sentara RMH Medical Group. Dmand AI links Dr. Louis to 1 more medical group.
Does Dr. Michael Louis accept Medicare?
Yes. CMS data shows Dr. Louis billed Medicare for 731 services in 2024, and Dr. Louis accepts Medicare assignment.
How many Medicare patients does Dr. Michael Louis see?
CMS counts 402 Medicare patients who saw Dr. Louis in 2024, with an average age of 72.
What services does Dr. Michael Louis bill to Medicare?
In 2024, Dr. Louis' most billed Medicare services were surgery: digestive system (45380), surgery: digestive system (45385) and surgery: digestive system (43239).
Show 5 more questionsShow fewer questions
Where did Dr. Michael Louis go to medical school?
Dr. Louis graduated from Lake Erie College of Osteopathic Medicine, Erie in 2017.
What drugs does Dr. Michael Louis prescribe most?
In 2024 Medicare Part D data, Dr. Louis' most prescribed drugs by claims were Pantoprazole Sodium, Omeprazole and Gavilyte-G.
Has Dr. Michael Louis received payments from drug or device companies?
CMS Open Payments shows $3,351 in general payments to Dr. Louis from 21 companies from 2017 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Michael Louis been practicing?
Dr. Louis graduated from medical school in 2017, 9 years ago.
Does Dr. Michael Louis do research?
Dmand AI links 1 publication to Dr. Louis.
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