NPPES file of Aug 9, 2026

Garry Jean-Louis, MD

Infectious Disease Physician · Madison, WI

Garry Jean-Louis, MD is an infectious disease physician with a practice address in Madison, Wisconsin, and NPI 1538106828, issued on Jun 2, 2006. Check the license (Wisconsin 45591-020, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538106828
Name
Garry Jean-Louis
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
45591-020 WI
Self-reported in NPPES; status is on the state search
Practice location
1211 Fish Hatchery RD, Madison, WI 53715
Phone
(608) 252-8000
Enumerated
Jun 2, 2006
Record last updated
May 3, 2022
Fax
(608) 283-7381
Medicaid ID
1538106828 WI
Medicare enrollment
Enrolled (PECOS I20031209000497); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1211 Fish Hatchery RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Caroline Aaberg, APNPNurse Practitioner1881384394
  2. Michelle Adler-Gronski, PA-CPhysician Assistant1265499487
  3. Heidi Allen-Bregman, APNPNurse Practitioner1255380424
  4. Douglas Arnold, M.D.Orthopaedic Surgery Physician1770788267
  5. Emily Beaman, CNMAdvanced Practice Midwife1285037325
  6. Bridget Bellissimo, PA-CPhysician Assistant1093435091

Verify Garry Jean-Louis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 45591-020
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

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81% more Medicare Part D claims than the average infectious disease physician in 2024

1,249 Medicare Part D claims for 215 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Garry Jean-Louis1,249
  2. Specialty average689

Most prescribed

  1. Doxycycline Hyclate143 claims
  2. Methenamine Hippurate97 claims
  3. Cephalexin84 claims
  4. Amoxicillin80 claims
  5. Biktarvy61 claims
  6. Sulfamethoxazole-Trimethoprim45 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through 2 group practices

  1. Agnesian Healthcare IncFond Du Lac, WI
  2. Dean Health Systems IncSun Prairie, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Garry Jean-Louis among 171 infectious disease physician records in Wisconsin

Garry Jean-Louis, MD is one of 171 infectious disease physician records with a practice address in Wisconsin. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 53% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1990 · median 2004 among the 125 with a school on file
  • Record last updated2022 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Wisconsin

There are 171 infectious disease physician records in Wisconsin.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Amanda Carlson, M.DMadison, WI 537151164628574
  2. James Levin, MDMadison, WI 537151164469466
  3. Michael Moran, DOMadison, WI 537151609403138
  4. Ammar Nasrallah, MDMadison, WI 537151700841566
  5. Frank Polyak, M.D.Madison, WI 537151457507246
  6. Alison Schwartz Vaneperen, D.O.Madison, WI 537151376832592
  7. Braden Sciarra-Fischer, MDMadison, WI 537151386105963
  8. Jeffrey Jones, M.D.Fitchburg, WI 537191740420173

Common questions

What is Garry Jean-Louis, MD's NPI number?

Garry Jean-Louis, MD's National Provider Identifier (NPI) is 1538106828, issued on Jun 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Garry Jean-Louis, MD located?

The NPPES record lists a practice address at 1211 Fish Hatchery RD, Madison, WI, 53715. Phone: (608) 252-8000. Providers update this record themselves, so call before visiting.

How can I verify Garry Jean-Louis, MD's license?

NPPES lists Wisconsin license number 45591-020, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Garry Jean-Louis, MD prescribe under Medicare Part D?

In 2024, Garry Jean-Louis, MD had 1,249 Medicare Part D claims for 215 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.