Louis Waldman, M.D.
Geriatric Medicine (Internal Medicine) Physician · La Grange, IL
Louis Waldman, M.D. is a geriatric medicine (internal medicine) physician with a practice address in La Grange, Illinois, and NPI 1588981526, issued on Apr 30, 2010. Check the license (Illinois 036138133, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Louis Waldman
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License numbers
- 036138133 IL
52109 CT
Self-reported in NPPES; status is on the state search - Practice location
- 5101 Willow Springs RD, La Grange, IL 60525
- Phone
- (708) 245-4073
- Enumerated
- Apr 30, 2010
- Record last updated
- Jul 3, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 179 in Illinois → Look up another NPI →
Also registered at 5101 Willow Springs RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Louis Waldman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036138133Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
186 Medicare Part D claims for 33 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Levothyroxine Sodium13 claims
- Simvastatin12 claims
- Omeprazole11 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.
Louis Waldman among 179 geriatric medicine (internal medicine) physician records in Illinois
Louis Waldman, M.D. is one of 179 geriatric medicine (internal medicine) physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 80% of them.
- NPI issued2010 · 80% of these records are older, 19% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2015 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Illinois
There are 179 geriatric medicine (internal medicine) physician records in Illinois.
All 179 in Illinois → Every provider in La Grange → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Peter Norvid, MDLa Grange, IL 605251508824111
- Gary McCray, M.D.La Grange Park, IL 605261023025541
- Vyjayanthi Atluri, MDBurr Ridge, IL 605271023067311
- Shahla Nyaeme, MDBurr Ridge, IL 605271720036528
- Emmanuel PaintsilBurr Ridge, IL 605271942277231
- Rahmawati Sih, MDBurr Ridge, IL 605271346290707
- Lawrence Lapalio, MDHinsdale, IL 605211427006774
- James Dan, MDDowners Grove, IL 605151841265964
Common questions
What is Louis Waldman, M.D.'s NPI number?
Louis Waldman, M.D.'s National Provider Identifier (NPI) is 1588981526, issued on Apr 30, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Louis Waldman, M.D. located?
The NPPES record lists a practice address at 5101 Willow Springs RD, La Grange, IL, 60525. Phone: (708) 245-4073. Providers update this record themselves, so call before visiting.
How can I verify Louis Waldman, M.D.'s license?
NPPES lists Illinois license number 036138133, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Louis Waldman, M.D. prescribe under Medicare Part D?
In 2024, Louis Waldman, M.D. had 186 Medicare Part D claims for 33 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.