Walter Arand, M.D.
Internal Medicine Physician · Hinsdale, IL
Walter Arand, M.D. is an internal medicine physician with a practice address in Hinsdale, Illinois, and NPI 1699752659, issued on Dec 29, 2005. Check the license (Illinois 036072743, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Walter Arand
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036072743 IL
Self-reported in NPPES; status is on the state search - Practice location
- 40 S Clay St, Hinsdale, IL 60521
- Phone
- (630) 323-3540
- Enumerated
- Dec 29, 2005
- Record last updated
- Aug 3, 2023
- Medicaid ID
- 036072743 IL
- Entity
- Type 1 · individual
Also registered at 40 S Clay St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Ballak, M.S.W., LCSWClinical Social Worker1396874624
- Rosemary Chen, MDDermatology Physician1790769321
- Nichole Dawson, PH.D.Specialist1578780151
- Darinda Dugas, D.P.T.Physical Therapist1477841930
- Shannon Gatehouse, APNNurse Practitioner1902747801
- Minh Le, DPTPhysical Therapist1306671490
Verify Walter Arand 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 036072743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% more Medicare Part D claims than the average internal medicine physician in 2024
4,503 Medicare Part D claims for 630 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Atorvastatin Calcium621 claims
- Losartan Potassium332 claims
- Amlodipine Besylate331 claims
- Levothyroxine Sodium258 claims
- Rosuvastatin Calcium192 claims
- Metformin Hcl176 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.
Industry payments in 2024: $21.61
1 payment: food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
36 internal medicine physician records list a practice address in Hinsdale
They are 36 of the 1,290 NPPES records with a practice address in Hinsdale, and 7,238 internal medicine physician records in Illinois.
All 36 in Hinsdale → All 7,238 in Illinois → Every provider in Hinsdale →
Other internal medicine physician records in Illinois
- Peter Abadeer, D.O.Bloomington, IL1760469522
- Motaz Abas, MDPeoria, IL1215510201
- Elias Abate, M.D.Chicago, IL1336712199
- Maliha Abbas, D.O.Chicago, IL1174963920
- Zareena Abbas, MDChicago, IL1427078872
- Abu Abbasi, MDChicago, IL1083243877
- Ayesha Abbasi, MDChicago, IL1376216705
- Khalda Abbasi, MDNaperville, IL1487705240
- Elmer Abbo, MDBurr Ridge, IL1710048541
- Paul Abbo, M.D.River Forest, IL1083693378
Common questions
What is Walter Arand, M.D.'s NPI number?
Walter Arand, M.D.'s National Provider Identifier (NPI) is 1699752659, issued on Dec 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Walter Arand, M.D. located?
The NPPES record lists a practice address at 40 S Clay St, Hinsdale, IL, 60521. Phone: (630) 323-3540. Providers update this record themselves, so call before visiting.
How can I verify Walter Arand, M.D.'s license?
NPPES lists Illinois license number 036072743, 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 Walter Arand, M.D. prescribe under Medicare Part D?
In 2024, Walter Arand, M.D. had 4,503 Medicare Part D claims for 630 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.