Lynne C. Belsky, MD
Internal Medicine Physician · Northbrook, IL
Lynne C. Belsky, MD is an internal medicine physician with a practice address in Northbrook, Illinois, and NPI 1265499438, issued on Apr 29, 2006. Check the license (Illinois 036-107233, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Lynne C. Belsky
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036-107233 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1535 Lake Cook RD, Northbrook, IL 60062
- Phone
- (847) 418-2030
- Enumerated
- Apr 29, 2006
- Record last updated
- Apr 24, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (847) 564-5250
- Medicare enrollment
- Enrolled (PECOS I20040408001364); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 2000
- Entity
- Type 1 · individual
Also registered at 1535 Lake Cook RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lynne C. Belsky 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 036-107233Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,598 Medicare Part D claims for 93 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 15 claims were for opioids.
Most prescribed
- Atorvastatin Calcium81 claims
- Escitalopram Oxalate64 claims
- Zolpidem Tartrate52 claims
- Synthroid50 claims
- Amlodipine Besylate49 claims
- Alprazolam47 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: $98.75
4 payments; by number, the most common kind was 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.
26 internal medicine physician records list a practice address in Northbrook
They are 26 of the 2,226 NPPES records with a practice address in Northbrook, and 7,238 internal medicine physician records in Illinois.
All 26 in Northbrook → All 7,238 in Illinois → Every provider in Northbrook →
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 Lynne C. Belsky, MD's NPI number?
Lynne C. Belsky, MD's National Provider Identifier (NPI) is 1265499438, issued on Apr 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lynne C. Belsky, MD located?
The NPPES record lists a practice address at 1535 Lake Cook RD, Northbrook, IL, 60062. Phone: (847) 418-2030. Providers update this record themselves, so call before visiting.
How can I verify Lynne C. Belsky, MD's license?
NPPES lists Illinois license number 036-107233, 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 Lynne C. Belsky, MD prescribe under Medicare Part D?
In 2024, Lynne C. Belsky, MD had 1,598 Medicare Part D claims for 93 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.