Jason Benjamin Kaplan, MD
Hematology (Internal Medicine) Physician · Evanston, IL
Jason Benjamin Kaplan, MD is a hematology (internal medicine) physician with a practice address in Evanston, Illinois, and NPI 1669590873, issued on Mar 26, 2007. Check the license (Illinois 036135217, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Jason Benjamin Kaplan
- Credential
- MD
- Primary taxonomy
- Hematology (Internal Medicine) Physician 207RH0000X
- License number
- 036135217 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2650 Ridge Ave., Evanston, IL 60201
- Phone
- (847) 570-2183
- Enumerated
- Mar 26, 2007
- Record last updated
- Oct 29, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (847) 570-2336
- Entity
- Type 1 · individual
8 nearest hematology (internal medicine) physician records → All 47 in Illinois → Look up another NPI →
Also registered at 2650 Ridge Ave.
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lorraine Aguada, NPNurse Practitioner1144996059
- Mark Agustin, ACNPNurse Practitioner1730855677
- Avais Ahmed, M.D.Anesthesiology Physician1770087918
- Aleksandar Alavanja, MDDiagnostic Radiology Physician1619321106
Verify Jason Benjamin Kaplan 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 036135217Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $67.79
3 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 721 providers of this specialty with any payment received $13,778.35 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.
Jason Benjamin Kaplan among 47 hematology (internal medicine) physician records in Illinois
Jason Benjamin Kaplan, MD is one of 47 hematology (internal medicine) physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 47% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2019 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology (Internal Medicine) Physician providers in Illinois
There are 47 hematology (internal medicine) physician records in Illinois.
All 47 in Illinois → Every provider in Evanston → Hematology (Internal Medicine) Physician nationwide →
The 8 hematology (internal medicine) physician records with the nearest ZIP codes
- David Grinblatt, MDEvanston, IL 602011548285372
- Lynne Kaminer, MDEvanston, IL 602011861423139
- Jennifer Obel, MDEvanston, IL 602011255463451
- Jaya Kasturi, M.D.Melrose Park, IL 601601548228711
- Angela Ai, MDMaywood, IL 601531982282364
- Estefania Gauto-Mariotti, MDMaywood, IL 601531972032621
- Stephanie Tsai, M.D.Maywood, IL 601531013144260
- Neil Dunavin, M.D.Zion, IL 600991578798369
Common questions
What is Jason Benjamin Kaplan, MD's NPI number?
Jason Benjamin Kaplan, MD's National Provider Identifier (NPI) is 1669590873, issued on Mar 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jason Benjamin Kaplan, MD located?
The NPPES record lists a practice address at 2650 Ridge Ave., Evanston, IL, 60201. Phone: (847) 570-2183. Providers update this record themselves, so call before visiting.
How can I verify Jason Benjamin Kaplan, MD's license?
NPPES lists Illinois license number 036135217, 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.
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.