NPPES file of Aug 9, 2026

Joehar Hamdan, DO

Hematology & Oncology Physician · Frankfort, IL

Joehar Hamdan, DO is a hematology & oncology physician with a practice address in Frankfort, Illinois, and NPI 1508062159, issued on Jun 21, 2007. Check the license (Illinois 036125224, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1508062159
Name
Joehar Hamdan
Credential
DO
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
036125224 IL
Self-reported in NPPES; status is on the state search
Practice location
23120 S Lagrange RD, Frankfort, IL 60423
Phone
(815) 464-5440
Enumerated
Jun 21, 2007
Record last updated
Mar 22, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(815) 936-5404
Medicaid ID
036125224 IL
Medicare enrollment
Enrolled (PECOS I20101118001396); 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 23120 S Lagrange RD

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

  1. Bushra Alam, DOInternal Medicine Physician1083134118
  2. Rubina Baig, MDFamily Medicine Physician1659809879
  3. Niby Mathew, M.D.Family Medicine Physician1184869125
  4. Tahreer Shatat, DOFamily Medicine Physician1245677749

Verify Joehar Hamdan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036125224
    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 Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.4 times the Medicare Part D claims of the average hematology & oncology physician in 2024

2,076 Medicare Part D claims for 281 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims. 235 claims were for opioids.

  1. Joehar Hamdan2,076
  2. Specialty average877

Most prescribed

  1. Eliquis134 claims
  2. Acyclovir127 claims
  3. Prochlorperazine Maleate116 claims
  4. Ondansetron Hcl105 claims
  5. Pregabalin104 claims
  6. Hydrocodone-Acetaminophen94 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: $1,152.64

48 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joehar Hamdan$1,152.64
  2. Specialty average$7,481.41

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Riverside Health SystemWillmington, IL

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

Joehar Hamdan among 666 hematology & oncology physician records in Illinois

Joehar Hamdan, DO is one of 666 hematology & oncology physician records with a practice address in Illinois. 84% 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 43% of them.

  • NPI issued2007 · 43% of these records are older, 48% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2007 · median 2003 among the 461 with a school on file
  • Record last updated2021 · 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 207RH0003X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Illinois

There are 666 hematology & oncology physician records in Illinois.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Lekha Babu, MDFlossmoor, IL 604221740384023
  2. Kimberly Kruczek, D.OFlossmoor, IL 604221346569563
  3. Patrick McGinnis, MDFlossmoor, IL 604221174678684
  4. John Smallwood, M.D.Flossmoor, IL 604221477629491
  5. Donne Bennett Caces, M.D., PH.D.Harvey, IL 604261417274184
  6. Murali Krishna Kodali, M.D.Harvey, IL 604261942260468
  7. Mark Kozloff, MDHarvey, IL 604261134166879
  8. Nazila Shafagati, MDHarvey, IL 604261700444882

Common questions

What is Joehar Hamdan, DO's NPI number?

Joehar Hamdan, DO's National Provider Identifier (NPI) is 1508062159, issued on Jun 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joehar Hamdan, DO located?

The NPPES record lists a practice address at 23120 S Lagrange RD, Frankfort, IL, 60423. Phone: (815) 464-5440. Providers update this record themselves, so call before visiting.

How can I verify Joehar Hamdan, DO's license?

NPPES lists Illinois license number 036125224, 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 Joehar Hamdan, DO prescribe under Medicare Part D?

In 2024, Joehar Hamdan, DO had 2,076 Medicare Part D claims for 281 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.