Amar Hamad, MD
NPI 1598765166 · Hematology & Oncology Physician · Oak Lawn, IL
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amar Hamad, MD is a Hematology & Oncology Physician provider in Oak Lawn, IL (NPI 1598765166).
Provider details
- NPI number
- 1598765166
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,694 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,286 | $94 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 643 | $17 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 579 | $131 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 361 | $29 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 333 | $15 |
| Injection of Additional New Drug Or Substance Into Vein |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 80 | 22 |
| Levothyroxine Sodium | 53 | 17 |
| Hydroxyurea | 47 | — |
| Lenalidomidebrand: Revlimid | 43 | — |
| Anastrozole | 42 | 14 |
| Dexamethasone | 41 | 19 |
| Apixabanbrand: Eliquis | 39 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$14,209 across 247 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Amar Hamad's NPI number?
- Amar Hamad's National Provider Identifier (NPI) is 1598765166, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amar Hamad's specialty?
- Amar Hamad is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Amar Hamad located?
- Amar Hamad's practice location on file with NPPES is 4400 W 95th St, Oak Lawn, IL 60453-2654.
- What is Amar Hamad's phone number?
- The practice phone number listed in the NPPES registry for Amar Hamad is (708) 424-9710.
- Does Amar Hamad accept Medicare?
- Amar Hamad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amar Hamad's NPI active?
- Yes — Amar Hamad's NPI (1598765166) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.