Irene Ma, MD
NPI 1710151105 · Hematology & Oncology Physician · Winfield, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Ma, MD is a Hematology & Oncology Physician provider in Winfield, IL (NPI 1710151105).
Provider details
- NPI number
- 1710151105
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036121216 (IL)
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
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,743 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 514 | $9 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 498 | $16 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 466 | $65 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 464 | $8 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 388 | $134 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 376 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 250 | 96 |
| Apixabanbrand: Eliquis | 71 | 24 |
| Prochlorperazine Maleate | 48 | 27 |
| Dexamethasone | 46 | 25 |
| Acyclovir | 44 | — |
| Ondansetron Hcl | 39 | 24 |
| Letrozole | 30 | 15 |
| Rivaroxabanbrand: Xarelto |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$390 across 17 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
Additional practice locations (1)
- 7420 Central AveRiver Forest, IL 60305-1800Phone: (708) 763-2700
Registry dates
- Enumerated
- 2008-04-16
- Last updated
- 2023-09-01
- Certified
- 2023-09-01
Frequently asked questions
- What is Irene Ma's NPI number?
- Irene Ma's National Provider Identifier (NPI) is 1710151105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Ma's specialty?
- Irene Ma is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Irene Ma located?
- Irene Ma's practice location on file with NPPES is 25 N Winfield Rd Ste 405, Winfield, IL 60190-1379.
- What is Irene Ma's phone number?
- The practice phone number listed in the NPPES registry for Irene Ma is (630) 364-7850.
- Does Irene Ma accept Medicare?
- Irene Ma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Ma's NPI active?
- Yes — Irene Ma's NPI (1710151105) is active in the NPPES registry as of the last update on 2023-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.