DR. IRENE MA MD
NPI 1710151105
Internal Medicine - Hematology & Oncology in Winfield, IL

Active since April 16, 2008PECOS EnrolledAccepts Medicare Assignment
25 N WINFIELD RD STE 405, WINFIELD, IL 60190(630) 364-7850(630) 432-6604 Get Directions Write a Review

NPPES record last updated: September 1, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 1, 2023, Apr 19, 2021 (2 updates tracked since 2021).

About Dr. Irene Ma Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. IRENE MA MD (NPI 1710151105) is an individual hematology & oncology provider in Winfield, Illinois, licensed in Illinois (036121216) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS, is affiliated with Edward Hospital, and maintains a secondary practice location in River Forest.

NPPES Registry Identity

NPI1710151105
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. IRENE MACredential: MD
Location Address25 N WINFIELD RD STE 405Winfield, IL 60190-1379
Mailing AddressPo Box 713260Chicago, IL 60677-1260 · (630) 469-9200
Fax(630) 432-6604
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2005
Enumeration DateApril 16, 2008
Last NPPES UpdateSeptember 1, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2023
NPI 1710151105 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License Licensed in IL · 036121216
Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

25 N WINFIELD RD STE 405, Winfield, IL 60190

Secondary Practice Location 1

Location 17420 Central AveRiver Forest, IL 60305-1800 · Phone (708) 763-2700

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Irene Ma Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5991979437
PECOS Enrollment IDI20111121000132
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 50

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, tocilizumab, 1 mg J3262
Tocilizumab is a medication administered via injection. It's used to treat certain conditions like rheumatoid arthritis by reducing inflammation in the body. It works by blocking a substance in the body that leads to inflammation.
32,560 services15 patients
Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) Q0138
Ferumoxytol injection is a treatment for iron deficiency anemia, a condition where your body lacks enough iron. It is injected into your vein to increase iron levels, aiding in the production of healthy red blood cells. This treatment is not for ESRD patients.
24,990 services33 patients
Injection, vedolizumab, intravenous, 1 mg J3380
Vedolizumab is a medication given via injection. It's used to treat certain bowel conditions (such as Crohn's disease, ulcerative colitis) by reducing inflammation. It works by blocking a certain protein that causes this inflammation.
23,400 services23 patients
Injection, fosaprepitant, 1 mg J1453
Fosaprepitant is an anti-nausea medication given via injection. It's often used to prevent nausea and vomiting caused by chemotherapy. This injection blocks signals to the brain that trigger these symptoms, helping you feel better.
13,800 services31 patients
Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) J0129
Abatacept is a medication administered via injection under a doctor's supervision. It's used to treat conditions like rheumatoid arthritis by moderating the immune system. This code applies when the doctor administers the drug, not for self-administration.
8,675 services30 patients
Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
4,500 services18 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Edward Hospital

Acute Care Hospitals · Naperville, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140231
Location801 South WashingtonNaperville, IL 60540 · Du Page County
Emergency services Birthing friendly

Advocate Good Samaritan Hospital

Acute Care Hospitals · Downers Grove, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140288
Location3815 Highland AvenueDowners Grove, IL 60515 · Du Page County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60190 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$181.38 typical visit price
range $59.81 – $181.38
Typical copayment $45.34 (range $14.95 – $45.34)
Most-billed visit code 99205
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers18 claims1,540 services$0.69 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
2 suppliers16 claims16 services$11.83 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
25 N WINFIELD RD STE 405
WINFIELD, IL 60190
Physician Assistant
25 N WINFIELD RD STE 405
WINFIELD, IL 60190
Internal Medicine (Nephrology)
25 N WINFIELD RD STE 405
WINFIELD, IL 60190
Internal Medicine (Rheumatology)
25 N WINFIELD RD STE 405
WINFIELD, IL 60190
Internal Medicine (Rheumatology)
25 N WINFIELD RD STE 405
WINFIELD, IL 60190
Nurse Practitioner
25 N WINFIELD RD STE 405
WINFIELD, IL 60190

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Irene Ma's NPI number?

The NPI number for Irene Ma is 1710151105. It was assigned to this individual provider in the NPPES registry on April 16, 2008.

Where is Irene Ma located?

Irene Ma practices at 25 N Winfield Rd Ste 405, Winfield, IL 60190. The listed phone number is (630) 364-7850.

What is Irene Ma's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Irene Ma enrolled in Medicare?

Yes. Irene Ma is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Irene Ma affiliated with any hospitals?

According to CMS data, Irene Ma is affiliated with Edward Hospital and Advocate Good Samaritan Hospital.

When was this NPI record last updated?

The NPPES record for Irene Ma was last updated on September 1, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.