DR. DI MA M.D.
NPI 1053790139
Internal Medicine in Oak Lawn, IL

Active since May 22, 2015PECOS EnrolledAccepts Medicare Assignment
4440 W 95TH ST, OAK LAWN, IL 60453(708) 684-8000 Get Directions Write a Review

NPPES record last updated: October 2, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jun 6, 2022, Jun 20, 2018 (2 updates tracked since 2018).

  • Individual
  • Female
  • Years of Experience 12
  • Internal Medicine
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About DI MA

This page provides the complete NPI Profile along with additional information for Di Ma, an internist established in Oak Lawn, Illinois with a medical specialization in Internal Medicine and more than 12 years of experience. She graduated from Saint Louis University School Of Medicine in 2015. The healthcare provider is registered in the NPI registry with number 1053790139 assigned on May 2015. The practitioner's primary taxonomy code is 207R00000X with license number 125066431 (IL). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1053790139 Verify this NPI
Provider Name
DR. DI MA M.D.
Gender
Female
Entity Type
Individual
Location Address
4440 W 95TH ST OAK LAWN, IL 60453
Location Phone
(708) 684-8000
Mailing Address
29373 NETWORK PL CHICAGO, IL 60673
Mailing Phone
(847) 390-5900
Medical School Name
SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduation Year
2015
Is Sole Proprietor?
No
Enumeration Date
05-22-2015
Last Update Date
10-02-2025
Code Navigator

An internist like Di Ma is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 6345 W 79th St
    Burbank, IL 60459
    (312) 609-0300
  • 1653 W Congress Pkwy
    Chicago, IL 60612
    (312) 942-5000

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
125066431
License State
IL
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Medicare Participation & PECOS Enrollment Status

Di Ma is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Di Ma is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 9537459649

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20180612000176

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Oxygen and Supplies (DC000N)

    Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)

    1 DME suppliers used 15 Medicare Claims 15 Services Paid

  • DME-Oxygen and Supplies (DC002N)

    Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

    2 DME suppliers used 16 Medicare Claims 16 Services Paid

  • DME-Wheelchairs (DD000N)

    Lightweight wheelchair (HCPCS:K0003)

    1 DME suppliers used 12 Medicare Claims 12 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Advance care planning, first 30 minutes

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

This service was performed 30 times for 29 patients

Hospital discharge day management, more than 30 minutes

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

This service was performed 113 times for 111 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 104 times for 103 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 442 times for 154 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $34.71 for a new patient copayment and $26.42 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 60453 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $138.86
  • Minimum New Patient Price $60.08
  • Maximum New Patient Price $183.39
  • Average New Patient Copayment $34.71
  • Minimum New Patient Copayment $15.02
  • Maximum New Patient Copayment $45.84

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $105.7
  • Minimum Established Patient Price $18.97
  • Maximum Established Patient Price $148.12
  • Average Established Patient Copayment $26.42
  • Minimum Established Patient Copayment $4.74
  • Maximum Established Patient Copayment $37.03

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Di Ma is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
ADVOCATE CHRIST HOSPITAL & MEDICAL CENTER4440 W 95TH STREET
OAK LAWN, IL 60453
(708) 684-8000Acute Care Hospitals

Reviews for DR. DI MA M.D.

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pediatrics (Pediatric Gastroenterology)
4440 W 95TH ST
OAK LAWN, IL 60453
Internal Medicine (Infectious Disease)
4440 W 95TH ST
OAK LAWN, IL 60453
Physical Medicine & Rehabilitation
4440 W 95TH ST, EMG LAB, ROOM 042 SOUTH
OAK LAWN, IL 60453
Pediatrics (Pediatric Cardiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Pediatrics (Pediatric Cardiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Radiation Oncology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Radiation Oncology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Radiation Oncology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Radiation Oncology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Radiology (Diagnostic Radiology)
4440 W 95TH ST
OAK LAWN, IL 60453
Pediatrics (Neonatal-Perinatal Medicine)
4440 W 95TH ST, ROOM 250 NORTH
OAK LAWN, IL 60453

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053790139, enumerated as an "individual" on May 22, 2015.

The provider is located at 4440 W 95TH ST OAK LAWN, IL 60453 and the phone number is (708) 684-8000.

Internal Medicine with taxonomy code 207R00000X.

Di Ma is affiliated with: ADVOCATE CHRIST HOSPITAL & MEDICAL CENTER.