Doctor profile · Federal record
Dr. Di Ma, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Oak Lawn, IL
- NPI 1053790139
- Accepts Medicare
- 11 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
4440 W 95Th St
Oak Lawn, IL 604532600
(708) 684-8000 - Additional location
-
1653 W Congress Pkwy
Chicago, IL 606123833
(312) 942-5000 - Additional location
-
6345 W 79Th St
Burbank, IL 604591133
(312) 609-0300
fax (708) 684-3070 - Mailing address
-
29373 Network Pl
Chicago, IL 606731293
Credentials & registration
- NPI registered
- May 2015 — 11 yrs on file
- Profile last updated
- October 2, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #125066431
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053790139. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
669
Distinct HCPCS
4
Medicare allowed
$85,269
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 478 | 146 | $123 | |
99239 |
Hospital discharge day management, more than 30 minutes | 101 | 100 | $115 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 76 | 75 | $178 | |
99497 |
Advance care planning, first 30 minutes | 14 | 13 | $79 |
In context: peer comparison
Among 29 peers in this city , average services per provider: 146. This provider delivers 4.6× the peer median.Open Payments
Industry payments received
All-time total
$122
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 1 | $121.89 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
67
Patients
42
Total drug cost
$528
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 23 | 20 | $126 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 22 | 22 | $133 |
| Atorvastatin Calcium | Generic | 11 | 0 | $186 |
| Pantoprazole Sodium | Generic | 11 | 0 | $83 |
Hospital affiliations
Frequently asked questions
What is Dr. Di Ma's medical specialty?
Dr. Di Ma practices Internal Medicine Physician in Oak Lawn, IL.
Where does Dr. Di Ma practice?
Dr. Di Ma practices at 4440 W 95Th St, Oak Lawn, IL 604532600. Office phone: 7086848000.
What is Dr. Di Ma's NPI?
Dr. Di Ma's National Provider Identifier (NPI) is 1053790139, issued by NPPES.
Does Dr. Di Ma accept Medicare assignment?
Yes. Dr. Di Ma accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Di Ma commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.