Doctor profile · Federal record
Dr. Merlyn D'Souza, M.D.
Legal Medicine (CMS: Internal Medicine) · Chicago, IL
- NPI 1578501086
- Accepts Medicare
- 36 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
5600 W Addison St, Suite Ll001
Chicago, IL 606344401
(773) 202-9622
fax (773) 283-0901 - Mailing address
-
Po Box 7389
Prospect Heights, IL 600707389
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- October 11, 2007
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 173000000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578501086. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,996
Distinct HCPCS
6
Medicare allowed
$194,988
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99307 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 1,379 | 181 | $41 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 1,287 | 208 | $78 | |
99305 |
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | 155 | 113 | $139 | |
99348 |
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | 85 | 57 | $79 | |
99316 |
Nursing facility discharge management, more than 30 minutes | 64 | 58 | $137 | |
99347 |
Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes | 26 | 20 | $46 |
In context: peer comparison
Among 2 peers in Chicago Legal Medicine, average services per provider: 214. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$23
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 1 | $22.70 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,986
Patients
235
Total drug cost
$24,282
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 231 | 34 | $3,052 |
| Levothyroxine Sodium | Generic | 215 | 21 | $2,223 |
| Furosemide | Generic | 189 | 30 | $1,816 |
| Metformin Hcl | Generic | 185 | 21 | $1,864 |
| Potassium Chloride | Generic | 184 | 22 | $3,855 |
| Pantoprazole Sodium | Generic | 143 | 17 | $1,437 |
| Lisinopril | Generic | 137 | 15 | $1,183 |
| Amlodipine Besylate | Generic | 120 | 22 | $863 |
| Gabapentin | Generic | 106 | 22 | $946 |
| Memantine Hcl | Generic | 90 | 0 | $1,821 |
Frequently asked questions
What is Dr. Merlyn D'Souza's medical specialty?
Dr. Merlyn D'Souza practices Legal Medicine in Chicago, IL.
Where does Dr. Merlyn D'Souza practice?
Dr. Merlyn D'Souza practices at 5600 W Addison St, Chicago, IL 606344401. Office phone: 7732029622.
What is Dr. Merlyn D'Souza's NPI?
Dr. Merlyn D'Souza's National Provider Identifier (NPI) is 1578501086, issued by NPPES.
Does Dr. Merlyn D'Souza accept Medicare assignment?
Yes. Dr. Merlyn D'Souza accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Merlyn D'Souza commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305). Source: CMS Medicare Physician & Other Practitioners file.