Doctor profile · Federal record
Dr. Didem Saygin, M.D.
Rheumatology Physician (CMS: Rheumatology) · Chicago, IL
- NPI 1861929564
- Accepts Medicare
- MIPS 77.5 / 100 · 2023
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1611 W Harrison St Ste 510
Chicago, IL 606124861
(312) 563-2800
fax (312) 563-2075
Credentials & registration
- NPI registered
- May 2017 — 9 yrs on file
- Profile last updated
- January 16, 2026
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Illinois #036.152058
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861929564. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$1,858
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $1,858.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
143
Patients
20
Total drug cost
$223,878
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 78 | 20 | $800 |
| Gammagard Liquid (Immun Glob G(Igg)/Gly/Iga Ov50) | Brand | 24 | 0 | $219,578 |
| Methotrexate (Methotrexate Sodium) | Brand | 23 | 0 | $1,535 |
| Mycophenolate Mofetil | Generic | 18 | 0 | $1,965 |
Frequently asked questions
What is Dr. Didem Saygin's medical specialty?
Dr. Didem Saygin practices Rheumatology Physician in Chicago, IL.
Where does Dr. Didem Saygin practice?
Dr. Didem Saygin practices at 1611 W Harrison St Ste 510, Chicago, IL 606124861. Office phone: 3125632800.
What is Dr. Didem Saygin's NPI?
Dr. Didem Saygin's National Provider Identifier (NPI) is 1861929564, issued by NPPES.
Does Dr. Didem Saygin accept Medicare assignment?
Yes. Dr. Didem Saygin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.