Doctor profile · Federal record
Dr. Tiffany Zelek, LCSW
Clinical Social Worker · Social Worker · Chicago, IL
- NPI 1447927579
- Accepts Medicare
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
333 N Michigan Ave Ste 1400
Chicago, IL 606014011
(708) 573-2962 - Mailing address
-
15704 92Nd Pl
Dyer, IN 463112903
Credentials & registration
- NPI registered
- August 2021 — 5 yrs on file
- Profile last updated
- September 27, 2023
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State licenses (2)
- Illinois #149.025157 · Illinois #150.103622
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447927579. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
612
Distinct HCPCS
5
Medicare allowed
$37,495
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90834 |
Psychotherapy, 45 minutes | 229 | 28 | $76 | |
90785 |
Psychiatric services complicated by communication factor | 163 | 27 | $11 | |
90832 |
Psychotherapy, 30 minutes | 131 | 21 | $58 | |
90837 |
Psychotherapy, 1 hour | 57 | 16 | $112 | |
90791 |
Psychiatric diagnostic evaluation | 32 | 32 | $133 |
In context: peer comparison
Among 58 peers in this city , average services per provider: 238. This provider delivers 2.6× the peer median.Frequently asked questions
What is Dr. Tiffany Zelek's medical specialty?
Dr. Tiffany Zelek practices Clinical Social Worker in Chicago, IL.
Where does Dr. Tiffany Zelek practice?
Dr. Tiffany Zelek practices at 333 N Michigan Ave Ste 1400, Chicago, IL 606014011. Office phone: 7085732962.
What is Dr. Tiffany Zelek's NPI?
Dr. Tiffany Zelek's National Provider Identifier (NPI) is 1447927579, issued by NPPES.
Does Dr. Tiffany Zelek accept Medicare assignment?
Yes. Dr. Tiffany Zelek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Zelek commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychiatric services complicated by communication factor (HCPCS 90785); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.