Doctor profile · Federal record
Dr. Brenda Grzenia
Hematology & Oncology Physician · Family Medicine Physician · Orland Park, IL
- NPI 1376317388
- 3 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
17047 la Grange RD
Orland Park, IL 604877227
(815) 300-7764
Credentials & registration
- NPI registered
- November 2023 — 3 yrs on file
- Profile last updated
- August 27, 2024
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Illinois #209028719
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376317388. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
45
Distinct HCPCS
1
Medicare allowed
$5,067
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 45 | 24 | $113 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 729. This provider delivers 0.1× the peer median.Open Payments
Industry payments received
All-time total
$1,053
Transactions
35
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 7 | $131.30 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 5 | $113.01 | |
| Merck Sharp & Dohme LLC | 4 | $93.49 | |
| JAZZ PHARMACEUTICALS INC. | 1 | $75.55 | |
| Novartis Pharmaceuticals Corporation | 3 | $70.00 | |
| Regeneron Healthcare Solutions, Inc. | 2 | $68.24 | |
| Eisai Inc. | 3 | $54.35 | |
| GlaxoSmithKline, LLC. | 2 | $50.93 | |
| Lilly USA, LLC | 2 | $42.82 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $34.33 | |
| Janssen Biotech, Inc. | 1 | $33.46 | |
| Daiichi Sankyo Inc. | 1 | $27.56 | |
| PUMA BIOTECHNOLOGY, INC. | 1 | $26.58 | |
| BeiGene USA, Inc. | 1 | $25.81 | |
| Rigel Pharmaceuticals, Inc. | 1 | $24.82 |
By nature of payment
Frequently asked questions
What is Dr. Brenda Grzenia's medical specialty?
Dr. Brenda Grzenia practices Hematology & Oncology Physician in Orland Park, IL.
Where does Dr. Brenda Grzenia practice?
Dr. Brenda Grzenia practices at 17047 la Grange RD, Orland Park, IL 604877227. Office phone: 8153007764.
What is Dr. Brenda Grzenia's NPI?
Dr. Brenda Grzenia's National Provider Identifier (NPI) is 1376317388, issued by NPPES.
What procedures does Dr. Brenda Grzenia commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.