Doctor profile · Federal record
Dr. Gary Kay, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Elk Grove Village, IL
- NPI 1205897923
- Accepts Medicare
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
800 Biesterfield RD, Suite 210
Elk Grove Village, IL 600073311
(847) 437-3312
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205897923. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
29,968
Distinct HCPCS
10
Medicare allowed
$201,948
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1439 |
Injection, ferric carboxymaltose, 1 mg | 15,750 | 15 | $1 | |
J0881 |
Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 7,080 | 15 | $3 | |
J1627 |
Injection, granisetron, extended-release, 0.1 mg | 3,400 | 12 | $7 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 772 | 14 | $0 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 702 | 216 | $7 | |
80053 |
Blood test, comprehensive group of blood chemicals | 416 | 156 | $10 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 327 | 132 | $130 | |
96372 |
Injection of drug or substance under skin or into muscle | 201 | 53 | $15 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 194 | 97 | $94 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 144 | 46 | $186 |
In context: peer comparison
Among 5 peers in Elk Grove Village Hematology & Oncology Physician, average services per provider: 1,525. This provider delivers 20× the peer median.Open Payments
Industry payments received
All-time total
$15,383
Transactions
53
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 8 | $9,742.53 | |
| Janssen Biotech, INC. | 4 | $1,721.12 | |
| PharmaEssentia USA Corporation | 1 | $1,540.00 | |
| Asd Specialty Healthcare, LLC | 3 | $453.01 | |
| Pharmacosmos Therapeutics INC. | 3 | $227.77 | |
| Novartis Pharmaceuticals Corporation | 11 | $197.27 | |
| Heron Therapeutics, INC. | 1 | $164.62 | |
| Puma Biotechnology, INC. | 2 | $164.06 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $158.34 | |
| Genentech USA, INC. | 5 | $120.85 | |
| Abbvie INC. | 4 | $105.45 | |
| Astellas Pharma US INC | 3 | $87.13 | |
| Celgene Corporation | 2 | $69.91 | |
| Eagle Pharmaceuticals, INC. | 1 | $65.80 | |
| Takeda Pharmaceuticals U.S.A., INC. | 2 | $55.30 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
302
Patients
37
Total drug cost
$741,180
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Letrozole | Generic | 68 | 23 | $3,129 |
| Eliquis (Apixaban) | Brand | 32 | 0 | $24,320 |
| Prochlorperazine Maleate | Generic | 28 | 14 | $334 |
| Gabapentin | Generic | 25 | 0 | $312 |
| Warfarin Sodium | Generic | 25 | 0 | $388 |
| Anastrozole | Generic | 19 | 0 | $630 |
| Revlimid (Lenalidomide) | Brand | 19 | 0 | $473,204 |
| Abiraterone Acetate | Generic | 17 | 0 | $29,477 |
| Furosemide | Generic | 17 | 0 | $105 |
| Prednisone | Generic | 15 | 0 | $173 |
Frequently asked questions
What is Dr. Gary Kay's medical specialty?
Dr. Gary Kay practices Hematology & Oncology Physician in Elk Grove Village, IL.
Where does Dr. Gary Kay practice?
Dr. Gary Kay practices at 800 Biesterfield RD, Elk Grove Village, IL 600073311. Office phone: 8474373312.
What is Dr. Gary Kay's NPI?
Dr. Gary Kay's National Provider Identifier (NPI) is 1205897923, issued by NPPES.
Does Dr. Gary Kay accept Medicare assignment?
Yes. Dr. Gary Kay accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Kay commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Injection, granisetron, extended-release, 0.1 mg (HCPCS J1627). Source: CMS Medicare Physician & Other Practitioners file.