Doctor profile · Federal record
Dr. Gregory Cook, APRN, CNP
Nurse Practitioner · Family Nurse Practitioner · Chicago, IL
- NPI 1053964395
- Accepts Medicare
- 7 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
676 N Saint Clair St Ste 2100
Chicago, IL 606112993
(312) 695-1800
fax (312) 695-4741
Credentials & registration
- NPI registered
- July 2019 — 7 yrs on file
- Profile last updated
- September 19, 2023
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State licenses (2)
- Illinois #209027656 · Florida #11003002
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053964395. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
451
Distinct HCPCS
3
Medicare allowed
$42,119
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 239 | 210 | $106 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 194 | 179 | $73 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $152 |
In context: peer comparison
Among 169 peers in this city , average services per provider: 102. This provider delivers 4.4× the peer median.Open Payments
Industry payments received
All-time total
$263
Transactions
8
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 3 | $153.55 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 2 | $59.37 | |
| Amgen Inc. | 2 | $33.20 | |
| GlaxoSmithKline, LLC. | 1 | $17.10 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,233
Patients
377
Total drug cost
$482,815
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 291 | 70 | $232,627 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 244 | 91 | $7,345 |
| Prednisone | Generic | 103 | 45 | $501 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 91 | 22 | $44,037 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 89 | 25 | $46,218 |
| Azithromycin | Generic | 66 | 38 | $524 |
| Montelukast Sodium | Generic | 61 | 22 | $1,140 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 56 | 16 | $38,586 |
| Ventolin Hfa (Albuterol Sulfate) | Brand | 40 | 16 | $2,431 |
| Advair Diskus (Fluticasone Propion/Salmeterol) | Brand | 39 | 0 | $18,076 |
Frequently asked questions
What is Dr. Gregory Cook's medical specialty?
Dr. Gregory Cook practices Nurse Practitioner in Chicago, IL.
Where does Dr. Gregory Cook practice?
Dr. Gregory Cook practices at 676 N Saint Clair St Ste 2100, Chicago, IL 606112993. Office phone: 3126951800.
What is Dr. Gregory Cook's NPI?
Dr. Gregory Cook's National Provider Identifier (NPI) is 1053964395, issued by NPPES.
Does Dr. Gregory Cook accept Medicare assignment?
Yes. Dr. Gregory Cook accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Cook commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.