Doctor profile · Federal record
Dr. Gregory Grahek, NP-BC
Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Pueblo, CO
- NPI 1558554188
- Accepts Medicare
- 19 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1619 N Greenwood St Ste 208
Pueblo, CO 810032656
(719) 564-4336
fax (719) 561-8469
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- January 7, 2025
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 363LA2100X — NUCC code
- State licenses (2)
- Colorado #173720-5414 · Colorado #5441
- Medicaid
- CO #333409528
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558554188. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$471
Transactions
24
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 4 | $87.83 | |
| Novo Nordisk Inc | 5 | $83.76 | |
| AstraZeneca Pharmaceuticals LP | 3 | $59.66 | |
| PFIZER INC. | 2 | $48.51 | |
| Lilly USA, LLC | 2 | $39.21 | |
| Astellas Pharma US Inc | 1 | $34.73 | |
| SCILEX PHARMACEUTICALS INC. | 2 | $31.77 | |
| Sumitomo Pharma America, Inc. | 2 | $31.46 | |
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $18.78 | |
| AIMMUNE THERAPEUTICS, INC. | 1 | $18.00 | |
| Amgen Inc. | 1 | $17.17 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,758
Patients
1,008
Total drug cost
$58,438
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 659 | 200 | $8,195 |
| Gabapentin | Generic | 439 | 88 | $8,776 |
| Levothyroxine Sodium | Generic | 353 | 103 | $5,983 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 340 | 55 | $9,157 |
| Lisinopril | Generic | 279 | 80 | $1,748 |
| Amlodipine Besylate | Generic | 218 | 60 | $1,498 |
| Omeprazole | Generic | 215 | 63 | $4,635 |
| Losartan Potassium | Generic | 202 | 54 | $3,069 |
| Metformin Hcl | Generic | 183 | 61 | $1,653 |
| Pantoprazole Sodium | Generic | 151 | 38 | $3,049 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Grahek's medical specialty?
Dr. Gregory Grahek practices Acute Care Nurse Practitioner in Pueblo, CO.
Where does Dr. Gregory Grahek practice?
Dr. Gregory Grahek practices at 1619 N Greenwood St Ste 208, Pueblo, CO 810032656. Office phone: 7195644336.
What is Dr. Gregory Grahek's NPI?
Dr. Gregory Grahek's National Provider Identifier (NPI) is 1558554188, issued by NPPES.
Does Dr. Gregory Grahek accept Medicare assignment?
Yes. Dr. Gregory Grahek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.