Doctor profile · Federal record
Dr. Katherine Graap, MSN, APRN, AGPCNP
Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Houston, TX
- NPI 1366208894
- Accepts Medicare
- 4 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161 - Mailing address
-
P O Box 4439
Houston, TX 772104439
Credentials & registration
- NPI registered
- February 2024 — 2 yrs on file
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 363LG0600X — NUCC code
- State license (1)
- Texas #1144558
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1366208894. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$2,441
Transactions
52
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 7 | $415.49 | |
| SOBI, INC | 7 | $333.56 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $259.24 | |
| Astellas Pharma US Inc | 3 | $235.38 | |
| GlaxoSmithKline, LLC. | 5 | $221.68 | |
| Lilly USA, LLC | 4 | $191.95 | |
| AstraZeneca Pharmaceuticals LP | 6 | $143.59 | |
| BeiGene USA, Inc. | 4 | $132.50 | |
| Kite Pharma, Inc. | 1 | $124.99 | |
| Novartis Pharmaceuticals Corporation | 4 | $114.97 | |
| Celgene Corporation | 4 | $93.90 | |
| PharmaEssentia USA Corporation | 2 | $57.94 | |
| Blueprint Medicines Corporation | 1 | $32.22 | |
| Incyte Corporation | 1 | $29.40 | |
| Janssen Biotech, Inc. | 1 | $27.54 |
By nature of payment
Frequently asked questions
What is Dr. Katherine Graap's medical specialty?
Dr. Katherine Graap practices Gerontology Nurse Practitioner in Houston, TX.
Where does Dr. Katherine Graap practice?
Dr. Katherine Graap practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Katherine Graap's NPI?
Dr. Katherine Graap's National Provider Identifier (NPI) is 1366208894, issued by NPPES.
Does Dr. Katherine Graap accept Medicare assignment?
Yes. Dr. Katherine Graap accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.