Doctor profile · Federal record
Dr. Janine Kerkstra, PA-C
Physician Assistant · Grand Rapids, MI
- NPI 1851440424
- Accepts Medicare
- 21 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 68Th St Se
Grand Rapids, MI 495486927
(616) 455-5000
fax (616) 455-6960
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- December 22, 2023
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Michigan #5601004513
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851440424. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
294
Distinct HCPCS
3
Medicare allowed
$23,073
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 252 | 66 | $79 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 18 | $53 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 15 | 11 | $117 |
In context: peer comparison
Among 234 peers in Grand Rapids Physician Assistant, average services per provider: 56. This provider delivers 5.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,767
Patients
406
Total drug cost
$60,025
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Quetiapine Fumarate | Generic | 225 | 35 | $6,482 |
| Duloxetine Hcl | Generic | 159 | 40 | $7,823 |
| Bupropion Xl (Bupropion Hcl) | Brand | 154 | 39 | $10,195 |
| Buspirone Hcl | Generic | 152 | 35 | $5,030 |
| Mirtazapine | Generic | 152 | 39 | $5,021 |
| Trazodone Hcl | Generic | 148 | 41 | $2,922 |
| Lamotrigine | Generic | 113 | 22 | $2,026 |
| Gabapentin | Generic | 112 | 24 | $2,704 |
| Olanzapine | Generic | 105 | 19 | $3,647 |
| Sertraline Hcl | Generic | 91 | 24 | $1,671 |
Frequently asked questions
What is Dr. Janine Kerkstra's medical specialty?
Dr. Janine Kerkstra practices Physician Assistant in Grand Rapids, MI.
Where does Dr. Janine Kerkstra practice?
Dr. Janine Kerkstra practices at 300 68Th St Se, Grand Rapids, MI 495486927. Office phone: 6164555000.
What is Dr. Janine Kerkstra's NPI?
Dr. Janine Kerkstra's National Provider Identifier (NPI) is 1851440424, issued by NPPES.
Does Dr. Janine Kerkstra accept Medicare assignment?
Yes. Dr. Janine Kerkstra accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Janine Kerkstra 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); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.