Doctor profile · Federal record
Dr. Diane Trkulja-Castro, Nurse Practitioner
Primary Care Nurse Practitioner · Registered Nurse · Family Nurse Practitioner · Chesterton, IN
- NPI 1689109084
- 9 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3100 Village PT Ste 250
Chesterton, IN 463049695
(219) 440-4835
fax (855) 238-6150
Credentials & registration
- NPI registered
- April 2017 — 9 yrs on file
- Profile last updated
- January 7, 2025
- Specialty taxonomy
- 363LP2300X — NUCC code
- State licenses (2)
- Indiana #71007089A · Indiana #28187141A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689109084. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
51
Distinct HCPCS
2
Medicare allowed
$3,698
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 36 | 14 | $101 | |
96127 |
Assessment of emotional or behavioral problems | 15 | 11 | $4 |
In context: peer comparison
Among 1 peers in Chesterton Primary Care Nurse Practitioner, average services per provider: 25. This provider delivers 2.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
171
Patients
0
Total drug cost
$10,410
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 28 | 0 | $264 |
| Amlodipine Besylate | Generic | 27 | 0 | $313 |
| Levothyroxine Sodium | Generic | 24 | 0 | $334 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 17 | 0 | $515 |
| Metformin Hcl | Generic | 14 | 0 | $206 |
| Metoprolol Succinate | Generic | 14 | 0 | $316 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 13 | 0 | $7,970 |
| Sertraline Hcl | Generic | 12 | 0 | $286 |
| Alprazolam | Generic | 11 | 0 | $39 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 11 | 0 | $168 |
Frequently asked questions
What is Dr. Diane Trkulja-Castro's medical specialty?
Dr. Diane Trkulja-Castro practices Primary Care Nurse Practitioner in Chesterton, IN.
Where does Dr. Diane Trkulja-Castro practice?
Dr. Diane Trkulja-Castro practices at 3100 Village PT Ste 250, Chesterton, IN 463049695. Office phone: 2194404835.
What is Dr. Diane Trkulja-Castro's NPI?
Dr. Diane Trkulja-Castro's National Provider Identifier (NPI) is 1689109084, issued by NPPES.
What procedures does Dr. Diane Trkulja-Castro commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Assessment of emotional or behavioral problems (HCPCS 96127). Source: CMS Medicare Physician & Other Practitioners file.