Doctor profile · Federal record
Dr. Catherine Pieroni, FNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Merrillville, IN
- NPI 1427278308
- Accepts Medicare
- 24 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9247 Broadway, Suite B
Merrillville, IN 464107018
(219) 769-6970
fax (219) 769-6768 - Mailing address
-
9189 Vigo St
Crown Point, IN 463078537
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Indiana #71001516A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427278308. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,007
Distinct HCPCS
9
Medicare allowed
$38,183
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 396 | 27 | $1 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 235 | 209 | $71 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 132 | 126 | $101 | |
87428 |
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza | 66 | 64 | $49 | |
81003 |
Automated urinalysis test | 53 | 49 | $2 | |
20610 |
Aspiration and/or injection of fluid from large joint | 43 | 31 | $57 | |
87880 |
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | 35 | 33 | $16 | |
71046 |
X-ray of chest, 2 views | 33 | 32 | $21 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 14 | 14 | $44 |
In context: peer comparison
Among 16 peers in Merrillville Family Nurse Practitioner, average services per provider: 121. This provider delivers 8.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
353
Patients
320
Total drug cost
$2,659
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Azithromycin | Generic | 76 | 76 | $368 |
| Cephalexin | Generic | 76 | 69 | $578 |
| Doxycycline Monohydrate | Generic | 40 | 37 | $404 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 28 | 28 | $247 |
| Prednisone | Generic | 28 | 25 | $50 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 22 | 22 | $228 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 18 | 11 | $176 |
| Polymyxin B Sul-Trimethoprim (Polymyxin B Sulf/Trimethoprim) | Brand | 15 | 15 | $142 |
| Amoxicillin | Generic | 13 | 12 | $34 |
| Clindamycin Hcl | Generic | 13 | 12 | $265 |
Frequently asked questions
What is Dr. Catherine Pieroni's medical specialty?
Dr. Catherine Pieroni practices Family Nurse Practitioner in Merrillville, IN.
Where does Dr. Catherine Pieroni practice?
Dr. Catherine Pieroni practices at 9247 Broadway, Merrillville, IN 464107018. Office phone: 2197696970.
What is Dr. Catherine Pieroni's NPI?
Dr. Catherine Pieroni's National Provider Identifier (NPI) is 1427278308, issued by NPPES.
Does Dr. Catherine Pieroni accept Medicare assignment?
Yes. Dr. Catherine Pieroni accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Pieroni commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.