Doctor profile · Federal record
Dr. Kathleen Wallace, APN
Nurse Practitioner · Merrillville, IN
- NPI 1225035504
- Accepts Medicare
- 39 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
90 W 86Th Ave
Merrillville, IN 464107086
(219) 791-1555
fax (219) 791-1560 - Mailing address
-
120 W 22Nd St Ste 200
Oak Brook, IL 605231563
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- December 13, 2022
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Indiana #71000826A
- Medicaid (2)
- IN #100082060 · IN #200280140B
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225035504. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
318
Distinct HCPCS
5
Medicare allowed
$24,805
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 190 | 131 | $83 | |
90970 |
Dialysis services, per day, less than full month service (20 years or older) | 85 | 17 | $8 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 19 | 18 | $233 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 13 | 13 | $71 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 11 | 11 | $281 |
In context: peer comparison
Among 3 peers in Merrillville Nurse Practitioner, average services per provider: 101. This provider delivers 3.1× the peer median.Open Payments
Industry payments received
All-time total
$967
Transactions
46
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ardelyx, INC. | 5 | $131.12 | |
| Opko Pharmaceuticals, LLC | 6 | $118.04 | |
| Travere Therapeutics, INC. | 5 | $105.97 | |
| Calliditas Therapeutics US INC. | 5 | $91.37 | |
| Novartis Pharmaceuticals Corporation | 4 | $88.87 | |
| Fresenius USA Marketing, INC. | 4 | $84.36 | |
| Otsuka America Pharmaceutical, INC. | 3 | $75.28 | |
| Amgen INC. | 4 | $74.70 | |
| AstraZeneca Pharmaceuticals Lp | 4 | $72.36 | |
| Lilly USA, LLC | 3 | $57.26 | |
| Ani Pharmaceuticals, INC. | 1 | $27.21 | |
| Ultragenyx Pharmaceutical INC. | 1 | $20.64 | |
| Novo Nordisk INC | 1 | $19.56 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
218
Patients
78
Total drug cost
$9,018
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Calcitriol | Generic | 41 | 18 | $532 |
| Furosemide | Generic | 35 | 19 | $329 |
| Amlodipine Besylate | Generic | 24 | 12 | $162 |
| Cephalexin | Generic | 23 | 18 | $242 |
| Alprazolam | Generic | 18 | 0 | $80 |
| Allopurinol | Generic | 15 | 0 | $151 |
| Metoprolol Tartrate | Generic | 14 | 0 | $45 |
| Potassium Chloride | Generic | 13 | 0 | $366 |
| Azithromycin | Generic | 12 | 11 | $75 |
| Hydrochlorothiazide | Generic | 12 | 0 | $48 |
Hospital affiliations
Frequently asked questions
What is Dr. Kathleen Wallace's medical specialty?
Dr. Kathleen Wallace practices Nurse Practitioner in Merrillville, IN.
Where does Dr. Kathleen Wallace practice?
Dr. Kathleen Wallace practices at 90 W 86Th Ave, Merrillville, IN 464107086. Office phone: 2197911555.
What is Dr. Kathleen Wallace's NPI?
Dr. Kathleen Wallace's National Provider Identifier (NPI) is 1225035504, issued by NPPES.
Does Dr. Kathleen Wallace accept Medicare assignment?
Yes. Dr. Kathleen Wallace accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Wallace commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dialysis services (HCPCS 90970); Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961). Source: CMS Medicare Physician & Other Practitioners file.