Doctor profile · Federal record

Dr. Therese Defabis, APRN, ANP-BC

Adult Health Nurse Practitioner · Nurse Practitioner · Nurse Practitioner · Adult Health Nurse Practitioner · Nurse Practitioner · Adult Health Nurse Practitioner · Indianapolis, IN

  • NPI 1538250618
  • 20 yrs on file
  • Licensed in 5 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
155 E Market St
Indianapolis, IN 462043294
(866) 849-0692
fax (888) 973-8821
Additional location
1310 S Lebanon St
Lebanon, IN 460522792
(765) 482-7005
fax (765) 483-3021
Mailing address
Po Box 211699
Eagan, MN 551213699

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
December 19, 2025
Specialty taxonomy
363LA2200X — NUCC code
State licenses (6)
Indiana #71000314A · Indiana #71000314 · Oklahoma #226556 · Ohio #0038109 · Florida #APRN11037167 · Colorado #C-APN.0103422-C-NP
Medicaid
IN #200855440

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538250618. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,340
Distinct HCPCS
10
Medicare allowed
$79,270
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 562 159 $100
36415 Insertion of needle into vein for collection of blood sample 376 148 $8
G0008 Administration of influenza virus vaccine 65 65 $29
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 52 52 $76
81003 Automated urinalysis test 50 35 $2
96372 Injection of drug or substance under skin or into muscle 49 13 $11
99213 Established patient office or other outpatient visit, 20-29 minutes 49 33 $71
G0328 Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous 30 30 $18
99496 Transitional care management services for problem of high complexity 23 19 $211
99215 Established patient office or other outpatient visit, 40-54 minutes 19 13 $136

In context: peer comparison

Among 39 peers in Indianapolis Adult Health Nurse Practitioner, average services per provider: 374. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$165
Transactions
10
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 4 $60.10
Dexcom, INC. 3 $56.23
GlaxoSmithKline, LLC. 1 $19.07
Abbvie INC. 1 $15.35
Tactile Systems Technology INC 1 $14.03

By nature of payment

Food and Beverage
$165

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,181
Patients
732
Total drug cost
$48,973
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 453 97 $7,275
Atorvastatin Calcium Generic 418 108 $5,198
Lisinopril Generic 278 71 $1,885
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 258 35 $7,552
Omeprazole Generic 222 60 $3,121
Amlodipine Besylate Generic 215 52 $1,328
Metformin Hcl Generic 192 39 $1,704
Simvastatin Generic 191 37 $1,924
Gabapentin Generic 166 30 $5,151
Rosuvastatin Calcium Generic 154 41 $2,593

Frequently asked questions

Auto-generated from federal data
What is Dr. Therese Defabis's medical specialty?
Dr. Therese Defabis practices Adult Health Nurse Practitioner in Indianapolis, IN.
Where does Dr. Therese Defabis practice?
Dr. Therese Defabis practices at 155 E Market St, Indianapolis, IN 462043294. Office phone: 8668490692.
What is Dr. Therese Defabis's NPI?
Dr. Therese Defabis's National Provider Identifier (NPI) is 1538250618, issued by NPPES.
What procedures does Dr. Therese Defabis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.