Doctor profile · Federal record
Dr. Michelle Terwilliger, NP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Dyer, IN
- NPI 1912360546
- Accepts Medicare
- 11 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1100 Joliet St, Suite 201
Dyer, IN 463111996
(219) 836-2096
fax (219) 836-2097 - Additional location
-
2 Innovation Dr Ste 350
Greenville, SC 296075269
(864) 516-1170
Credentials & registration
- NPI registered
- March 2016 — 10 yrs on file
- Profile last updated
- April 17, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State licenses (2)
- Indiana #28141768A · South Carolina #29522
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912360546. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
428
Distinct HCPCS
3
Medicare allowed
$38,845
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 352 | 165 | $100 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 47 | 36 | $71 | |
95970 |
Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator | 29 | 12 | $15 |
In context: peer comparison
Among 8 peers in Dyer Family Nurse Practitioner, average services per provider: 111. This provider delivers 3.9× the peer median.Open Payments
Industry payments received
All-time total
$3,611
Transactions
168
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 38 | $441.54 | |
| Biogen, INC. | 20 | $415.03 | |
| Lilly USA, LLC | 12 | $249.65 | |
| Celgene Corporation | 12 | $233.71 | |
| Catalyst Pharmaceuticals, INC. | 8 | $205.04 | |
| Jazz Pharmaceuticals INC. | 9 | $201.33 | |
| Alexion Pharmaceuticals, INC. | 9 | $200.55 | |
| Argenx US, INC. | 8 | $157.77 | |
| Banner Life Sciences, LLC | 11 | $155.36 | |
| Pfizer INC. | 21 | $153.80 | |
| Mallinckrodt Hospital Products INC. | 5 | $129.90 | |
| Emd Serono, INC. | 6 | $91.38 | |
| Neurocrine Biosciences, INC. | 3 | $86.87 | |
| Tg Therapeutics, INC. | 3 | $71.12 | |
| Genentech USA, INC. | 3 | $70.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,966
Patients
500
Total drug cost
$185,498
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 279 | 70 | $5,744 |
| Levetiracetam | Generic | 201 | 45 | $12,784 |
| Lamotrigine | Generic | 187 | 41 | $4,676 |
| Duloxetine Hcl | Generic | 159 | 47 | $5,546 |
| Donepezil Hcl | Generic | 134 | 48 | $1,755 |
| Clonazepam | Generic | 124 | 22 | $1,016 |
| Memantine Hcl | Generic | 111 | 44 | $6,442 |
| Alprazolam | Generic | 109 | 17 | $552 |
| Lacosamide | Generic | 101 | 11 | $26,673 |
| Oxcarbazepine | Generic | 101 | 16 | $5,343 |
Frequently asked questions
What is Dr. Michelle Terwilliger's medical specialty?
Dr. Michelle Terwilliger practices Family Nurse Practitioner in Dyer, IN.
Where does Dr. Michelle Terwilliger practice?
Dr. Michelle Terwilliger practices at 1100 Joliet St, Dyer, IN 463111996. Office phone: 2198362096.
What is Dr. Michelle Terwilliger's NPI?
Dr. Michelle Terwilliger's National Provider Identifier (NPI) is 1912360546, issued by NPPES.
Does Dr. Michelle Terwilliger accept Medicare assignment?
Yes. Dr. Michelle Terwilliger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Terwilliger 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); Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator (HCPCS 95970). Source: CMS Medicare Physician & Other Practitioners file.