Doctor profile · Federal record

Dr. Molly Oosthuysen, FNP-BC

Family Nurse Practitioner · Family Nurse Practitioner · Family Nurse Practitioner · Maryville, TN

  • NPI 1154786937
  • MIPS 91.4 / 100 · 2023
  • 11 yrs on file
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
907 E Lamar Alexander Pkwy
Maryville, TN 378045015
(865) 980-4897
fax (865) 977-4722
Additional location
1346 Dowell Springs Blvd
Knoxville, TN 379092453
(865) 588-2753
fax (865) 588-7418
Mailing address
300 E McBee Ave Fl 4
Greenville, SC 296012842

Credentials & registration

NPPES · NUCC
NPI registered
December 2015 — 11 yrs on file
Profile last updated
October 30, 2025
Specialty taxonomy
363LF0000X — NUCC code
State licenses (3)
Tennessee #APN0000032244 · Virginia #F1015311 · Ohio #F1015311
Medicaid
TN #Q079759

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154786937. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
62
Distinct HCPCS
2
Medicare allowed
$2,033
HCPCS Description Services Patients Avg allowed
95117 Professional service for multiple injections of allergen 36 27 $9
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 17 $66

In context: peer comparison

Among 31 peers in Maryville Family Nurse Practitioner, average services per provider: 165. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,114
Transactions
57
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 8 $205.15
Hospira, INC. 6 $153.13
Takeda Pharmaceuticals U.S.A., INC. 9 $147.90
Csl Behring 6 $126.47
GlaxoSmithKline, LLC. 5 $87.47
Genzyme Corporation 5 $84.82
AstraZeneca Pharmaceuticals Lp 5 $82.64
Genentech USA, INC. 4 $63.16
Grifols USA, LLC 3 $58.37
Pfizer INC. 2 $34.55
Amgen INC. 2 $33.62
BioCryst US Sales Co., LLC 1 $21.86
Hikma Pharmaceuticals USA 1 $14.82

By nature of payment

Food and Beverage
$1,114

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
98
Patients
0
Total drug cost
$46,501
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 17 0 $262
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 13 0 $3,282
Donepezil Hcl Generic 12 0 $180
Tamoxifen Citrate Generic 12 0 $558
Dupixent Syringe (Dupilumab) Brand 11 0 $41,560
Mirtazapine Generic 11 0 $162
Nifedipine ER (Nifedipine) Brand 11 0 $441
Simvastatin Generic 11 0 $56

Frequently asked questions

Auto-generated from federal data
What is Dr. Molly Oosthuysen's medical specialty?
Dr. Molly Oosthuysen practices Family Nurse Practitioner in Maryville, TN.
Where does Dr. Molly Oosthuysen practice?
Dr. Molly Oosthuysen practices at 907 E Lamar Alexander Pkwy, Maryville, TN 378045015. Office phone: 8659804897.
What is Dr. Molly Oosthuysen's NPI?
Dr. Molly Oosthuysen's National Provider Identifier (NPI) is 1154786937, issued by NPPES.
What procedures does Dr. Molly Oosthuysen commonly perform?
Top Medicare-reported procedures in 2023: Professional service for multiple injections of allergen (HCPCS 95117); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.