Doctor profile · Federal record

Dr. Lauren Mielke, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Crystal Lake, IL

  • NPI 1265972418
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
781 S McHenry Ave
Crystal Lake, IL 600147444
(815) 459-2200
fax (815) 444-9566

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
March 15, 2017
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209015703

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265972418. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$57
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 1 $57.38

By nature of payment

Food and Beverage
$57

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
850
Patients
275
Total drug cost
$10,744
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 131 49 $1,517
Amlodipine Besylate Generic 77 25 $877
Alprazolam Generic 66 16 $385
Levothyroxine Sodium Generic 66 26 $982
Montelukast Sodium Generic 61 20 $1,143
Sertraline Hcl Generic 60 15 $638
Lisinopril Generic 56 21 $401
Losartan Potassium Generic 47 16 $771
Metformin Hcl Generic 47 17 $377
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 42 27 $1,634

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Mielke's medical specialty?
Dr. Lauren Mielke practices Family Nurse Practitioner in Crystal Lake, IL.
Where does Dr. Lauren Mielke practice?
Dr. Lauren Mielke practices at 781 S McHenry Ave, Crystal Lake, IL 600147444. Office phone: 8154592200.
What is Dr. Lauren Mielke's NPI?
Dr. Lauren Mielke's National Provider Identifier (NPI) is 1265972418, issued by NPPES.
Does Dr. Lauren Mielke accept Medicare assignment?
Yes. Dr. Lauren Mielke accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.