Doctor profile · Federal record

Dr. Andrea Willer, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Centralia, MO

  • NPI 1790126399
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1021 E Highway 22
Centralia, MO 65240
(573) 682-5580
fax (573) 682-1539

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
September 6, 2018
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Missouri #2013024402

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790126399. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
67
Distinct HCPCS
2
Medicare allowed
$1,580
HCPCS Description Services Patients Avg allowed
81003 Automated urinalysis test 36 26 $2
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 31 27 $48

In context: peer comparison

Among 1 peers in Centralia Family Nurse Practitioner, average services per provider: 33. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,221
Patients
598
Total drug cost
$29,807
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 312 75 $4,934
Lisinopril Generic 224 59 $2,482
Amlodipine Besylate Generic 204 54 $1,849
Rosuvastatin Calcium Generic 187 53 $2,966
Omeprazole Generic 175 57 $2,919
Atorvastatin Calcium Generic 169 46 $1,993
Metformin Hcl Generic 126 34 $727
Sertraline Hcl Generic 123 25 $935
Hydrochlorothiazide Generic 121 36 $615
Losartan Potassium Generic 121 32 $1,973

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrea Willer's medical specialty?
Dr. Andrea Willer practices Family Nurse Practitioner in Centralia, MO.
Where does Dr. Andrea Willer practice?
Dr. Andrea Willer practices at 1021 E Highway 22, Centralia, MO 65240. Office phone: 5736825580.
What is Dr. Andrea Willer's NPI?
Dr. Andrea Willer's National Provider Identifier (NPI) is 1790126399, issued by NPPES.
Does Dr. Andrea Willer accept Medicare assignment?
Yes. Dr. Andrea Willer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrea Willer commonly perform?
Top Medicare-reported procedures in 2023: Automated urinalysis test (HCPCS 81003); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza (HCPCS 87428). Source: CMS Medicare Physician & Other Practitioners file.