Doctor profile · Federal record

Dr. Andrea Timmerman, ARNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Iowa City, IA

  • NPI 1174824205
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421007
(319) 356-4019
fax (319) 353-8073
Additional location
701 W Forevergreen RD
North Liberty, IA 523179848
(319) 384-6562
fax (319) 356-3949

Credentials & registration

NPPES · NUCC
NPI registered
November 2010 — 16 yrs on file
Profile last updated
April 4, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Iowa #A110238

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174824205. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
263
Distinct HCPCS
3
Medicare allowed
$13,527
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 132 74 $63
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 90 90 $17
99239 Hospital discharge day management, more than 30 minutes 41 40 $91

In context: peer comparison

Among 38 peers in this city , average services per provider: 57. This provider delivers 4.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$55
Drug Type Claims Patients Total cost
Furosemide Generic 11 0 $55

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrea Timmerman's medical specialty?
Dr. Andrea Timmerman practices Family Nurse Practitioner in Iowa City, IA.
Where does Dr. Andrea Timmerman practice?
Dr. Andrea Timmerman practices at 200 Hawkins Dr, Iowa City, IA 522421007. Office phone: 3193564019.
What is Dr. Andrea Timmerman's NPI?
Dr. Andrea Timmerman's National Provider Identifier (NPI) is 1174824205, issued by NPPES.
Does Dr. Andrea Timmerman accept Medicare assignment?
Yes. Dr. Andrea Timmerman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrea Timmerman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (HCPCS 93016); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.