Doctor profile · Federal record

Dr. Derek Harmelink, PA

Physician Assistant · Plymouth, WI

  • NPI 1548542897
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2600 Kiley Way
Plymouth, WI 530735020
(920) 449-7000
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
September 2011 — 15 yrs on file
Profile last updated
October 3, 2024
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Wisconsin #2864
Medicaid
WI #100017705

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548542897. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
342
Distinct HCPCS
3
Medicare allowed
$23,862
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 249 239 $72
99203 New patient office or other outpatient visit, 30-44 minutes 67 67 $89
81003 Automated urinalysis test 26 26 $2

In context: peer comparison

Among 4 peers in this city , average services per provider: 69. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
360
Patients
356
Total drug cost
$3,379
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 92 91 $1,090
Prednisone Generic 57 57 $168
Doxycycline Monohydrate Generic 48 48 $629
Azithromycin Generic 38 38 $154
Cefdinir Generic 36 36 $662
Cephalexin Generic 35 35 $182
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 15 15 $66
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 13 $345
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 13 11 $44
Naproxen Generic 12 12 $41

Frequently asked questions

Auto-generated from federal data
What is Dr. Derek Harmelink's medical specialty?
Dr. Derek Harmelink practices Physician Assistant in Plymouth, WI.
Where does Dr. Derek Harmelink practice?
Dr. Derek Harmelink practices at 2600 Kiley Way, Plymouth, WI 530735020. Office phone: 9204497000.
What is Dr. Derek Harmelink's NPI?
Dr. Derek Harmelink's National Provider Identifier (NPI) is 1548542897, issued by NPPES.
Does Dr. Derek Harmelink accept Medicare assignment?
Yes. Dr. Derek Harmelink accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derek Harmelink commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.