Doctor profile · Federal record

Dr. Dannielle Harmsen, APNP

Psychiatric/Mental Health Clinical Nurse Specialist (CMS: Nurse Practitioner) · Milwaukee, WI

  • NPI 1386346328
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2020 W Wells St
Milwaukee, WI 532332720
(414) 937-2020

Credentials & registration

NPPES · NUCC
NPI registered
March 2023 — 3 yrs on file
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
364SP0808X — NUCC code
State license (1)
Wisconsin #13691-33

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386346328. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$418
Transactions
21
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Alkermes, Inc. 4 $97.34
Otsuka America Pharmaceutical, Inc. 3 $63.62
Teva Pharmaceuticals USA, Inc. 4 $58.16
ABBVIE INC. 3 $46.96
Neurocrine Biosciences, Inc. 2 $45.02
Janssen Pharmaceuticals, Inc 2 $41.86
Lundbeck LLC 1 $27.49
Axsome Therapeutics, Inc. 1 $23.71
Indivior Inc. 1 $13.79

By nature of payment

Food and Beverage
$418

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$528
Drug Type Claims Patients Total cost
Olanzapine Generic 11 0 $528

Frequently asked questions

Auto-generated from federal data
What is Dr. Dannielle Harmsen's medical specialty?
Dr. Dannielle Harmsen practices Psychiatric/Mental Health Clinical Nurse Specialist in Milwaukee, WI.
Where does Dr. Dannielle Harmsen practice?
Dr. Dannielle Harmsen practices at 2020 W Wells St, Milwaukee, WI 532332720. Office phone: 4149372020.
What is Dr. Dannielle Harmsen's NPI?
Dr. Dannielle Harmsen's National Provider Identifier (NPI) is 1386346328, issued by NPPES.
Does Dr. Dannielle Harmsen accept Medicare assignment?
Yes. Dr. Dannielle Harmsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.