Doctor profile · Federal record

Dr. Cassie Thiesse, FNP-C

Nurse Practitioner · Registered Nurse · Family Nurse Practitioner · Saint Joseph, MI

  • NPI 1316699119
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
1234 Napier Ave
Saint Joseph, MI 490852112
(269) 983-3455
Additional location
42 N Saint Joseph Ave Ste 200
Niles, MI 491202203
(269) 684-5447
Additional location
6565 W Main St
Kalamazoo, MI 490096114
(269) 375-0459
Show 2 more locations
Additional location
6572 Red Arrow Hwy
Coloma, MI 490388700
(269) 202-7014
Additional location
815 Saint Joseph Dr
Saint Joseph, MI 490852529

Credentials & registration

NPPES · NUCC
NPI registered
January 2022 — 4 yrs on file
Profile last updated
January 24, 2025
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
Michigan #4704326088 · Michigan #F10221415

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316699119. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$316
Transactions
13
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, INC. 2 $90.29
Sumitomo Pharma America, INC. 4 $82.42
Coloplast Corp 2 $44.68
Bayer Healthcare Pharmaceuticals INC. 2 $36.34
Abbvie INC. 1 $23.32
Astellas Pharma US INC 1 $21.09
Janssen Scientific Affairs, LLC 1 $18.26

By nature of payment

Food and Beverage
$248
Education
$68

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cassie Thiesse's medical specialty?
Dr. Cassie Thiesse practices Nurse Practitioner in Saint Joseph, MI.
Where does Dr. Cassie Thiesse practice?
Dr. Cassie Thiesse practices at 1234 Napier Ave, Saint Joseph, MI 490852112. Office phone: 2699833455.
What is Dr. Cassie Thiesse's NPI?
Dr. Cassie Thiesse's National Provider Identifier (NPI) is 1316699119, issued by NPPES.
Does Dr. Cassie Thiesse accept Medicare assignment?
Yes. Dr. Cassie Thiesse accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.