Doctor profile · Federal record
Dr. Mackenzie Greisch
Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Registered Nurse · Green Bay, WI
- NPI 1104524115
- Accepts Medicare
- 3 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
835 S van Buren St
Green Bay, WI 543013526
(920) 433-0111 - Additional location
-
1726 Shawano Ave
Green Bay, WI 543033216
(920) 498-4200 - Additional location
-
2900 W Oklahoma Ave
Milwaukee, WI 532154330
(414) 649-6000 - Additional location
-
800 Algoma Blvd
Oshkosh, WI 549018610
(920) 424-3114 - Mailing address
-
2521 S Harmon St
Appleton, WI 549152504
Show 1 more location
Credentials & registration
- NPI registered
- February 2023 — 3 yrs on file
- Profile last updated
- June 5, 2023
- Year of graduation
- 2023 — 3 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State licenses (2)
- Wisconsin #144770 · Wisconsin #242562
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104524115. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$16
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 1 | $16.19 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Mackenzie Greisch's medical specialty?
Dr. Mackenzie Greisch practices Certified Registered Nurse Anesthetist in Green Bay, WI.
Where does Dr. Mackenzie Greisch practice?
Dr. Mackenzie Greisch practices at 835 S van Buren St, Green Bay, WI 543013526. Office phone: 9204330111.
What is Dr. Mackenzie Greisch's NPI?
Dr. Mackenzie Greisch's National Provider Identifier (NPI) is 1104524115, issued by NPPES.
Does Dr. Mackenzie Greisch accept Medicare assignment?
Yes. Dr. Mackenzie Greisch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.