MRS. EMILY SIEGRIST ACNP-BC
NPI 1134442239
Nurse Practitioner - Acute Care in Greenfield, WI
About Mrs. Emily Siegrist Acnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. EMILY SIEGRIST ACNP-BC (NPI 1134442239) is an individual acute care provider in Greenfield, Wisconsin, licensed in Wisconsin (4979-33) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS and is a graduate of University Of Wisconsin School Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mrs. Emily Siegrist Acnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Emily Siegrist reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53233
- Reassigned Medicare billing, Wisconsin enrollment
- 50 clinicians in this Medicare group
Novi, MI 48375
- Reassigned Medicare billing, Wisconsin enrollment
- 32 clinicians in this Medicare group
Novi, MI 48375
- Reassigned Medicare billing, Wisconsin enrollment
- 7 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53220 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILWAUKEE, WI 53220
GREENFIELD, WI 53220
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Emily Siegrist's NPI number?
The NPI number for Emily Siegrist is 1134442239. It was assigned to this individual provider in the NPPES registry on March 4, 2010.
Where is Emily Siegrist located?
Emily Siegrist practices at 6901 W Edgerton Ave, Greenfield, WI 53220. The listed phone number is (414) 421-8400.
What is Emily Siegrist's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Emily Siegrist enrolled in Medicare?
Yes. Emily Siegrist is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Emily Siegrist's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Emily Siegrist reassigns Medicare benefits to 3 organizations: Progressive Community Health Centers, Inc. (Milwaukee, WI), Theoria Medical (Novi, MI) and Complexcare Medical Group Midwest M PLLC (Novi, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Emily Siegrist's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Emily Siegrist accept?
Health plans from Quartz list Emily Siegrist as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Emily Siegrist was last updated on October 28, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mrs. Emily Siegrist, ACNP-BC · NPI 1134442239
Acute Care physician in Greenfield, Wisconsin. Individual provider, active in the CMS NPPES registry since March 4, 2010.
## Identity
- **NPI:** 1134442239 (Entity type: Individual)
- **Enumerated:** March 4, 2010
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 4979-33 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 6901 W EDGERTON AVE, Greenfield, WI 53220-4420
- **Phone:** (414) 421-8400
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Progressive Community Health Centers, Inc. (NPI 1801262746, Milwaukee, WI); Theoria Medical (NPI 1609362375, Novi, MI); Complexcare Medical Group Midwest M PLLC (NPI 1528851607, Novi, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** October 28, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1134442239) · Data from the CMS NPPES public registry.