MS. MARGARET ANN GRESSLE ACNP-BC
NPI 1003119132
Nurse Practitioner - Acute Care in Port Huron, MI
About Ms. Margaret Ann Gressle Acnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARGARET ANN GRESSLE ACNP-BC (NPI 1003119132) is an individual acute care provider in Port Huron, Michigan, licensed in Michigan (4704235966) and active in the NPI registry since December 2010. She is enrolled in Medicare PECOS, is affiliated with Southern Coos Hospital & Health Center, and maintains a secondary practice location in Port Huron.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Ms. Margaret Ann Gressle 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 Reassignment
Medicare enrollment records show Margaret Gressle reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brookings, OR 97415
- Reassigned Medicare billing, Oregon enrollment
- 4 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Southern Coos Hospital & Health Center
Critical Access Hospitals · Bandon, ORCurry General Hospital
Critical Access Hospitals · Gold Beach, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48060 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
PORT HURON, MI 48060
PORT HURON, MI 48060
PORT HURON, MI 48060
PORT HURON, MI 48060
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 Margaret Gressle's NPI number?
The NPI number for Margaret Gressle is 1003119132. It was assigned to this individual provider in the NPPES registry on December 12, 2010.
Where is Margaret Gressle located?
Margaret Gressle practices at 1221 Pine Grove Ave, Port Huron, MI 48060. The listed phone number is (810) 987-5000.
What is Margaret Gressle's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Margaret Gressle enrolled in Medicare?
Yes. Margaret Gressle 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 organization bills Medicare for Margaret Gressle's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Gressle reassigns Medicare benefits to Oak Street Health Care Center P C (Brookings, OR). The 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 Margaret Gressle's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Gressle accept?
Health plans from Moda Health Plan, Inc. and PacificSource Health Plans list Margaret Gressle 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.
Is Margaret Gressle affiliated with any hospitals?
According to CMS data, Margaret Gressle is affiliated with Southern Coos Hospital & Health Center and Curry General Hospital.
When was this NPI record last updated?
The NPPES record for Margaret Gressle was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Ms. Margaret Ann Gressle, ACNP-BC · NPI 1003119132
Acute Care physician in Port Huron, Michigan. Individual provider, active in the CMS NPPES registry since December 12, 2010.
## Identity
- **NPI:** 1003119132 (Entity type: Individual)
- **Enumerated:** December 12, 2010
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 4704235966 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1221 PINE GROVE AVE, Port Huron, MI 48060-3511
- **Phone:** (810) 987-5000
## 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:** Oak Street Health Care Center P C (NPI 1235177288, Brookings, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wayne State University School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** March 17, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1003119132) · Data from the CMS NPPES public registry.