MEGAN MAUREEN MCGREEVY D. O.
NPI 1174834766
Emergency Medicine in Mount Clemens, MI
About Megan Maureen Mcgreevy D. O. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MEGAN MAUREEN MCGREEVY D. O. (NPI 1174834766) is an individual emergency medicine provider in Mount Clemens, Michigan, licensed in Michigan (5101018812) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Christus Good Shepherd Medical Center, and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Megan Maureen Mcgreevy D. O. 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
4Medicare enrollment records show Megan Mcgreevy reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Overland Park, KS 66215
- Reassigned Medicare billing, Kansas enrollment
- 77 clinicians in this Medicare group
Longview, TX 75601
- Reassigned Medicare billing, Texas enrollment
- 154 clinicians in this Medicare group
Longview, TX 75601
- Reassigned Medicare billing, Texas enrollment
- 272 clinicians in this Medicare group
Gainesville, TX 76240
- Reassigned Medicare billing, Texas enrollment
- 1,193 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 5
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.
Christus Good Shepherd Medical Center
Acute Care Hospitals · Longview, TXLongview Regional Medical Center
Acute Care Hospitals · Longview, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48043 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.
MOUNT CLEMENS, MI 48043
MOUNT CLEMENS, MI 48043
MOUNT CLEMENS, MI 48043
MOUNT CLEMENS, MI 48043
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 Megan Mcgreevy's NPI number?
The NPI number for Megan Mcgreevy is 1174834766. It was assigned to this individual provider in the NPPES registry on June 29, 2010. The provider is also known as Megan Maureen Lavens D. O..
Where is Megan Mcgreevy located?
Megan Mcgreevy practices at 1000 Harrington St, Mount Clemens, MI 48043. The listed phone number is (586) 493-8000.
What is Megan Mcgreevy's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Megan Mcgreevy enrolled in Medicare?
Yes. Megan Mcgreevy 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 Megan Mcgreevy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Megan Mcgreevy reassigns Medicare benefits to 4 organizations: Emergency Medicine Services Of Ks, PA (Overland Park, KS), Acute Care Specialists (Longview, TX), Northeast Texas Emergency Physicians, PLLC (Longview, TX) and Acs Primary Care Physicians Southwest, PA (Gainesville, TX). 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 Megan Mcgreevy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Megan Mcgreevy accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Oscar Health and Oscar Insurance Company list Megan Mcgreevy 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 Megan Mcgreevy affiliated with any hospitals?
According to CMS data, Megan Mcgreevy is affiliated with Christus Good Shepherd Medical Center and Longview Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Megan Mcgreevy was last updated on June 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Megan Maureen Mcgreevy, D. O. · NPI 1174834766
Emergency Medicine physician in Mount Clemens, Michigan. Individual provider, active in the CMS NPPES registry since June 29, 2010.
## Identity
- **NPI:** 1174834766 (Entity type: Individual)
- **Enumerated:** June 29, 2010
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 5101018812 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 HARRINGTON ST, Mount Clemens, MI 48043
- **Phone:** (586) 493-8000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Emergency Medicine Services Of Ks, PA (NPI 1649979451, Overland Park, KS); Acute Care Specialists (NPI 1740655273, Longview, TX); Northeast Texas Emergency Physicians, PLLC (NPI 1114607611, Longview, TX); Acs Primary Care Physicians Southwest, PA (NPI 1538101019, Gainesville, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** June 19, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1174834766) · Data from the CMS NPPES public registry.