DR. MARY J HUGHES DO
NPI 1386657005
Emergency Medicine in Lansing, MI
About Dr. Mary J Hughes Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY J HUGHES DO (NPI 1386657005) is an individual emergency medicine provider in Lansing, Michigan, licensed in Michigan (5101008186) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with Mclaren Greater Lansing, and is a graduate of Michigan State University College Of Osteopathic Medicine (1982).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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
Dr. Mary J Hughes Do 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 Mary Hughes reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lansing, MI 48910
- Reassigned Medicare billing, Michigan enrollment
- 295 clinicians in this Medicare group
Lansing, MI 48912
- Reassigned Medicare billing, Michigan enrollment
- 112 clinicians in this Medicare group
Flint, MI 48532
- Reassigned Medicare billing, Michigan enrollment
- 444 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mclaren Greater Lansing
Acute Care Hospitals · Lansing, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48910 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 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LANSING, MI 48910
LANSING, MI 48910
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 Mary Hughes's NPI number?
The NPI number for Mary Hughes is 1386657005. It was assigned to this individual provider in the NPPES registry on August 14, 2006.
Where is Mary Hughes located?
Mary Hughes practices at 401 W Greenlawn, Lansing, MI 48910. The listed phone number is (517) 975-7509.
What is Mary Hughes's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mary Hughes enrolled in Medicare?
Yes. Mary Hughes 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 Mary Hughes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Hughes reassigns Medicare benefits to 3 organizations: Degara App, PLLC (Lansing, MI), Vituity - Michigan Em PC (Lansing, MI) and Mclaren Hospital Group (Flint, 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 Mary Hughes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Hughes accept?
Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Mary Hughes 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 Mary Hughes affiliated with any hospitals?
According to CMS data, Mary Hughes is affiliated with Mclaren Greater Lansing.
When was this NPI record last updated?
The NPPES record for Mary Hughes was last updated on November 6, 2014. 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.
# Dr. Mary J Hughes, DO · NPI 1386657005
Emergency Medicine physician in Lansing, Michigan. Individual provider, active in the CMS NPPES registry since August 14, 2006.
## Identity
- **NPI:** 1386657005 (Entity type: Individual)
- **Enumerated:** August 14, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 5101008186 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 401 W GREENLAWN, Lansing, MI 48910
- **Phone:** (517) 975-7509
## 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): Degara App, PLLC (NPI 1265976971, Lansing, MI); Vituity - Michigan Em PC (NPI 1144892332, Lansing, MI); Mclaren Hospital Group (NPI 1942026174, Flint, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 1982
## Record status
- **NPPES last updated:** November 6, 2014
- **Other identifiers:** Other 200000002138 (MI); Medicaid 2757163 (MI); Other 0153310415 (MI); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1386657005) · Data from the CMS NPPES public registry.