DR. HEATHER FAY GROTHOUS D.O.
NPI 1730475104
Emergency Medicine in Lansing, MI
About Dr. Heather Fay Grothous D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HEATHER FAY GROTHOUS D.O. (NPI 1730475104) is an individual emergency medicine provider in Lansing, Michigan, licensed in Indiana (02008373A) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS, is affiliated with Memorial Hospital Of South Bend, and is a graduate of Michigan State University College Of Osteopathic Medicine (2011).
NPPES Registry Identity
Specialties & Licenses
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. Heather Fay Grothous 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
5Medicare enrollment records show Heather Grothous reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Johns, MI 48879
- Reassigned Medicare billing, Michigan enrollment
- 126 clinicians in this Medicare group
Portland, MI 48875
- Reassigned Medicare billing, Michigan enrollment
- 317 clinicians in this Medicare group
Kalamazoo, MI 49007
- Reassigned Medicare billing, Michigan enrollment
- 85 clinicians in this Medicare group
Kalamazoo, MI 49007
- Reassigned Medicare billing, Michigan enrollment
- 1,133 clinicians in this Medicare group
South Bend, IN 46601
- Reassigned Medicare billing, Indiana enrollment
- 69 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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Memorial Hospital Of South Bend
Acute Care Hospitals · South Bend, INCommunity Hospital Of Bremen Inc
Critical Access Hospitals · Bremen, INBronson Methodist Hospital
Acute Care Hospitals · Kalamazoo, MIBronson South Haven Hospital
Acute Care Hospitals · South Haven, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48912 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.
LANSING, MI 48912
LANSING, MI 48912
LANSING, MI 48912
LANSING, MI 48912
LANSING, MI 48912
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 Heather Grothous's NPI number?
The NPI number for Heather Grothous is 1730475104. It was assigned to this individual provider in the NPPES registry on June 23, 2011.
Where is Heather Grothous located?
Heather Grothous practices at 1215 E Michigan Ave, Lansing, MI 48912. The listed phone number is (517) 353-8122.
What is Heather Grothous's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Heather Grothous enrolled in Medicare?
Yes. Heather Grothous 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 Heather Grothous's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Heather Grothous reassigns Medicare benefits to 5 organizations: Sparrow Clinton Hospital (Saint Johns, MI), Sparrow Ionia Hospital (Portland, MI), Southwestern Michigan Emergency Services, PC (Kalamazoo, MI), Bronson Methodist Hospital (Kalamazoo, MI) and South Bend Emergency Physicians, Inc (South Bend, IN). 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 Heather Grothous's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Heather Grothous accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, CareSource and Priority Health list Heather Grothous 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 Heather Grothous affiliated with any hospitals?
According to CMS data, Heather Grothous is affiliated with Memorial Hospital Of South Bend, Community Hospital Of Bremen Inc, Bronson Methodist Hospital and Bronson South Haven Hospital.
When was this NPI record last updated?
The NPPES record for Heather Grothous was last updated on July 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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. Heather Fay Grothous, D.O. · NPI 1730475104
Emergency Medicine physician in Lansing, Michigan. Individual provider, active in the CMS NPPES registry since June 23, 2011.
## Identity
- **NPI:** 1730475104 (Entity type: Individual)
- **Enumerated:** June 23, 2011
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 02008373A (Indiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1215 E MICHIGAN AVE, Lansing, MI 48912-1811
- **Phone:** (517) 353-8122 · **Fax:** (517) 432-9414
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Sparrow Clinton Hospital (NPI 1306893078, Saint Johns, MI); Sparrow Ionia Hospital (NPI 1295801108, Portland, MI); Southwestern Michigan Emergency Services, PC (NPI 1013021310, Kalamazoo, MI); Bronson Methodist Hospital (NPI 1417961137, Kalamazoo, MI); South Bend Emergency Physicians, Inc (NPI 1487132114, South Bend, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2011
## Record status
- **NPPES last updated:** July 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1730475104) · Data from the CMS NPPES public registry.