PHILIP MUELLERLEILE M.D.
NPI 1104204478
Anesthesiology - Pediatric Anesthesiology in Grand Rapids, MI
About Philip Muellerleile M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PHILIP MUELLERLEILE M.D. (NPI 1104204478) is an individual pediatric anesthesiology provider in Grand Rapids, Michigan, licensed in Michigan (4301501441) and active in the NPI registry since May 2015. He is enrolled in Medicare PECOS, is affiliated with Trinity Health Muskegon Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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
Philip Muellerleile M.d. 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 Philip Muellerleile reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 199 clinicians in this Medicare group
Grand Rapids, MI 49525
- Reassigned Medicare billing, Michigan enrollment
- 74 clinicians in this Medicare group
Grand Rapids, MI 49525
- Reassigned Medicare billing, Michigan enrollment
- 32 clinicians in this Medicare group
Grand Rapids, MI 49525
- Reassigned Medicare billing, Michigan enrollment
- 117 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
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.
Trinity Health Muskegon Hospital
Acute Care Hospitals · Muskegon, MIUniversity Of Michigan Health - West
Acute Care Hospitals · Wyoming, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49503 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.
GRAND RAPIDS, MI 49503
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 Philip Muellerleile's NPI number?
The NPI number for Philip Muellerleile is 1104204478. It was assigned to this individual provider in the NPPES registry on May 7, 2015.
Where is Philip Muellerleile located?
Philip Muellerleile practices at 100 Michigan St NE, Grand Rapids, MI 49503. The listed phone number is (616) 284-3133.
What is Philip Muellerleile's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Pediatric Anesthesiology, with taxonomy code 207LP3000X.
Is Philip Muellerleile enrolled in Medicare?
Yes. Philip Muellerleile 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 Philip Muellerleile's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Philip Muellerleile reassigns Medicare benefits to 4 organizations: Saint Mary's Health Services (Grand Rapids, MI), West Michigan Anesthesia, PC (Grand Rapids, MI), Amc Mobile Anesthesia, PC (Grand Rapids, MI) and Anesthesia Medical Consultants, PC (Grand Rapids, 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 Philip Muellerleile's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Philip Muellerleile affiliated with any hospitals?
According to CMS data, Philip Muellerleile is affiliated with Trinity Health Muskegon Hospital and University Of Michigan Health - West.
When was this NPI record last updated?
The NPPES record for Philip Muellerleile was last updated on December 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Philip Muellerleile, M.D. · NPI 1104204478
Pediatric Anesthesiology physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since May 7, 2015.
## Identity
- **NPI:** 1104204478 (Entity type: Individual)
- **Enumerated:** May 7, 2015
- **Primary specialty:** Anesthesiology - Pediatric Anesthesiology · taxonomy 207LP3000X
- **State license:** 4301501441 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 MICHIGAN ST NE, Grand Rapids, MI 49503-2560
- **Phone:** (616) 284-3133
## 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): Saint Mary's Health Services (NPI 1124063078, Grand Rapids, MI); West Michigan Anesthesia, PC (NPI 1225016926, Grand Rapids, MI); Amc Mobile Anesthesia, PC (NPI 1376868372, Grand Rapids, MI); Anesthesia Medical Consultants, PC (NPI 1063710689, Grand Rapids, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 2015
## Record status
- **NPPES last updated:** December 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1104204478) · Data from the CMS NPPES public registry.