DR. MICHAEL MARUSKA D.O.
NPI 1659669018
Emergency Medicine in Huntington Beach, CA
About Dr. Michael Maruska D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL MARUSKA D.O. (NPI 1659669018) is an individual emergency medicine provider in Huntington Beach, California, licensed in Michigan (5101019428) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Midwestern University, Chicago College Of Osteopathic Med (2011).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 4
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. Michael Maruska 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
22Medicare enrollment records show Michael Maruska reassigns Medicare billing to 22 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Huntington Beach, CA 92647
- Reassigned Medicare billing, California enrollment
- 45 clinicians in this Medicare group
Fountain Valley, CA 92708
- Reassigned Medicare billing, California enrollment
- 1,204 clinicians in this Medicare group
Fullerton, CA 92835
- Reassigned Medicare billing, California enrollment
- 52 clinicians in this Medicare group
Long Beach, CA 90806
- Reassigned Medicare billing, California enrollment
- 56 clinicians in this Medicare group
Laguna Beach, CA 92651
- Reassigned Medicare billing, California enrollment
- 110 clinicians in this Medicare group
Mission Viejo, CA 92691
- Reassigned Medicare billing, California enrollment
- 86 clinicians in this Medicare group
Corona, CA 92882
- Reassigned Medicare billing, California enrollment
- 114 clinicians in this Medicare group
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 169 clinicians in this Medicare group
Northridge, CA 91325
- Reassigned Medicare billing, California enrollment
- 137 clinicians in this Medicare group
Bakersfield, CA 93301
- Reassigned Medicare billing, California enrollment
- 163 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 6
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92647 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.
HUNTINGTON BEACH, CA 92647
HUNTINGTON BEACH, CA 92647
HUNTINGTON BEACH, CA 92647
HUNTINGTON BEACH, CA 92647
HUNTINGTON BEACH, CA 92647
HUNTINGTON BEACH, CA 92647
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 Michael Maruska's NPI number?
The NPI number for Michael Maruska is 1659669018. It was assigned to this individual provider in the NPPES registry on July 19, 2011.
Where is Michael Maruska located?
Michael Maruska practices at 17772 Beach Blvd, Huntington Beach, CA 92647. The listed phone number is (714) 843-5000.
What is Michael Maruska's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Michael Maruska enrolled in Medicare?
Yes. Michael Maruska 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 Michael Maruska's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Maruska reassigns Medicare benefits to 22 organizations: Beach Emergency Medical Associates (Huntington Beach, CA), Cep America-California (Fountain Valley, CA), St Jude Emergency Medical Group Inc (Fullerton, CA), Pacific Coast Emergency Medical Associates, Inc (Long Beach, CA), Mission Viejo Emergency Medical Associates, Inc. (Laguna Beach, CA) and 17 more organizations, listed in the Medicare section above. 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 Michael Maruska's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Maruska accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Molina Healthcare and Sendero Health Plans, Local Nonprofit list Michael Maruska 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.
When was this NPI record last updated?
The NPPES record for Michael Maruska was last updated on April 20, 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.
# Dr. Michael Maruska, D.O. · NPI 1659669018
Emergency Medicine physician in Huntington Beach, California. Individual provider, active in the CMS NPPES registry since July 19, 2011.
## Identity
- **NPI:** 1659669018 (Entity type: Individual)
- **Enumerated:** July 19, 2011
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 5101019428 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 17772 BEACH BLVD, Huntington Beach, CA 92647-6819
- **Phone:** (714) 843-5000
## 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:** 22 organizations under Medicare reassignment (form CMS-855R): Beach Emergency Medical Associates (NPI 1013074996, Huntington Beach, CA); Cep America-California (NPI 1093756173, Fountain Valley, CA); St Jude Emergency Medical Group Inc (NPI 1720190804, Fullerton, CA); Pacific Coast Emergency Medical Associates, Inc (NPI 1316179492, Long Beach, CA); Mission Viejo Emergency Medical Associates, Inc. (NPI 1134355597, Laguna Beach, CA); and 17 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Midwestern University, Chicago College Of Osteopathic Med, class of 2011
## Record status
- **NPPES last updated:** April 20, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1659669018) · Data from the CMS NPPES public registry.