Marek Rozynek, MD
Anesthesiology · St Joseph, MI
At a glance
1234 Napier Ave, St Joseph, MI 49085
NPPES record updated Jul 27, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1234 Napier AveSt Joseph, MI 49085
Additional reported practice locations
300 Randall RdGeneva, IL 601344200
Phone: 6302084060
Fax: 6302084401 5841 S Maryland Ave
Chicago, IL 606371443
Phone: 8888240200
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1988
- CMS specialties
- Anesthesiology
Practice groups
- Endeavor Health Medical Group
- Northwestern Medical Faculty Foundation
- Rockford Health Physicians
- Spectrum Health Primary Care Partners
Reported hospital affiliations
- Javon Bea Hospital Rockford, IL
- Northwest Community Hospital 1 Arlington Heights, IL
- Northwestern Medicine Delnor Community Hospital Geneva, IL
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Anesthesiology
- Taxonomy code
- 207L00000X
- Enumeration date
- Nov 29, 2005
- Record updated
- Jul 27, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207L00000X
License reported: 4301085311 MI
207L00000X · Primary
License reported: 036.120536 IL
207L00000X
License reported: 2375871 NY
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1234 Napier AveSt Joseph, MI 49085
- Phone
- (269) 428-0118
Mailing address
PO BOX 235019MONTGOMERY, AL 361235019
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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