Dr. Marike Zwienenberg, M.D.
Neurosurgery
61% Complete
Profile completeness
ZIP Healthcare Access Score
Moderate Access
ZIP 95817 • C
20+
Years in Practice
Healthcare Access Where Dr. Marike Zwienenberg Practices
ZIP code 95817 • Sacramento, California
Some healthcare services require significant travel or wait times in ZIP 95817.
View full Healthcare Access Score report for ZIP 95817Conditions Dr. Marike Zwienenberg Can Help With
Based on specialty, these are the relevant healthcare access scores for the practice area
Practice Locations
3 locations
About Dr. Marike Zwienenberg
Marike Zwienenberg, M.D. is a healthcare provider practicing in Sacramento, CA.
Specialty Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
32
Years Experience
3
Locations
2
States Licensed
Credentials & Board Certifications
Additional Specialties
Primary Specialty
NeurosurgeryCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Other
Class of 1994
Licenses & Practice States
Licensed in 2 states
| State | License | Classification | Primary |
|---|---|---|---|
| Wisconsin | 50810 | Neurological Surgery | — |
| California | A81122 | Neurological Surgery |
Public Data Summary for Dr. Marike Zwienenberg
With 20 years of practice, Dr. Marike Zwienenberg is an established neurosurgery provider, M.D., after earning their medical degree at Other in 1994. Dr. currently practices across 3 facilities, including Shriners Hospitals For Children Northern Calif in Sacramento, California. Their National Provider Identifier (NPI) is 1205814506, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
Dr. Marike Zwienenberg's practice is located in ZIP 95817 (Sacramento, California), which has an overall CartoChrome Healthcare Access Score of 51/100 (Moderate Access). Access to care in this area is moderate — most services are reachable but with meaningful variability by specialty.
Under the Physician Payments Sunshine Act, CMS reports that Dr. Marike Zwienenberg received $548 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$548
Total payments received from pharmaceutical and medical device companies in 2023.
Source: CMS Open Payments (Sunshine Act)
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. Marike Zwienenberg
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Neurosurgery Providers Nearby
Same primary specialty near ZIP 95817
FAQ
Frequently asked questions about Dr. Marike Zwienenberg
What does Dr. Marike Zwienenberg specialize in?
Dr. Marike Zwienenberg specializes in Neurosurgery. Secondary taxonomy filings also list Neurological Surgery.
Where does Dr. Marike Zwienenberg practice?
Dr. Marike Zwienenberg practices at Shriners Hospitals For Children Northern Calif in Sacramento, California. Dr. is also affiliated with 2 additional facilities, listed below.
Does Dr. Marike Zwienenberg accept Medicare?
Based on CMS records, Dr. Marike Zwienenberg has not filed a Medicare opt-out affidavit, which means they typically accept Medicare-covered patients. Call the practice directly to confirm Medicare acceptance for your specific plan.
What is Dr. Marike Zwienenberg's NPI number?
Dr. Marike Zwienenberg's National Provider Identifier (NPI) is 1205814506. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. Marike Zwienenberg been practicing?
Dr. Marike Zwienenberg has approximately 20 years of practice experience, having graduated from Other in 1994.