Marike Zwienenberg, M.D.
Neurological Surgery Physician · Sacramento, CA
Marike Zwienenberg, M.D. is a neurological surgery physician with a practice address in Sacramento, California, and NPI 1205814506, issued on Jan 6, 2006. Check the license (California A81122, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marike Zwienenberg
- Credential
- M.D.
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License numbers
- A81122 CA
50810 WI
Self-reported in NPPES; status is on the state search - Practice location
- 4860 Y St, Sacramento, CA 95817
- Phone
- (916) 734-3658
- Enumerated
- Jan 6, 2006
- Record last updated
- Jun 3, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100817001088); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 929 in California → Look up another NPI →
Also registered at 4860 Y St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marike Zwienenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A81122Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Regents OF The Univ OF CAChico, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marike Zwienenberg among 929 neurological surgery physician records in California
Marike Zwienenberg, M.D. is one of 929 neurological surgery physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 62% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1994 · median 2005 among the 612 with a school on file
- Record last updated2019 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in California
There are 929 neurological surgery physician records in California.
All 929 in California → Every provider in Sacramento → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- James Boggan, M.D.Sacramento, CA 958171548243421
- Christine Boudreau, M.D.Sacramento, CA 958171497949838
- Kawanaa Carter, M.D.Sacramento, CA 958171639157894
- Huy Duong, M.D.Sacramento, CA 958171083692313
- Michael Edwards, MDSacramento, CA 958171619051034
- Mark FedorSacramento, CA 958171710965009
- Alison HoSacramento, CA 958171245628510
- Kee Kim, M.D.Sacramento, CA 958171568445476
Common questions
What is Marike Zwienenberg, M.D.'s NPI number?
Marike Zwienenberg, M.D.'s National Provider Identifier (NPI) is 1205814506, issued on Jan 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marike Zwienenberg, M.D. located?
The NPPES record lists a practice address at 4860 Y St, Sacramento, CA, 95817. Phone: (916) 734-3658. Providers update this record themselves, so call before visiting.
How can I verify Marike Zwienenberg, M.D.'s license?
NPPES lists California license number A81122, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.