Zack Maxwell George Oldenburg
Clinical Social Worker · Los Angeles, CA
Zack Maxwell George Oldenburg is a clinical social worker with a practice address in Los Angeles, California, and NPI 1487987848, issued on Sep 16, 2009. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Zack Maxwell George Oldenburg
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- Practice location
- 4650 W Sunset Blvd # 115, Los Angeles, CA 90027
- Phone
- (323) 361-6675
- Enumerated
- Sep 16, 2009
- Record last updated
- Sep 16, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 36,261 in California → Look up another NPI →
Also registered at 4650 W Sunset Blvd # 115
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Zack Maxwell George Oldenburg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Zack Maxwell George Oldenburg among 36,261 clinical social worker records in California
Zack Maxwell George Oldenburg is one of 36,261 clinical social worker records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2009, is newer than 28% of them.
- NPI issued2009 · 28% of these records are older, 69% newer
- In a Medicare fileNo · 6% of these records are
- In the CMS Doctors and Clinicians fileNo · 11% of these records are
- Record last updated2009 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4,806 clinical social worker records list a practice address in Los Angeles
They are 4,806 of the 69,537 NPPES records with a practice address in Los Angeles, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 36,261 in California → Every provider in Los Angeles → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Julianne Ballon-Casement, LCSWLos Angeles, CA 900271750431888
- Richard Burns, MSW; LCSW; DIPLOMATELos Angeles, CA 900271508885062
- Shann Collotzi, LCSWLos Angeles, CA 900271598807281
- Tiffany FindellLos Angeles, CA 900271417094293
- Yolanda Gallegos, L.C.S.W.Los Angeles, CA 900271588715007
- Jana Gottfried, LCSWLos Angeles, CA 900271689786998
- Antonio JimenezLos Angeles, CA 900271669513586
- Carolyn Kaneko, L.C.S.W.Los Angeles, CA 900271639108319
Common questions
What is Zack Maxwell George Oldenburg's NPI number?
Zack Maxwell George Oldenburg's National Provider Identifier (NPI) is 1487987848, issued on Sep 16, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Zack Maxwell George Oldenburg located?
The NPPES record lists a practice address at 4650 W Sunset Blvd # 115, Los Angeles, CA, 90027. Phone: (323) 361-6675. Providers update this record themselves, so call before visiting.
How can I verify Zack Maxwell George Oldenburg's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.