Harvey I. Wallack, M.D.
Urology Physician · Thousand Oaks, CA
Harvey I. Wallack, M.D. is a urology physician with a practice address in Thousand Oaks, California, and NPI 1811096407, issued on Sep 21, 2006. Check the license (California G26513, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Harvey I. Wallack
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- G26513 CA
Self-reported in NPPES; status is on the state search - Practice location
- 227 W Janss RD Ste 125, Thousand Oaks, CA 91360
- Phone
- (805) 496-4459
- Enumerated
- Sep 21, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (805) 496-3250
- Entity
- Type 1 · individual
8 nearest urology physician records → All 1,524 in California → Look up another NPI →
Also registered at 227 W Janss RD Ste 125
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kumar Desai, M.D.Gastroenterology Physician1841495728
- Hisham Salahuddin, MDNeurology Physician1043656960
- Emanuela Sofroni, M.D.Neurology Physician1518222587
- Huma Taqi, MDInternal Medicine Physician1285837708
- Robert UichancoPrimary Care Nurse Practitioner1124905062
Verify Harvey I. Wallack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G26513Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Harvey I. Wallack among 1,524 urology physician records in California
Harvey I. Wallack, M.D. is one of 1,524 urology physician records with a practice address in California. 82% 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 51% newer
- In a Medicare fileNo · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2007 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in California
There are 1,524 urology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,524 in California → Every provider in Thousand Oaks → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Richard Nichols, MDThousand Oaks, CA 913601467404673
- James Pero, M.D.Thousand Oaks, CA 913601255510756
- Kyle Himsl, MDThousand Oaks, CA 913611336205731
- Kristin Santangelo, M.D.Thousand Oaks, CA 913611629015474
- Gary Bellman, MDWoodland Hills, CA 913641588735468
- Eugene Dula, MDTarzana, CA 913561184694523
- Ian Gale, MDTarzana, CA 913561831114800
- Richard Leff, MDTarzana, CA 913561568487536
Common questions
What is Harvey I. Wallack, M.D.'s NPI number?
Harvey I. Wallack, M.D.'s National Provider Identifier (NPI) is 1811096407, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Harvey I. Wallack, M.D. located?
The NPPES record lists a practice address at 227 W Janss RD Ste 125, Thousand Oaks, CA, 91360. Phone: (805) 496-4459. Providers update this record themselves, so call before visiting.
How can I verify Harvey I. Wallack, M.D.'s license?
NPPES lists California license number G26513, 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. 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.