Susan M. Knopf, LCSW
Clinical Social Worker · Redwood Valley, CA
Susan M. Knopf, LCSW is a clinical social worker with a practice address in Redwood Valley, California, and NPI 1659499499, issued on Mar 27, 2007. Check the license (California LCS8336, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Susan M. Knopf
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LCS8336 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6991 N State St, Redwood Valley, CA 95470
- Phone
- (707) 485-5115
- Enumerated
- Mar 27, 2007
- Record last updated
- Jul 31, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (707) 485-1184
- Medicaid ID
- ZZZ04822Z CA
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 36,261 in California → Look up another NPI →
Also registered at 6991 N State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Molly Brown, LCSWClinical Social Worker1255946653
- Rachel Chavez, P.A.Physician Assistant1346575511
- Andrea Culbertson, RDNRegistered Dietitian1386073930
- Stephenie Dickie, D.D.SGeneral Practice Dentistry1487895223
Verify Susan M. Knopf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license LCS8336Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Susan M. Knopf among 36,261 clinical social worker records in California
Susan M. Knopf, LCSW 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 2007, is newer than 9% of them.
- NPI issued2007 · 9% of these records are older, 76% newer
- In a Medicare fileNo · 6% of these records are
- In the CMS Doctors and Clinicians fileNo · 11% of these records are
- Record last updated2007 · 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 clinical social worker records list a practice address in Redwood Valley
They are 4 of the 84 NPPES records with a practice address in Redwood Valley, 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 Redwood Valley → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Molly Brown, LCSWRedwood Valley, CA 954701255946653
- Ithaca Moore, ASWRedwood Valley, CA 954701821882432
- Stephanie Piekarski, LCSWRedwood Valley, CA 954701548354418
- Brian Jacobs, LCSWSebastopol, CA 954721497779425
- Marcia KatzSebastopol, CA 954721467470518
- Irenne Magoulas, L.C.S.W.Sebastopol, CA 954721558543975
- Scott Matsuura, LCSW 85567Sebastopol, CA 954721467644849
- Michelle Miller, LCSWSebastopol, CA 954721750413001
Common questions
What is Susan M. Knopf, LCSW's NPI number?
Susan M. Knopf, LCSW's National Provider Identifier (NPI) is 1659499499, issued on Mar 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Susan M. Knopf, LCSW located?
The NPPES record lists a practice address at 6991 N State St, Redwood Valley, CA, 95470. Phone: (707) 485-5115. Providers update this record themselves, so call before visiting.
How can I verify Susan M. Knopf, LCSW's license?
NPPES lists California license number LCS8336, as entered by the provider. 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.