NPPES file of Aug 9, 2026

David Richard Cassell, LCSW

Clinical Social Worker · San Rafael, CA

David Richard Cassell, LCSW is a clinical social worker with a practice address in San Rafael, California, and NPI 1154481422, issued on Dec 9, 2006. Check the license (California LCS 11527, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154481422
Name
David Richard Cassell
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
LCS 11527 CA
11527 CA
Self-reported in NPPES; status is on the state search
Practice location
10 N San Pedro RD, San Rafael, CA 94903
Phone
(415) 515-0847
Enumerated
Dec 9, 2006
Record last updated
Mar 13, 2019 (not updated in 7 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 10 N San Pedro RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Marne Burgess, FNPNurse Practitioner1033223755
  2. Denise Caramagno, LMFTMarriage & Family Therapist1962681163
  3. Cecilia CastanedaCase Manager/Care Coordinator1861754160
  4. Alexander Dang, M.A.; LMFTMarriage & Family Therapist1609097385
  5. Rachel GilaPsychiatric/Mental Health Registered Nurse1114015641
  6. Nan Heflin, MFTMarriage & Family Therapist1699850396

Verify David Richard Cassell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license LCS 11527
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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David Richard Cassell among 36,261 clinical social worker records in California

David Richard Cassell, 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 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 91% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileNo · 11% of these records are
  • Record last updated2019 · 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).

102 clinical social worker records list a practice address in San Rafael

They are 102 of the 3,159 NPPES records with a practice address in San Rafael, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Joanne Bender, LCSWSan Rafael, CA 949031841214202
  2. Peter Chinnici, LCSWSan Rafael, CA 949031619024288
  3. Teresa Fennelly, LCSWSan Rafael, CA 949031265597983
  4. Megan Finkeldey, LCSWSan Rafael, CA 949031639226871
  5. John Hamel, LCSWSan Rafael, CA 949031548329501
  6. Melanie Hutchens, LCSWSan Rafael, CA 949031184809303
  7. Cesar Lagleva, LCSWSan Rafael, CA 949031467542621
  8. Margaret Leventer, L..C.S.W.San Rafael, CA 949031104972165

Common questions

What is David Richard Cassell, LCSW's NPI number?

David Richard Cassell, LCSW's National Provider Identifier (NPI) is 1154481422, issued on Dec 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Richard Cassell, LCSW located?

The NPPES record lists a practice address at 10 N San Pedro RD, San Rafael, CA, 94903. Phone: (415) 515-0847. Providers update this record themselves, so call before visiting.

How can I verify David Richard Cassell, LCSW's license?

NPPES lists California license number LCS 11527, 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.