Robert O. Butler, LCSW
Clinical Social Worker · Petaluma, CA
Robert O. Butler, LCSW is a clinical social worker with a practice address in Petaluma, California, and NPI 1093718454, issued on May 31, 2005. Check the license (California LCS7338, 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
- Robert O. Butler
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LCS7338 CA
Self-reported in NPPES; status is on the state search - Practice location
- 40 4TH St Ste 224, Petaluma, CA 94952
- Phone
- (707) 241-3003
- Enumerated
- May 31, 2005
- Record last updated
- May 11, 2025
- Medicaid IDs
- FHC03887F CA
1356344758 CA
1598786352 CA
FHC70957F CA - Medicare enrollment
- Enrolled (PECOS I20050617001007); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 36,261 in California → Look up another NPI →
Verify Robert O. Butler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license LCS7338Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Robert O. Butler among 36,261 clinical social worker records in California
Robert O. Butler, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, over 99% newer
- In a Medicare fileNo · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 11% of these records are
- Graduated1977 · median 2012 among the 4,008 with a school on file
- Record last updated2025 · 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).
47 clinical social worker records list a practice address in Petaluma
They are 47 of the 1,856 NPPES records with a practice address in Petaluma, 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 Petaluma → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Kathleen AdamsPetaluma, CA 949521790832251
- Scott Cozza, LCSWPetaluma, CA 949521750326971
- Sierra Dator, LSCWPetaluma, CA 949521891827424
- Denise Galt, MSWPetaluma, CA 949521457431058
- Christina Ingenito, L.C.S.W.Petaluma, CA 949521518279926
- Judy Iwanier, MSW, LCSWPetaluma, CA 949521053560581
- Suzanne Maggio-Hucek, LCSWPetaluma, CA 949521508978834
- Kathleen McCormick, LCSWPetaluma, CA 949521225164585
Common questions
What is Robert O. Butler, LCSW's NPI number?
Robert O. Butler, LCSW's National Provider Identifier (NPI) is 1093718454, issued on May 31, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert O. Butler, LCSW located?
The NPPES record lists a practice address at 40 4TH St Ste 224, Petaluma, CA, 94952. Phone: (707) 241-3003. Providers update this record themselves, so call before visiting.
How can I verify Robert O. Butler, LCSW's license?
NPPES lists California license number LCS7338, 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.