Leonard John Cianciolo, D.C.
Chiropractor · San Francisco, CA
Leonard John Cianciolo, D.C. is a chiropractor with a practice address in San Francisco, California, and NPI 1285777961, issued on Feb 14, 2007. Check the license (California DC11180, 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
- Leonard John Cianciolo
- Credential
- D.C.
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- DC11180 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3637 Sacramento St, San Francisco, CA 94118
- Phone
- (415) 346-2445
- Enumerated
- Feb 14, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (415) 346-2449
- Entity
- Type 1 · individual
Also registered at 3637 Sacramento St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Martin Abate, DDSDentist1932302106
- Jacqueline De LonMarriage & Family Therapist1548619703
- Barbara Devaney, MFTMarriage & Family Therapist1568526861
- Francis Macrae, MFTMarriage & Family Therapist1487689444
- Sydney Tan, PSY.D.Clinical Psychologist1710235783
- Carol Winetsky, PH.D.Psychologist1194748988
Verify Leonard John Cianciolo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license DC11180Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Chiropractor providers in California
There are 11,498 chiropractor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 11,498 in California → Every provider in San Francisco →
Other chiropractor records in California
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- Michael Aaron, D.C.Belmont, CA1679630735
- Thao AaronCorona, CA1821553926
- Marianne Abate-Beavers, DCRocklin, CA1124139431
- Dilojan Abayaratna, D.C.Los Angeles, CA1659312957
- Jordan Abbass, DCLong Beach, CA1275106528
- David Abblett, DCNapa, CA1275529398
- Bridget Abbott, DCDanville, CA1790508547
- Nicholas Abboud, DCMoreno Valley, CA1851134365
Common questions
What is Leonard John Cianciolo, D.C.'s NPI number?
Leonard John Cianciolo, D.C.'s National Provider Identifier (NPI) is 1285777961, issued on Feb 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Leonard John Cianciolo, D.C. located?
The NPPES record lists a practice address at 3637 Sacramento St, San Francisco, CA, 94118. Phone: (415) 346-2445. Providers update this record themselves, so call before visiting.
How can I verify Leonard John Cianciolo, D.C.'s license?
NPPES lists California license number DC11180, 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.