NPPES file of Aug 9, 2026

Jacqueline Marx, LCSW, IBCLC

Lactation Consultant (Non-RN) · San Francisco, CA

Jacqueline Marx, LCSW, IBCLC is a lactation consultant (non-rn) with a practice address in San Francisco, California, and NPI 1023170438, issued on Dec 14, 2006. Check the license (California L-28341, 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
1023170438
Name
Jacqueline Marx
Credential
LCSW, IBCLC
Primary taxonomy
Lactation Consultant (Non-RN) 174N00000X
License numbers
L-28341 CA
LCSW25907 CA
Self-reported in NPPES; status is on the state search
Practice location
450 Scott St, San Francisco, CA 94117
Phone
(415) 420-3204
Enumerated
Dec 14, 2006
Record last updated
Sep 22, 2025
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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Verify Jacqueline Marx 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 L-28341    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
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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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Lactation Consultant (Non-RN) providers in California

There are 559 lactation consultant (non-rn) records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 559 in California → Every provider in San Francisco →

Other lactation consultant (non-rn) records in California

  1. Natal Achi, IBCLCGlendora, CA1629848221
  2. Janet Acosta, IBCLCCovina, CA1154774438
  3. Rebecca Agi, MS, IBCLCBeverly Hills, CA1376065946
  4. Jacqueline Aguas, IBCLCMerced, CA1114683448
  5. Danielle Aguirre, IBCLCNorth Highlands, CA1619546579
  6. Malia Aharoni, ACHI,DONA(CD), IBCLCSherman Oaks, CA1568761492
  7. Kristina Ahmed, MPH, IBCLCPetaluma, CA1063111961
  8. Ruta AionoOakland, CA1518833375
  9. Julie Alexander, BA, IBCLCTemecula, CA1346778453
  10. Kiera Allard Schminke, IBCLCCarlsbad, CA1609798172

Common questions

What is Jacqueline Marx, LCSW, IBCLC's NPI number?

Jacqueline Marx, LCSW, IBCLC's National Provider Identifier (NPI) is 1023170438, issued on Dec 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jacqueline Marx, LCSW, IBCLC located?

The NPPES record lists a practice address at 450 Scott St, San Francisco, CA, 94117. Phone: (415) 420-3204. Providers update this record themselves, so call before visiting.

How can I verify Jacqueline Marx, LCSW, IBCLC's license?

NPPES lists California license number L-28341, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.