NPPES file of Aug 9, 2026

Emma Susan Williamson, CNM

Midwife · Santa Rosa, CA

Emma Susan Williamson, CNM is a midwife with a practice address in Santa Rosa, California, and NPI 1053356618, issued on Jun 18, 2006. Check the license (California 447, 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
1053356618
Name
Emma Susan Williamson
Credential
CNM
Primary taxonomy
Midwife 176B00000X
License number
447 CA
Self-reported in NPPES; status is on the state search
Practice location
1111 Sonoma Ave, Santa Rosa, CA 95405
Phone
(707) 575-9167
Enumerated
Jun 18, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(707) 575-4819
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 1111 Sonoma Ave

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

  1. Tina Afifi, HA7576Hearing Instrument Specialist1700312493
  2. Patrick Devlin, MDCardiovascular Disease Physician1558360479
  3. Roger Klein, M.D.Orthopaedic Surgery Physician1083655252
  4. Chris Kosakowski, M.D.Surgery Physician1497782239
  5. Nadya MarrufoHealth & Wellness Coach1699603811
  6. Jiries Mogannam, D.D.S., M.D.Oral and Maxillofacial Surgery (Dentist)1609056878

Verify Emma Susan Williamson 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 447
    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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Midwife providers in California

There are 762 midwife records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other midwife records in California

  1. Brianna Adams, LMEncinitas, CA1851152185
  2. Marlee Adams, LM, CPM, MSMArcata, CA1528775129
  3. Nicole Adelman, CNMDavis, CA1386991677
  4. Mireille Adelson, C.N.M.Roseville, CA1508293788
  5. Misty Adriaanse, C.P.M., L.M.Long Beach, CA1811259740
  6. Halima Afi, LM CPMSan Rafael, CA1730723958
  7. Cassandra Albiso, MSN, CNM, WHNP, RNOrange, CA1861258782
  8. Tiffany AlblingerPoway, CA1144632019
  9. Debbie Allen, CPM, LM, CBEClaremont, CA1750645008
  10. Jeanne Anderson, LM, CPMNewbury Park, CA1558687491

Common questions

What is Emma Susan Williamson, CNM's NPI number?

Emma Susan Williamson, CNM's National Provider Identifier (NPI) is 1053356618, issued on Jun 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Emma Susan Williamson, CNM located?

The NPPES record lists a practice address at 1111 Sonoma Ave, Santa Rosa, CA, 95405. Phone: (707) 575-9167. Providers update this record themselves, so call before visiting.

How can I verify Emma Susan Williamson, CNM's license?

NPPES lists California license number 447, 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.