NPPES file of Aug 9, 2026

Margaret Helen Mansfield, LM, CPM

Midwife · Seattle, WA

Margaret Helen Mansfield, LM, CPM is a midwife with a practice address in Seattle, Washington, and NPI 1366589988, issued on Jan 31, 2007. Check the license (Washington MW00000010, as entered in NPPES) with the Washington 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
1366589988
Name
Margaret Helen Mansfield
Credential
LM, CPM
Primary taxonomy
Midwife 176B00000X
License number
MW00000010 WA
Self-reported in NPPES; status is on the state search
Practice location
3830 S Ferdinand St, Seattle, WA 98118
Phone
(206) 722-3426
Enumerated
Jan 31, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(206) 722-3459
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 3830 S Ferdinand St

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

  1. Heather Chorley, LM, CPMMidwife1316084940
  2. Edward Greenblatt, LMHCMental Health Counselor1649572090
  3. Susan Myers, LMMidwife1629115241
  4. Traci Palagi, LM, CPMMidwife1891881629
  5. Katherine Sauerlender, LM, CPM, MSMMidwife1386181303
  6. Suzanne WastierCase Manager/Care Coordinator1336864289

Verify Margaret Helen Mansfield in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license MW00000010    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 Washington 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 Washington

There are 298 midwife records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 298 in Washington → Every provider in Seattle →

Other midwife records in Washington

  1. Aubrei Ackerman, MW61419406Seattle, WA1982393369
  2. Emily Ager, L.M., C.P.M.Tacoma, WA1508287525
  3. Linda Alexander, NURSE PRACTITIONERKirkland, WA1679764666
  4. Rebekah Alice, CPM, LMSpokane, WA1356731988
  5. Sara Alvarado, ND/LMSeattle, WA1730585274
  6. Sarah Ambrose, CPMSeattle, WA1174866057
  7. Cynthia Anderson, CNMEverett, WA1215020250
  8. Jill Anderson, CPM, LMWenatchee, WA1508580762
  9. Elizabeth Arcese, LM, CPMBellingham, WA1295081644
  10. B. Arnold, LM CPMRenton, WA1952852337

Common questions

What is Margaret Helen Mansfield, LM, CPM's NPI number?

Margaret Helen Mansfield, LM, CPM's National Provider Identifier (NPI) is 1366589988, issued on Jan 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Helen Mansfield, LM, CPM located?

The NPPES record lists a practice address at 3830 S Ferdinand St, Seattle, WA, 98118. Phone: (206) 722-3426. Providers update this record themselves, so call before visiting.

How can I verify Margaret Helen Mansfield, LM, CPM's license?

NPPES lists Washington license number MW00000010, as entered by the provider. Search the Washington 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.