NPPES file of Aug 9, 2026

So H. Oh, SLP

Speech-Language Pathologist · Renton, WA

So H. Oh, SLP is a speech-language pathologist with a practice address in Renton, Washington, and NPI 1669674701, issued on Jun 1, 2007. Check the license (Washington LL00004014, 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
1669674701
Name
So H. Oh
Credential
SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
LL00004014 WA
Self-reported in NPPES; status is on the state search
Practice location
400 S 43RD St, Renton, WA 98055
Phone
(425) 656-5165
Enumerated
Jun 1, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(425) 656-4028
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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8 nearest speech-language pathologist records → All 4,109 in Washington → Look up another NPI →

Also registered at 400 S 43RD St

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

  1. Jesse Abbott Klafter, M.D.Hospitalist Physician1225394935
  2. Sujata Acharya, PTPhysical Therapist1972737310
  3. Meghna Agarwal, MDHospitalist Physician1649859182
  4. Makeda Agonafer, M.D.Neurology Physician1215371935
  5. Jenny Alden, SLPSpeech-Language Pathologist1659691186
  6. Anjella Ysabel Alejo, PTPhysical Therapist1477378115

Verify So H. Oh 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 LL00004014    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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So H. Oh among 4,109 speech-language pathologist records in Washington

So H. Oh, SLP is one of 4,109 speech-language pathologist records with a practice address in Washington. 2% 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 2007, is newer than 6% of them.

  • NPI issued2007 · 6% of these records are older, 86% newer
  • In a Medicare fileNo · 2% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2007 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

101 speech-language pathologist records list a practice address in Renton

They are 101 of the 3,147 NPPES records with a practice address in Renton, and 4,109 speech-language pathologist records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4,109 in Washington → Every provider in Renton → Speech-Language Pathologist nationwide →

The 8 speech-language pathologist records with the nearest ZIP codes

  1. Jenny Alden, SLPRenton, WA 980551659691186
  2. Elizabeth Hagan, SLPRenton, WA 980551720308257
  3. Vanessa Isom, SLPRenton, WA 980551043425226
  4. Anita Johnson, SLPRenton, WA 980551467688606
  5. Laura Keever, SLPRenton, WA 980551407061518
  6. Megan Kendall, SLPRenton, WA 980551194930206
  7. Catherine Mickelson, SLPRenton, WA 980551003021122
  8. Carla Neiss, SLPRenton, WA 980551891900916

Common questions

What is So H. Oh, SLP's NPI number?

So H. Oh, SLP's National Provider Identifier (NPI) is 1669674701, issued on Jun 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is So H. Oh, SLP located?

The NPPES record lists a practice address at 400 S 43RD St, Renton, WA, 98055. Phone: (425) 656-5165. Providers update this record themselves, so call before visiting.

How can I verify So H. Oh, SLP's license?

NPPES lists Washington license number LL00004014, 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.