NPPES file of Aug 9, 2026

Tammy D. McCarthy, SLP

Speech-Language Pathologist · Eureka, CA

Tammy D. McCarthy, SLP is a speech-language pathologist with a practice address in Eureka, California, and NPI 1134859432, issued on Jun 10, 2022. Check the license (California 18778, 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
1134859432
Name
Tammy D. McCarthy
Credential
SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
18778 CA
Self-reported in NPPES; status is on the state search
Practice location
901 Myrtle Avenue, Eureka, CA 95501
Phone
(707) 599-1609
Enumerated
Jun 10, 2022
Record last updated
Jun 10, 2022
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 13,141 in California → Look up another NPI →

Also registered at 901 Myrtle Avenue

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

  1. Melanie Balaban, M.A.School Psychologist1639987613
  2. Brooke Bisel, M.A.School Psychologist1780428029
  3. Natalie DaughtonOccupational Therapist1720623820
  4. Lori Lewis, R.N., P.H.N., C.S.N.School Registered Nurse1881435535
  5. Lynne Mahony, RNSchool Registered Nurse1043052202
  6. Debbie Miller, M.A.School Psychologist1407691819

Verify Tammy D. McCarthy 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 18778    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

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Tammy D. McCarthy among 13,141 speech-language pathologist records in California

Tammy D. McCarthy, SLP is one of 13,141 speech-language pathologist records with a practice address in California. 3% 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 2022, is newer than 62% of them.

  • NPI issued2022 · 62% of these records are older, 33% newer
  • In a Medicare fileNo · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2022 · 46% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Speech-Language Pathologist providers in California

There are 13,141 speech-language pathologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 13,141 in California → Every provider in Eureka → Speech-Language Pathologist nationwide →

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

  1. Wendy Bade, MS, CCC-SLPEureka, CA 955011891506069
  2. Yvonne CabralesEureka, CA 955011922991678
  3. Christopher Doane, M.A.Eureka, CA 955011598889263
  4. Sarah Greenwood, M.S., CCC-SLPEureka, CA 955011619766177
  5. Rebecca GuillenEureka, CA 955011891013074
  6. Theresa JohnsonEureka, CA 955011639218514
  7. Barbara Landberg, REHABILITATIVE SERVIEureka, CA 955011366169526
  8. Deborah Loest Deppe, MS,CCC-SLPEureka, CA 955011770507964

Common questions

What is Tammy D. McCarthy, SLP's NPI number?

Tammy D. McCarthy, SLP's National Provider Identifier (NPI) is 1134859432, issued on Jun 10, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Tammy D. McCarthy, SLP located?

The NPPES record lists a practice address at 901 Myrtle Avenue, Eureka, CA, 95501. Phone: (707) 599-1609. Providers update this record themselves, so call before visiting.

How can I verify Tammy D. McCarthy, SLP's license?

NPPES lists California license number 18778, 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.