Catherine Brennan, CCC-SLP
Speech-Language Pathologist · East Islip, NY
Catherine Brennan, CCC-SLP is a speech-language pathologist with a practice address in East Islip, New York, and NPI 1700286531, issued on Aug 28, 2014. Check the license (New York 018476, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Catherine Brennan
- Credential
- CCC-SLP
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- 018476 NY
Self-reported in NPPES; status is on the state search - Practice location
- 80 Tracy LN, East Islip, NY 11730
- Phone
- (516) 662-1713
- Enumerated
- Aug 28, 2014
- Entity
- Type 1 · individual
Verify Catherine Brennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 018476Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
16 speech-language pathologist records list a East Islip practice address
They are 16 of the 355 NPPES records with a East Islip practice address, and 24,851 speech-language pathologist records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 16 in East Islip → All 24,851 in New York → Every provider in East Islip →
Other speech-language pathologist records in New York
- Allison AaronEast Setauket, NY1548875453
- Rebecca AaronsonOceanside, NY1881905289
- Kristen AasheimJefferson Valley, NY1669303012
- Luz AbadNew York, NY1124510599
- Yana Abakina, MS, CCC-SLPBrooklyn, NY1124525019
- Bailee AbalosHyde Park, NY1598659187
- Carolyn Abare, M.S.Pittsford, NY1437561115
- Stacy AbateGlendale, NY1255874848
- Molly Abatelli, M.S. , SLP-CF, TSSLDHicksville, NY1881423358
- Alena Abayev, M.A.CCC-SLPRichmond Hill, NY1104116128
Common questions
What is Catherine Brennan, CCC-SLP's NPI number?
Catherine Brennan, CCC-SLP's National Provider Identifier (NPI) is 1700286531, issued on Aug 28, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Brennan, CCC-SLP located?
The NPPES record lists a practice address at 80 Tracy LN, East Islip, NY, 11730. Phone: (516) 662-1713. Providers update this record themselves, so call before visiting.
How can I verify Catherine Brennan, CCC-SLP's license?
NPPES lists New York license number 018476, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.