Martha Isolina Diaz, M.A., CCC-SLP
Speech-Language Pathologist · Brooklyn, NY
Martha Isolina Diaz, M.A., CCC-SLP is a speech-language pathologist with a practice address in Brooklyn, New York, and NPI 1306210083, issued on Nov 18, 2015. Check the license (New York -25256-1, 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
- Martha Isolina Diaz
- Credential
- M.A., CCC-SLP
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- -25256-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 34 Eckford St, Brooklyn, NY 11222
- Phone
- (646) 884-2697
- Enumerated
- Nov 18, 2015
- Record last updated
- Jun 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest speech-language pathologist records → All 24,851 in New York → Look up another NPI →
Verify Martha Isolina Diaz 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 -25256-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Martha Isolina Diaz among 24,851 speech-language pathologist records in New York
Martha Isolina Diaz, M.A., CCC-SLP is one of 24,851 speech-language pathologist records with a practice address in New York. 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 2015, is newer than 57% of them.
- NPI issued2015 · 57% of these records are older, 40% newer
- In a Medicare fileNo · 2% of these records are
- In the CMS Doctors and Clinicians fileNo · 2% of these records are
- Record last updated2016 · 75% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3,103 speech-language pathologist records list a practice address in Brooklyn
They are 3,103 of the 64,057 NPPES records with a practice address in Brooklyn, 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 24,851 in New York → Every provider in Brooklyn → Speech-Language Pathologist nationwide →
The 8 speech-language pathologist records with the nearest ZIP codes
- Laura Burnham, CCC-SLPBrooklyn, NY 112221730636952
- Jessica Butler, M.S. CCC-SLPBrooklyn, NY 112221356747497
- Michael Cunningham, M.S., CCC-SLPBrooklyn, NY 112221831469709
- Vanessa Dilworth, MS CCC-SLPBrooklyn, NY 112221679885487
- Anne Galbraith, M.C.D., CCC-SLPBrooklyn, NY 112221134436447
- Senaida GjokajBrooklyn, NY 112221245774645
- Sarah Hanczyk, CF-SLPBrooklyn, NY 112221780001248
- Amy HuntBrooklyn, NY 112221992112965
Common questions
What is Martha Isolina Diaz, M.A., CCC-SLP's NPI number?
Martha Isolina Diaz, M.A., CCC-SLP's National Provider Identifier (NPI) is 1306210083, issued on Nov 18, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Martha Isolina Diaz, M.A., CCC-SLP located?
The NPPES record lists a practice address at 34 Eckford St, Brooklyn, NY, 11222. Phone: (646) 884-2697. Providers update this record themselves, so call before visiting.
How can I verify Martha Isolina Diaz, M.A., CCC-SLP's license?
NPPES lists New York license number -25256-1, 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), 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.