Melissa Markotsis, M.S. CCC-SLP
NPI 1376811026 · Speech-Language Pathologist · Oyster Bay, NY
Melissa Markotsis, M.S. CCC-SLP is a Speech-Language Pathologist provider in Oyster Bay, NY (NPI 1376811026).
Provider details
- NPI number
- 1376811026
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S. CCC-SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 012987-1 (NY)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-12-08
- Last updated
- 2011-12-08
Frequently asked questions
- What is Melissa Markotsis's NPI number?
- Melissa Markotsis's National Provider Identifier (NPI) is 1376811026, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Markotsis's specialty?
- Melissa Markotsis is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Melissa Markotsis located?
- Melissa Markotsis's practice location on file with NPPES is 1 Mccouns Ln, Oyster Bay, NY 11771-3103.
- What is Melissa Markotsis's phone number?
- The practice phone number listed in the NPPES registry for Melissa Markotsis is (516) 624-6500.
- Is Melissa Markotsis's NPI active?
- Yes — Melissa Markotsis's NPI (1376811026) is active in the NPPES registry as of the last update on 2011-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.