Maria Sierra-Ayala, M.S. PHL
NPI 1558506618 · Speech-Language Pathologist · Ponce, PR
Maria Sierra-Ayala, M.S. PHL is a Speech-Language Pathologist provider in Ponce, PR (NPI 1558506618).
Provider details
- NPI number
- 1558506618
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S. PHL
- Sex
- Female
- Sole proprietor
- No
- License
- 847 (PR)
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
17 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.
Mailing address
Registry dates
- Enumerated
- 2008-12-03
- Last updated
- 2008-12-03
Frequently asked questions
- What is Maria Sierra-Ayala's NPI number?
- Maria Sierra-Ayala's National Provider Identifier (NPI) is 1558506618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Sierra-Ayala's specialty?
- Maria Sierra-Ayala is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Maria Sierra-Ayala located?
- Maria Sierra-Ayala's practice location on file with NPPES is Urb. Tibes 5 J-3, Ponce, PR 00730.
- What is Maria Sierra-Ayala's phone number?
- The practice phone number listed in the NPPES registry for Maria Sierra-Ayala is (787) 299-2514.
- Is Maria Sierra-Ayala's NPI active?
- Yes — Maria Sierra-Ayala's NPI (1558506618) is active in the NPPES registry as of the last update on 2008-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.