IndividualActive
Lydia Sack
NPI 1821724105 · Speech-Language Pathologist · Portland, ME
Lydia Sack is a Speech-Language Pathologist provider in Portland, ME (NPI 1821724105).
Provider details
- NPI number
- 1821724105
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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
75 W Commercial St
Portland, ME 04101-4797
Phone: (207) 874-1065
Street-level locationGet directions
Mailing address
33 Fox St
Portland, ME 04101-2538
Registry dates
- Enumerated
- 2022-07-28
- Last updated
- 2022-07-28
- Certified
- 2022-07-28
Frequently asked questions
- What is Lydia Sack's NPI number?
- Lydia Sack's National Provider Identifier (NPI) is 1821724105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Sack's specialty?
- Lydia Sack is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Lydia Sack located?
- Lydia Sack's practice location on file with NPPES is 75 W Commercial St, Portland, ME 04101-4797.
- What is Lydia Sack's phone number?
- The practice phone number listed in the NPPES registry for Lydia Sack is (207) 874-1065.
- Is Lydia Sack's NPI active?
- Yes — Lydia Sack's NPI (1821724105) is active in the NPPES registry as of the last update on 2022-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.