What is Lydia Altman's NPI number?

Lydia Altman's National Provider Identifier (NPI) is 1770428344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lydia Altman's specialty?

Lydia Altman is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Lydia Altman located?

Lydia Altman's practice location on file with NPPES is 800 W Meeting St, Lancaster, SC 29720-2202.

What is Lydia Altman's phone number?

The practice phone number listed in the NPPES registry for Lydia Altman is (803) 286-1214.

Is Lydia Altman's NPI active?

Yes — Lydia Altman's NPI (1770428344) is active in the NPPES registry as of the last update on 2026-04-21.

IndividualActive

Lydia Altman, RDN, LD

NPI 1770428344 · Registered Dietitian · Lancaster, SC

Lydia Altman, RDN, LD is a Registered Dietitian provider in Lancaster, SC (NPI 1770428344).

Provider details

NPI number: 1770428344
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RDN, LD
Sex: Female
Sole proprietor: No
License: LRD.2469 (SC)

Specialties & taxonomies

Registered DietitianPrimary133V00000XLicense LRD.2469 (SC)
Dietary & Nutritional 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
Under 1 yr in 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

800 W Meeting St

Lancaster, SC 29720-2202

Phone: (803) 286-1214

Street-level locationGet directions

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Mailing address