What is Gianna Maier's NPI number?

Gianna Maier's National Provider Identifier (NPI) is 1538001144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gianna Maier's specialty?

Gianna Maier is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Gianna Maier located?

Gianna Maier's practice location on file with NPPES is 2209 Quarry Dr Ste A10, Reading, PA 19609-1153.

What is Gianna Maier's phone number?

The practice phone number listed in the NPPES registry for Gianna Maier is (844) 696-4631.

Is Gianna Maier's NPI active?

Yes — Gianna Maier's NPI (1538001144) is active in the NPPES registry as of the last update on 2026-04-06.

IndividualActive

Gianna Maier, MSW, LSW

NPI 1538001144 · Social Worker · Reading, PA

Gianna Maier, MSW, LSW is a Social Worker provider in Reading, PA (NPI 1538001144).

Provider details

NPI number: 1538001144
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: MSW, LSW
Sex: Female
Sole proprietor: No
License: 144022 (PA)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 144022 (PA)
Behavioral Health & Social 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

2209 Quarry Dr Ste A10

Reading, PA 19609-1153

Phone: (844) 696-4631

Street-level locationGet directions

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Mailing address