What is Holly Volis's NPI number?

Holly Volis's National Provider Identifier (NPI) is 1942720644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Holly Volis's specialty?

Holly Volis is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Holly Volis located?

Holly Volis's practice location on file with NPPES is 22 Old Canal Dr, Lowell, MA 01851-2730.

What is Holly Volis's phone number?

The practice phone number listed in the NPPES registry for Holly Volis is (978) 452-1736.

Is Holly Volis's NPI active?

Yes — Holly Volis's NPI (1942720644) is active in the NPPES registry as of the last update on 2026-05-29.

IndividualActive

Holly Volis

NPI 1942720644 · Developmental Therapist · Lowell, MA

Holly Volis is a Developmental Therapist provider in Lowell, MA (NPI 1942720644).

Provider details

NPI number: 1942720644
Entity type: Individual
Primary specialty: Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Developmental TherapistPrimary222Q00000X
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Profile Score

Established profile(63/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
9 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

22 Old Canal Dr

Lowell, MA 01851-2730

Phone: (978) 452-1736

Street-level locationGet directions

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Mailing address