What is Steven Aller's NPI number?

Steven Aller's National Provider Identifier (NPI) is 1497682827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Steven Aller's specialty?

Steven Aller is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Steven Aller located?

Steven Aller's practice location on file with NPPES is 26 S Warren Ave Unit B, Malvern, PA 19355-2759.

What is Steven Aller's phone number?

The practice phone number listed in the NPPES registry for Steven Aller is (484) 320-7871.

Is Steven Aller's NPI active?

Yes — Steven Aller's NPI (1497682827) is active in the NPPES registry as of the last update on 2026-05-07.

IndividualActive

Steven Aller

NPI 1497682827 · Mental Health Counselor · Malvern, PA

Steven Aller is a Mental Health Counselor provider in Malvern, PA (NPI 1497682827).

Provider details

NPI number: 1497682827
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 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
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

26 S Warren Ave Unit B

Malvern, PA 19355-2759

Phone: (484) 320-7871

Street-level locationGet directions

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Mailing address