DR. DANIEL OLAVARRIA DSW, LCSW
NPI 1558748632
Social Worker - Clinical in Philadelphia, PA

Q: What is Daniel Olavarria's NPI number?

The NPI number for Daniel Olavarria is 1558748632. It was assigned to this individual provider in the NPPES registry on April 28, 2015.

Q: What is Daniel Olavarria's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Q: When was this NPI record last updated?

The NPPES record for Daniel Olavarria was last updated on April 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 28, 2015

255 S 17TH ST STE 1410, PHILADELPHIA, PA 19103(646) 760-8421 Get Directions Write a Review

NPPES record last updated: April 30, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 30, 2026, Apr 3, 2026, Jan 20, 2026 and 5 more (8 updates tracked since 2018).

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About Dr. Daniel Olavarria Dsw, Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DANIEL OLAVARRIA DSW, LCSW (NPI 1558748632) is an individual clinical provider in Philadelphia, Pennsylvania, licensed in New York (086060) and active in the NPI registry since April 2015. He maintains 2 additional practice locations.

NPPES Registry Identity

NPI1558748632

Entity TypeIndividualMale

Primary Taxonomy1041C0700X

Provider Legal NameDR. DANIEL OLAVARRIACredential: DSW, LCSW

Location Address255 S 17TH ST STE 1410Philadelphia, PA 19103-6214

Mailing Address228 Park Ave S, Pmb 16968New York, NY 10003-1502 · (646) 760-8421 · Fax (646) 921-9525

Phone(646) 760-8421

Sole ProprietorYes

Enumeration DateApril 28, 2015

Last NPPES UpdateApril 30, 20268 updates tracked since enumeration

NPPES CertifiedApril 30, 2026

✔ NPI 1558748632 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code1041C0700X

License✔ Licensed in NY · 086060

Definition

A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Also ListedSocial WorkerTaxonomy 104100000X · License 093724 (NY)

255 S 17TH ST STE 1410, Philadelphia, PA 19103

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Secondary Practice Locations 2

Location 12028 Rittenhouse Sq # 301Philadelphia, PA 19103-5621 · Phone (646) 760-8421 · Fax (646) 921-9525

Location 2228 Park Ave S, PMB 16968New York, NY 10003-1502 · Phone (646) 760-8421 · Fax (646) 921-9525

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

THE CITY PSYCHOTHERAPY NEW YORK, LCSW, PLLC

Social Worker (Clinical)