Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1588900021 Individual Practitioner Female Practitioner

Jill Elizabeth Maroscia , LCSW

Social Worker • Seattle, WA

Professional Overview & Biography Verified Profile Summary

Jill Maroscia, LCSW is a registered healthcare professional specializing in Social Worker in Seattle, WA. Practice services are available at 1200 12TH AVE S under active NPI credentials.

Frequently performed procedures and clinical services include psychotherapy, psychiatric diagnostic evaluation. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1200 12th Ave S

Seattle, WA 981442712

Telephone 2063262400
Fax 2066214434
Associated Practice Facility / Clinic
🏢 Inland Pacific Imaging Llc Facility NPI 1477514966

Specialty Benchmarks & Practice Insights

Comparative analytics for Social Worker in Seattle, WA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 13.2 Yrs
State Avg: 15.0 Yrs
Regional Practice Density
476 Specialists

Practicing in Seattle, WA (2183 Statewide)

Telehealth Adoption Rate
0.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
83.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2021)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
90834 Psychotherapy, 45 minutes
57 13 $281.00 $76.17
90832 Psychotherapy, 30 minutes
43 16 $211.00 $57.26
90791 Psychiatric diagnostic evaluation
16 16 $1100.00 $130.23

Medical Specialties & State Licenses

CMS Verified: 2025-05-14
Social Worker Primary Specialty

NUCC Taxonomy Code: 104100000X

State License WA LW61565087

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

Social Worker - Clinical

NUCC Taxonomy Code: 1041C0700X

State License NV 8504-C

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.

Social Worker - Clinical

NUCC Taxonomy Code: 1041C0700X

State License AZ 18829

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.

Social Worker

NUCC Taxonomy Code: 104100000X

State License AZ LMSW13646

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

Social Worker - Clinical

NUCC Taxonomy Code: 1041C0700X

State License IL 149020716

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.

Secondary Practice Locations

3601 S 6th Ave

Tucson, AZ 857230001

Phone: 5207921450

19636 N 27th Ave #106

Phoenix, AZ 85027

Phone: 4807124600

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

37 Associated Practitioners
Lori Vos , PT

Physical Therapist

NPI 1003063223

Physical Therapist

Dr. Courtney Meade , DPT

Physical Therapist

NPI 1013290485

Doctor of Physical Therapy

NPI 1043829906

Doctor of Pharmacy (Pharm.D.)

Dr. Victoria Allen , MD

Internal Medicine

NPI 1154319796

Doctor of Medicine (M.D.)

Dr. Mindy Zeitz-Chua , MD

Internal Medicine

NPI 1184187023

Doctor of Medicine (M.D.)

Dr. Amanda Methvin , MD

Internal Medicine

NPI 1194983551

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events
📍
Updated Practice Location May 14, 2025

Registered at 1200 12TH AVE S, SEATTLE, WA 981442712 (Tel: 2063262400)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 14, 2025

Social Worker (License #8504-C in NV)

📍
Updated Practice Location September 15, 2020

Registered at 19636 N 27TH AVE #106, PHOENIX, AZ 85027 (Tel: 4807124600)

📍
Updated Business Mailing Address September 15, 2020

Registered at 2727 E CAMELBACK RD APT 321, PHOENIX, AZ 850164475 (Tel: 8158260036)

👤
Provider Name / Credentials Updated September 15, 2020

Recorded as JILL MAROSCIA, LCSW

NPI Profile Active January 02, 2013

NPI status registered as active in NPPES database

📍
Updated Practice Location January 02, 2013

Registered at 3601 S 6TH AVE, TUCSON, AZ 857230001 (Tel: 5207921450)

📍
Updated Business Mailing Address January 02, 2013

Registered at 2110 E 10TH ST, TUCSON, AZ 857195926 (Tel: 8158260036)

👤
Provider Name / Credentials Updated January 02, 2013

Recorded as JILL MAROSCIA, LMSW

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 02, 2013

Social Worker (License #LMSW13646 in AZ)

🟢
Initial NPI Registration & Enumeration January 02, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1588900021
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 02, 2013
Last Update: May 14, 2025
Sole Proprietor: No

Mailing Address

2727 E Camelback Rd Apt 321

Phoenix, AZ 850164475

Phone: 8158260036

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.