Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1316308638 Individual Practitioner Female Practitioner

Nickiah Sims

Peer Specialist • Costa Mesa, CA

Professional Overview & Biography Verified Profile Summary

Nickiah Sims is a registered healthcare professional specializing in Peer Specialist in Costa Mesa, CA. Practice services are available at 275 BAKER ST under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

275 Baker St

Costa Mesa, CA 926264566

Telephone 7146737095

Specialty Benchmarks & Practice Insights

Comparative analytics for Peer Specialist in Costa Mesa, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 10.2 Yrs
Regional Practice Density
7 Specialists

Practicing in Costa Mesa, CA (4567 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-05-08
Peer Specialist Primary Specialty

NUCC Taxonomy Code: 175T00000X

State License CA MPSS-XCNVTD

Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.

Practice Associates & Co-Workers

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

11 Associated Practitioners
Shaneska Frederique

Counselor - Mental Health

NPI 1013475649
Harold Colebaugh

Counselor - Mental Health

NPI 1063959146
Mary Titus , PSC 1

Counselor - Mental Health

NPI 1144796277

PSC1

Ga Hyun Tae

Social Worker - Clinical

NPI 1396117602
Chad Beckman

Marriage & Family Therapist

NPI 1396862710
Melia Wells

Licensed Vocational Nurse

NPI 1427760560

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Practice Location May 08, 2026

Registered at 275 BAKER ST, COSTA MESA, CA 926264566 (Tel: 7146737095)

📍
Updated Business Mailing Address May 08, 2026

Registered at 275 BAKER ST, COSTA MESA, CA 926264566 (Tel: 7143616768)

👤
Provider Name / Credentials Updated May 08, 2026

Recorded as NICKIAH SIMS

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 08, 2026

Peer Specialist (License #MPSS-XCNVTD in CA)

NPI Profile Active March 14, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location March 14, 2016

Registered at 128 1/4 S MANHATTAN PL, LOS ANGELES, CA 900045003 (Tel: 3237224529)

📍
Updated Business Mailing Address March 14, 2016

Registered at 128 1/4 S MANHATTAN PL, LOS ANGELES, CA 900045003

👤
Provider Name / Credentials Updated March 14, 2016

Recorded as NICKIAH PALMER

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 14, 2016

Counselor

🟢
Initial NPI Registration & Enumeration March 14, 2016

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: 1316308638
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 14, 2016
Last Update: May 08, 2026
Sole Proprietor: No

Mailing Address

275 Baker St

Costa Mesa, CA 926264566

Phone: 7143616768

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.