CRYSTAL DELILAH PIERCE PHD
NPI 1225812738
Psychologist - Counseling in Charleston, SC

Active since August 24, 2023PECOS EnrolledAccepts Medicare Assignment
316 CALHOUN ST, CHARLESTON, SC 29401(843) 724-3324(843) 724-1995 Get Directions Write a Review

NPPES record last updated: August 4, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 4, 2025, Aug 24, 2023 (2 updates tracked since 2023).

About Crystal Delilah Pierce Phd NPPES

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

CRYSTAL DELILAH PIERCE PHD (NPI 1225812738) is an individual counseling provider in Charleston, South Carolina, licensed in South Carolina (1935) and active in the NPI registry since August 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1225812738
Entity TypeIndividualFemale
Primary Taxonomy103TC1900X
Provider Legal NameCRYSTAL DELILAH PIERCECredential: PHD
Location Address316 CALHOUN STCharleston, SC 29401-1113
Mailing AddressPo Box 751649Charlotte, NC 28275-1649 · (888) 472-0043 · Fax (843) 724-2440
Fax(843) 724-1995
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 24, 2023
Last NPPES UpdateAugust 4, 20252 updates tracked since enumeration
NPPES CertifiedAugust 4, 2025
✔ NPI 1225812738 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · CounselingBehavioral Health & Social Service Providers
Taxonomy Code103TC1900X
Licenses✔ Licensed in SC · 1935✔ Licensed in CO · 0005616
Definition
A psychologist who specializes in general practice and health service. It focuses on how people function both personally and in their relationships at all ages. Counseling psychology addresses the emotional, social, work, school and physical health concerns people may have at different stages in their lives, focusing on typical life stresses and more severe issues with which people may struggle as individuals and as a part of families, groups and organizations. Counseling psychologists help people with physical, emotional and mental health issues improve their sense of well-being, alleviate feelings of distress and resolve crises. They also provide assessment, diagnosis, and treatment of more severe psychological symptoms.
316 CALHOUN ST, Charleston, SC 29401

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Crystal Delilah Pierce Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1456707330
PECOS Enrollment IDI20250912000344
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Crystal Pierce reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cardiovascular Disease
316 CALHOUN ST
Charleston, SC 29401
  • Reassigned Medicare billing, South Carolina enrollment
  • 140 clinicians in this Medicare group
Federally Qualified Health Center (FQHC)
3205 N ACADEMY BLVD, SUITE 130
Colorado Springs, CO 80917
  • Reassigned Medicare billing, Colorado enrollment
  • 355 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

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

Physician Assistant
316 CALHOUN ST
CHARLESTON, SC 29401
Physician Assistant
316 CALHOUN ST
CHARLESTON, SC 29401
Radiology (Diagnostic Radiology)
316 CALHOUN ST
CHARLESTON, SC 29401
Radiology (Diagnostic Radiology)
316 CALHOUN ST
CHARLESTON, SC 29401
Nurse Practitioner (Neonatal, Critical Care)
316 CALHOUN ST
CHARLESTON, SC 29401
Internal Medicine
316 CALHOUN ST
CHARLESTON, SC 29401
Nurse Practitioner (Acute Care)
316 CALHOUN ST
CHARLESTON, SC 29401
Nurse Practitioner (Acute Care)
316 CALHOUN ST
CHARLESTON, SC 29401

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Crystal Pierce's NPI number?

The NPI number for Crystal Pierce is 1225812738. It was assigned to this individual provider in the NPPES registry on August 24, 2023.

Where is Crystal Pierce located?

Crystal Pierce practices at 316 Calhoun St, Charleston, SC 29401. The listed phone number is (843) 724-3324.

What is Crystal Pierce's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Counseling, with taxonomy code 103TC1900X.

Is Crystal Pierce enrolled in Medicare?

Yes. Crystal Pierce is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Crystal Pierce's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Crystal Pierce reassigns Medicare benefits to 2 organizations: Roper Hospital, Inc. (Charleston, SC) and Peak Vista Community Health Centers (Colorado Springs, CO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Crystal Pierce's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Crystal Pierce accept?

Health plans from First Choice Next and Select Health list Crystal Pierce as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Crystal Pierce was last updated on August 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.