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MR. WILLIAM ASHLEY MIZELLE JR. LCAS,LCMHC,CCS
NPI 1154497220
Counselor - Addiction (Substance Use Disorder) in Greenville, NC

Active since November 28, 2006PECOS Enrolled
2602 COURTIER DR, GREENVILLE, NC 27834(252) 752-0483(252) 757-3172 Get Directions Write a Review

NPPES record last updated: October 23, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. William Ashley Mizelle Jr. Lcas,lcmhc,ccs NPPES

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

MR. WILLIAM ASHLEY MIZELLE JR. LCAS,LCMHC,CCS (NPI 1154497220) is an individual addiction (substance use disorder) provider in Greenville, North Carolina, licensed in North Carolina (1061) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2004).

NPPES Registry Identity

NPI1154497220
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameMR. WILLIAM ASHLEY MIZELLE JR.Credential: LCAS,LCMHC,CCS
Location Address2602 COURTIER DRGreenville, NC 27834-7818
Mailing Address1492 Tull RdGreenville, NC 27858-8366 · (252) 814-5441
Phone(252) 752-0483
Fax(252) 757-3172
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateNovember 28, 2006
Last NPPES UpdateOctober 23, 2023
NPPES CertifiedOctober 23, 2023
✔ NPI 1154497220 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
Licenses✔ Licensed in NC · 1061✔ Licensed in NC · 10014
Also ListedCounselorTaxonomy 101Y00000X · License 6860 (NC)
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License 6860 (NC)
2602 COURTIER DR, Greenville, NC 27834
Open in Google Maps ↗

Other Identifiers 3

Medicaid6111889NC
Other191488NC · Medcost
Other143KYNC · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. William Ashley Mizelle Jr. Lcas,lcmhc,ccs is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4981056579
PECOS Enrollment IDI20240119000035
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 Reassignment

Medicare enrollment records show William Mizelle reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Port Health Services
Same address
Counselor
2602 COURTIER DR
Greenville, NC 27834
  • Reassigned Medicare billing, North Carolina enrollment
  • 37 clinicians in this Medicare group
NPI 1477538254 (252) 752-0483

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

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
26 services16 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
19 services19 patients

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.

MONICA RENEE CONNER MS, LPC, LCAS
Counselor (Addiction (Substance Use Disorder))
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 355-4725
RESTART INC
Counselor
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 355-4725
BENJAMIN JARED GROSSNICKLE LCSW-A, LCAS-A
Social Worker (Clinical)
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 752-0483
TIMOTHY WILLIAMS
Counselor (Addiction (Substance Use Disorder))
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 752-0483
PORT HEALTH SERVICES
Pharmacy (Long Term Care Pharmacy)
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 752-2971
ANAIS ROSE SERGI-HOLT LCASA
Counselor (Addiction (Substance Use Disorder))
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 752-0483
JYAISAH HOLLOWAY
Social Worker (Clinical)
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 752-0483
RESTART INC
Community/Behavioral Health
2602 COURTIER DR
GREENVILLE, NC 27834
Pitt County (252) 355-4725

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 William Mizelle's NPI number?

The NPI number for William Mizelle is 1154497220. It was assigned to this individual provider in the NPPES registry on November 28, 2006.

Where is William Mizelle located?

William Mizelle practices at 2602 Courtier Dr, Greenville, NC 27834. The listed phone number is (252) 752-0483.

What is William Mizelle's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Is William Mizelle enrolled in Medicare?

Yes. William Mizelle is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for William Mizelle's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Mizelle reassigns Medicare benefits to Port Health Services (Greenville, NC). The 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 William Mizelle's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Mizelle accept?

Health plans from Cigna Healthcare list William Mizelle 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 William Mizelle was last updated on October 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.