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DR. CONRAD SIGGE PANTZERHIELM WILLIAMS IV M.D.
NPI 1265666465
Pediatrics - Hospice and Palliative Medicine in Charleston, SC

Active since May 04, 2009PECOS EnrolledAccepts Medicare Assignment
171 ASHLEY AVE, CHARLESTON, SC 29425(843) 792-1414 Get Directions Write a Review

NPPES record last updated: July 9, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Conrad Sigge Pantzerhielm Williams Iv M.d. NPPES

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

DR. CONRAD SIGGE PANTZERHIELM WILLIAMS IV M.D. (NPI 1265666465) is an individual hospice and palliative medicine provider in Charleston, South Carolina, licensed in South Carolina (31875) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS and is a graduate of Tulane University School Of Medicine (2009).

NPPES Registry Identity

NPI1265666465
Entity TypeIndividualMale
Primary Taxonomy2080H0002X
Provider Legal NameDR. CONRAD SIGGE PANTZERHIELM WILLIAMS IVCredential: M.D.
Location Address171 ASHLEY AVECharleston, SC 29425-8908
Mailing AddressPo Box 751461Charlotte, NC 28275-1461 · (843) 792-6200
Phone(843) 792-1414
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2009
Enumeration DateMay 4, 2009
Last NPPES UpdateJuly 9, 2015
✔ NPI 1265666465 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080H0002X
Licenses✔ Licensed in SC · 31875✔ Licensed in DC · 041549✔ Licensed in MD · D77350
Definition
A pediatrician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
171 ASHLEY AVE, Charleston, SC 29425
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina and more.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

Dr. Conrad Sigge Pantzerhielm Williams Iv M.d. 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 ID2466696117
PECOS Enrollment IDI20150909000578
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 Conrad Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Medical Associates Of The Medical University Of South Carol
Same address
Obstetrics & Gynecology
171 ASHLEY AVE
Charleston, SC 29425
  • Reassigned Medicare billing, South Carolina enrollment
  • 2,594 clinicians in this Medicare group
NPI 1013934629 (843) 792-1414

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.

CAROLYN REED WORD M.D.
Allergy & Immunology
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
CHRISTOPHER ARNOLD HENSLEY CRNA
Nurse Anesthetist, Certified Registered
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
ANGELINA INDIRA PHILLIPS
Pathology (Anatomic Pathology)
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
BLAKE DANIEL FORCINA
Ophthalmology
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
CHELSEA LEE CRUISE SW
Social Worker
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
DR. RICHARD HAYDEN JONES MD
Radiology (Pediatric Radiology)
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
LINDSEY HENDRICKSON NP
Nurse Practitioner
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414
MICHAEL DAMASO DE GUZMAN
Ophthalmology
171 ASHLEY AVE
CHARLESTON, SC 29425
Charleston County (843) 792-1414

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 Conrad Williams's NPI number?

The NPI number for Conrad Williams is 1265666465. It was assigned to this individual provider in the NPPES registry on May 4, 2009.

Where is Conrad Williams located?

Conrad Williams practices at 171 Ashley Ave, Charleston, SC 29425. The listed phone number is (843) 792-1414.

What is Conrad Williams's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Hospice and Palliative Medicine, with taxonomy code 2080H0002X.

Is Conrad Williams enrolled in Medicare?

Yes. Conrad Williams 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 organization bills Medicare for Conrad Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Conrad Williams reassigns Medicare benefits to University Medical Associates Of The Medical University Of South Carol (Charleston, SC). 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 Conrad Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Conrad Williams accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina and First Choice Next list Conrad Williams 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 Conrad Williams was last updated on July 9, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.