Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WILLIAM B RICHARDSON M.D.
NPI 1215000468
Anesthesiology - Pain Medicine in Charleston, SC

Q: What is William Richardson's NPI number?

The NPI number for William Richardson is 1215000468. It was assigned to this individual provider in the NPPES registry on November 16, 2006.

Q: What is William Richardson's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Active since November 16, 2006PECOS EnrolledAccepts Medicare Assignment

1460 TOBIAS GADSON BLVD STE 130, CHARLESTON, SC 29407(770) 962-3642(770) 962-3643 Get Directions Write a Review

NPPES record last updated: September 16, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 16, 2026, Mar 2, 2026, Feb 23, 2021 and 1 more (4 updates tracked since 2017).

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About William B Richardson M.d. NPPES

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

WILLIAM B RICHARDSON M.D. (NPI 1215000468) is an individual pain medicine provider in Charleston, South Carolina, licensed in South Carolina (25014) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Tidelands Georgetown Memorial Hospital, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1215000468

Entity TypeIndividualMale

Primary Taxonomy207LP2900X

Provider Legal NameWILLIAM B RICHARDSONCredential: M.D.

Location Address1460 TOBIAS GADSON BLVD STE 130Charleston, SC 29407-4970

Mailing AddressPo Box 96191Charlotte, NC 28296-6191 · (770) 962-3642 · Fax (770) 962-3643

Phone(770) 962-3642

Fax(770) 962-3643

Sole ProprietorNo

Medical School CMSOtherGraduated 2003

Enumeration DateNovember 16, 2006

Last NPPES UpdateSeptember 16, 20264 updates tracked since enumeration

NPPES CertifiedSeptember 16, 2026

✔ NPI 1215000468 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207LP2900X

Licenses✔ Licensed in SC · 25014✔ Licensed in KY · 40919

Definition

An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.

Also ListedAnesthesiologyTaxonomy 207L00000X · License 229853 (MA)

Also ListedPain Medicine · Interventional Pain MedicineTaxonomy 208VP0014X · License 25014 (SC)

1460 TOBIAS GADSON BLVD STE 130, Charleston, SC 29407

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Secondary Practice Locations 4

Location 12407 Ring Rd Ste 135Elizabethtown, KY 42701-5964 · Phone (502) 791-8700 · Fax (502) 742-8523

Location 23520 Park Avenue Blvd., Ste 105Mt Pleasant, SC 29466 · Phone (854) 999-8300 · Fax (877) 326-3482

Location 36400 Dutchmans Pkwy Ste 60Louisville, KY 40205-3341 · Phone (502) 791-8700 · Fax (502) 742-8523

Location 46801 Dixie Hwy Ste 135Louisville, KY 40258-3952 · Phone (502) 791-8700 · Fax (502) 742-8523

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness 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

William B Richardson 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 ID941369698

PECOS Enrollment IDI20081110000537

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

Medicare enrollment records show William Richardson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Anesthesia Associates Of Charleston, P.A.

1.0 mi

Anesthesiology

1064 GARDNER ROAD, STE 112
Charleston, SC 29407

Reassigned Medicare billing, South Carolina enrollment
Medicare enrollment name: Anesthesia Associates Of Charleston PA
133 clinicians in this Medicare group

NPI 1396776670 (843) 723-3441

Musc Community Physicians

67 mi

Internal Medicine

506 NORTH ST
Bamberg, SC 29003

Reassigned Medicare billing, South Carolina enrollment
2,389 clinicians in this Medicare group

NPI 1841878006 (803) 245-6290

South Carolina Pain And Wellness Center, LLC

191 mi

Interventional Pain Medicine

5 STEVENS ST STE 201
Greenville, SC 29605

Reassigned Medicare billing, South Carolina enrollment
5 clinicians in this Medicare group

NPI 1023896255 (770) 962-3642

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 17

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.

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 64483

This procedure involves injecting a mix of numbing and anti-inflammatory medication into a specific nerve root in the lower back. It helps manage pain and reduce inflammation. The process is guided by imaging technology for precision.

288 services220 patients

Injection of substance into middle or upper spine canal using imaging guidance 62321

This procedure involves injecting a substance into your middle or upper spine canal. It's performed under imaging guidance to ensure accuracy. The substance can help diagnose or treat various conditions, providing relief from symptoms.

109 services92 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level 64484

This procedure involves injecting an anesthetic or steroid drug into the sacral spine nerve root. It's done under imaging guidance to ensure accuracy. The process can be repeated for each additional level of the spine to help manage pain or inflammation.

93 services81 patients

Injection of substance into lower spine canal using imaging guidance 62323

This procedure involves injecting a substance into your lower spine canal, guided by real-time images. It's done to diagnose or treat various conditions. You may feel slight discomfort, but it's generally safe and can provide valuable information for your treatment plan.

80 services65 patients

Injection of lower or sacral spine facet joint using imaging guidance, single level 64493

This procedure involves injecting medication into the facet joint in your lower back or sacral spine. It's done under imaging guidance to ensure accuracy. The aim is to alleviate pain and inflammation. It's a safe, often effective method for managing spinal discomfort.

80 services60 patients

Injection of lower or sacral spine facet joint using imaging guidance, second level 64494

This procedure involves injecting medication into the facet joints of your lower or sacral spine to manage pain. Imaging guidance ensures accurate placement. It's the second level, meaning it's done on two different joint levels.

71 services54 patients

Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 27096

This procedure involves injecting medicine into the joint where your lower spine meets your hip bone. Using special imaging technology, the doctor ensures the medicine is delivered accurately. This can help reduce pain and inflammation in that area.

59 services42 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

54 services30 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint 64635

This procedure involves using imaging guidance to accurately target and destroy nerves in the lower or sacral spinal facet joint. It's done to relieve chronic back pain. The process is safe and usually effective.

46 services31 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, each additional facet joint 64636

This procedure involves using imaging technology to locate and treat nerves in your lower spine or sacral area that may be causing pain. Each additional facet joint refers to treating more than one spinal nerve. It's a non-invasive way to manage chronic back pain.

40 services26 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

36 services24 patients

Injection of upper or middle spine facet joint using imaging guidance, single level 64490

This procedure involves injecting medication into a joint in your upper or middle spine. It's performed under imaging guidance for precision. The aim is to reduce inflammation and pain. It's a single-level process, meaning one joint is treated at a time.

27 services20 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

25 services16 patients

Injection of upper or middle spine facet joint using imaging guidance, second level 64491

This procedure involves injecting medication into the upper or middle spine facet joint, a small joint in your back. This is done under imaging guidance for precision. It's a second-level procedure, meaning it's done on two separate joints. It can help reduce pain and inflammation.

24 services18 patients

Destruction of upper or middle spinal facet joint nerves using imaging guidance, single facet joint 64633

This procedure involves the use of imaging technology to guide a needle to the nerves of a single facet joint in the upper or middle spine. The nerves are then treated to alleviate pain and improve mobility.

14 services12 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

14 services14 patients

Destruction of upper or middle spinal facet joint nerves using imaging guidance, each additional facet joint 64634

This procedure involves the use of imaging technology to accurately target and destroy nerves in the upper or middle spinal facet joints, which may be causing pain. Each additional facet joint treated follows the same process.

13 services11 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Tidelands Georgetown Memorial Hospital

Acute Care Hospitals · Georgetown, SC

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420020

Location606 Black River Rd Drawer 1718Georgetown, SC 29440 · Georgetown County

Emergency services

East Cooper Medical Center

Acute Care Hospitals · Mount Pleasant, SC

5/5 CMS rating

OwnershipProprietary

CMS Certification Number420089

Location2000 Hospital DrMount Pleasant, SC 29464 · Charleston County

Emergency services Birthing friendly

Tidelands Waccamaw Community Hospital

Acute Care Hospitals · Murrells Inlet, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420098

Location4070 Hwy 17Murrells Inlet, SC 29576 · Horry County

Emergency services Birthing friendly

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 Richardson's NPI number?

The NPI number for William Richardson is 1215000468. It was assigned to this individual provider in the NPPES registry on November 16, 2006.

Where is William Richardson located?

William Richardson practices at 1460 Tobias Gadson Blvd Ste 130, Charleston, SC 29407. The listed phone number is (770) 962-3642.

What is William Richardson's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is William Richardson enrolled in Medicare?

Yes. William Richardson 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 William Richardson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Richardson reassigns Medicare benefits to 3 organizations: Anesthesia Associates Of Charleston, P.A. (Charleston, SC), Musc Community Physicians (Bamberg, SC) and South Carolina Pain And Wellness Center, LLC (Greenville, SC). 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 William Richardson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Richardson accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness and Ambetter from Louisiana Healthcare Connections and 4 other insurers list William Richardson 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.

Is William Richardson affiliated with any hospitals?

According to CMS data, William Richardson is affiliated with Tidelands Georgetown Memorial Hospital, East Cooper Medical Center and Tidelands Waccamaw Community Hospital.

When was this NPI record last updated?

The NPPES record for William Richardson was last updated on September 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 days 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.