MISSISSIPPI UROLOGY OUTPATIENT SURGERY CENTER, LLC
NPI 1548655053
Clinic/Center - Ambulatory Surgical in Jackson, MS

Q: What is Mississippi Urology Outpatient Surgery Center, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

Active since April 01, 2015CLIA 25D2116363 · Waiver

501 MARSHALL ST, SUITE 201, JACKSON, MS 39202(601) 353-9900(601) 353-3654 Get Directions Write a Review

NPPES record last updated: March 21, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 21, 2017, Mar 15, 2017, Nov 2, 2016 (3 updates tracked since 2016).

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About Mississippi Urology Outpatient Surgery Center, Llc NPPES

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

MISSISSIPPI UROLOGY OUTPATIENT SURGERY CENTER, LLC (NPI 1548655053) is a healthcare organization registered as an ambulatory surgical in Jackson, Mississippi and active in the NPI registry since April 2015. The organization holds a CLIA Waiver certificate valid through July 24, 2028 and lists Harold J Blalock, Owner, as its authorized official.

NPPES Registry Identity

NPI1548655053

Entity TypeOrganization

Primary Taxonomy261QA1903X

Legal Business NameMISSISSIPPI UROLOGY OUTPATIENT SURGERY CENTER, LLC

Location Address501 MARSHALL ST, SUITE 201Jackson, MS 39202-1651

Mailing Address501 Marshall St, Suite 201Jackson, MS 39202-1651 · (601) 353-9900 · Fax (601) 353-3654

Phone(601) 353-9900

Fax(601) 353-3654

Organization SubpartNo

Authorized OfficialHarold J BlalockOwner · (601) 353-9900

Enumeration DateApril 1, 2015

Last NPPES UpdateMarch 21, 20173 updates tracked since enumeration

✔ NPI 1548655053 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Ambulatory SurgicalAmbulatory Health Care Facilities

Taxonomy Code261QA1903X

501 MARSHALL ST, Jackson, MS 39202

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Other Identifiers 1

Medicare PIN533277MS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mississippi Urology Outpatient Surgery Center, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Mississippi Urology Outpatient Surgery Center, LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Matthew Moss, MD

Urology

NPI 1710418546

501 MARSHALL ST STE 301
Jackson, MS 39202

(601) 353-9900

✔ PECOS✔ Accepts MedicareSame address

Mark Runnels

Urology

NPI 1144532391

1421 N STATE ST STE 403
Jackson, MS 39202

(601) 353-9900

✔ PECOS✔ Accepts Medicare0.2 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 25D2116363

Mississippi Urology Outpatient Surgery Center · Jackson, MS

Active · expires Jul 24, 2028

CLIA Number25D2116363

Laboratory TypeAmbulatory Surgery Center

Certificate Effective DateJuly 25, 2026

Certificate Expiration DateJuly 24, 2028

Laboratory DirectorKellie Williams

Laboratory Phone(601) 948-1200

Laboratory LocationMississippi Urology Outpatient Surgery Center501 Marshall Street Suite 201, Jackson, MS 39202

CLIA data matches this NPI record on: Address Name

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 28

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, onabotulinumtoxina, 1 unit J0585

Onabotulinumtoxina, also known as Botox, is a medication injected into muscles. It's used to treat various conditions by blocking nerve activity in the muscles, causing a temporary reduction in muscle activity. The units refer to the dosage.

12,451 services72 patients

Diagnostic exam of bladder and urethra using an endoscope 52000

This procedure involves using a thin, flexible tube with a light, called an endoscope, to examine the bladder and urethra. It helps in identifying any abnormalities or issues that may be causing discomfort or other symptoms.

1,177 services1,003 patients

Biopsy of prostate gland 55700

A biopsy of the prostate gland is a procedure where a small sample of tissue is taken from your body's internal gland, located near the bladder, for testing. This helps in diagnosing potential health issues. It's usually done with a fine needle and imaging technology for accuracy.

376 services370 patients

Ultrasound scan of pelvic region through rectum 76872

An ultrasound scan of the pelvic region through the rectum is a medical procedure where a small, smooth device is gently inserted into the rectum. This device uses sound waves to create images of the internal structures in the lower abdomen, aiding in diagnosis and treatment planning.

367 services361 patients

Simple change of bladder tube 51705

A simple change of bladder tube involves replacing your current urinary drainage tube with a new one. This is done to maintain hygiene and prevent infections. It's a straightforward process, usually causing minimal discomfort, and helps ensure your body can properly dispose of waste fluids.

110 services18 patients

Exam with injections of chemical for destruction of bladder using an endoscope 52287

This procedure involves the use of a thin, flexible tube with a light (endoscope) for internal examination. A chemical is then injected to help eliminate specific issues in the bladder. It's a standard and safe process.

108 services71 patients

Complete laser vaporization of prostate including control of bleeding using an endoscope 52648

This procedure involves using a special light instrument to carefully remove tissue from a gland located in the lower body. This helps improve the flow of body fluids. The process is done through a tube-like device and also controls any bleeding.

86 services86 patients

Cystourethroscopy, with insertion of transprostatic implant; 4 or more implants C9740

Cystourethroscopy with insertion of transprostatic implant is a procedure where tiny implants are placed in the prostate area via a thin tube inserted through the urinary passage. This helps to manage urinary flow issues. Four or more implants may be used.

67 services67 patients

Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope 52310

This is a procedure to remove an object, stone, or tube from your urinary tract. An endoscope, a thin, flexible tube with a light and camera, is used to locate and remove the object. It is a safe and effective way to address the issue.

60 services58 patients

Crushing of stone of ureter using an endoscope 52353

This procedure involves using a thin, flexible instrument called an endoscope to reach a stone in your ureter. The stone is then broken into small pieces using a special tool. These pieces can then pass out of the body naturally.

54 services51 patients

Placement of device in prostate for radiation therapy 55876

This procedure involves placing a small device in the gland below the bladder to deliver radiation therapy. This helps target therapy directly to the concerned area, potentially reducing side effects and improving treatment effectiveness.

53 services53 patients

Injection of biodegradable material next to prostate 55874

This procedure involves the introduction of a biodegradable substance near a gland located in the lower abdomen. This substance helps to create a barrier between the gland and nearby tissues, aiding in the precise delivery of treatment to the intended area.

52 services52 patients

Biopsy of bladder using an endoscope 52204

A biopsy of the bladder using an endoscope is a procedure where a small sample of bladder tissue is collected for testing. An endoscope, a flexible tube with a light and camera, is used to see inside the bladder. This helps to identify any abnormal areas. The procedure helps in the diagnosis of various conditions.

48 services42 patients

Insertion of sacral nerve neurostimulator electrode array 64561

The insertion of a sacral nerve neurostimulator electrode array is a procedure where a small device is placed under your skin. This device sends mild electrical pulses to your sacral nerves, which can help manage certain body functions and alleviate symptoms.

44 services22 patients

Injection of implant material beneath lining of bladder and/or urethra using an endoscope 51715

This is a procedure where a substance is inserted under the bladder or urethra lining using a special instrument called an endoscope. This helps to support these areas and improve their function. It's done in a safe, controlled medical environment.

32 services29 patients

Insertion of stent in ureter using an endoscope 52332

This procedure involves placing a small, flexible tube (stent) in your body's drainage system to help urine flow from the kidneys to the bladder. An endoscope, a thin tube with a light and camera, is used for precise placement.

32 services22 patients

Destruction of growth of bladder and urethra using an endoscope, less than 0.5 cm 52224

This procedure involves using a special instrument called an endoscope to remove a small growth in your bladder and urethra. It's a minimally invasive procedure and the growth being treated is less than half a centimeter in size.

29 services26 patients

Crushing of stone of ureter with insertion of stent using an endoscope 52356

This procedure involves using a thin, flexible tube (endoscope) to locate and break down kidney stones in the ureter. After this, a small tube (stent) is inserted to help maintain an open pathway for urine to flow.

28 services26 patients

Dilation of urethra using an endoscope 52281

This procedure involves expanding a narrow passage in your urinary tract with the help of a special instrument called an endoscope. It aids in improving urine flow and resolving related issues, ensuring better urinary health.

21 services19 patients

Diagnostic exam of bladder, urethra, and ureter or kidney using an endoscope 52351

This is a procedure where a small tube with a camera, called an endoscope, is used to examine the bladder and the tubes that carry urine from the kidneys to the bladder. It helps in detecting any abnormalities or issues.

20 services18 patients

Destruction and/or removal of growth of bladder and urethra using an endoscope, 0.5-2.0 cm 52234

This procedure involves using a special instrument, an endoscope, to view and treat a small growth in the bladder and urethra. It's a minimally invasive method to remove or destroy growths measuring 0.5-2.0 cm, aiding in better urinary health.

19 services18 patients

Crushing, fragmenting, and removal of bladder stones, more than 2.5 cm 52318

This procedure involves breaking down large stones in the bladder into smaller pieces and then removing them. It's performed when stones are too big to pass naturally. The process is safe and helps restore normal bladder function.

19 services18 patients

Insertion of sacral nerve neurostimulator electrode 64581

The insertion of a sacral nerve neurostimulator electrode is a procedure to help manage chronic pain. A small device is placed under the skin near the lower back. This device sends mild electrical pulses to the nerves in the lower spine, helping to control pain signals.

18 services16 patients

Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver 64590

The insertion of a peripheral or gastric neurostimulator generator is a procedure that helps manage chronic pain or gastric conditions. A small device is surgically placed under the skin, which sends mild electrical signals to the nerves involved.

16 services16 patients

Crushing, fragmenting, and removal of bladder stones, less than 2.5 cm 52317

This procedure involves breaking down and removing small stones found in your bladder. The stones are first crushed into smaller pieces, then removed to help alleviate discomfort and prevent further complications.

14 services14 patients

Destruction and/or removal of growth of bladder and urethra using an endoscope, 2.0-5.0 cm 52235

This procedure involves using a thin, flexible tool called an endoscope to examine and remove a growth in your bladder and urethra. The growth size ranges from 2.0-5.0 cm. This is done to ensure your urinary system functions properly.

13 services13 patients

Removal of fluid collection in testicle and sperm reservoir 55040

This procedure involves the elimination of excess fluid that may have accumulated in the male reproductive system. It's a simple, minimally invasive process that helps to restore comfort and normal function.

12 services12 patients

Removal of foreskin (older than 28 days) 54161

This procedure involves the removal of a small piece of skin that covers the tip of a male's personal area. It's usually performed for medical reasons or personal beliefs. The process is safe and involves minimal discomfort.

11 services11 patients

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 Mississippi Urology Outpatient Surgery Center, LLC's NPI number?

The NPI number for Mississippi Urology Outpatient Surgery Center, LLC is 1548655053. It was assigned to this organization in the NPPES registry on April 1, 2015.

Where is Mississippi Urology Outpatient Surgery Center, LLC located?

Mississippi Urology Outpatient Surgery Center, LLC is located at 501 Marshall St Suite 201, Jackson, MS 39202. The listed phone number is (601) 353-9900.

What is Mississippi Urology Outpatient Surgery Center, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

Is Mississippi Urology Outpatient Surgery Center, LLC enrolled in Medicare?

Yes. Mississippi Urology Outpatient Surgery Center, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mississippi Urology Outpatient Surgery Center, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Urology, reassign their Medicare billing to Mississippi Urology Outpatient Surgery Center, LLC. A 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 the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Mississippi Urology Outpatient Surgery Center, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 25D2116363) is associated with this NPI, valid through July 24, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Mississippi Urology Outpatient Surgery Center, LLC accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 4 other insurers list Mississippi Urology Outpatient Surgery Center, LLC 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 Mississippi Urology Outpatient Surgery Center, LLC was last updated on March 21, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.