MEDSTAR MEDICAL GROUP - SOUTHERN MARYLAND LLC
NPI 1730571118
Clinic/Center - Ambulatory Surgical in Waldorf, MD

Active since February 23, 2015

10 ST. PATRICK'S DRIVE, WALDORF, MD 20603(301) 373-7900(301) 373-6900 Get Directions Write a Review

NPPES record last updated: May 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 29, 2026, Aug 4, 2025, May 14, 2024 and 3 more (6 updates tracked since 2021).

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About Medstar Medical Group - Southern Maryland Llc NPPES

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

MEDSTAR MEDICAL GROUP - SOUTHERN MARYLAND LLC (NPI 1730571118) is a healthcare organization registered as an ambulatory surgical in Waldorf, Maryland and active in the NPI registry since February 2015. The organization maintains 2 additional practice locations and lists Eric R Wagner, Executive Vice President, as its authorized official.

NPPES Registry Identity

NPI1730571118

Entity TypeOrganization

Primary Taxonomy261QA1903X

Legal Business NameMEDSTAR MEDICAL GROUP - SOUTHERN MARYLAND LLC

Location Address10 ST. PATRICK'S DRIVEWaldorf, MD 20603-4527

Mailing Address24035 Three Notch RdHollywood, MD 20636-4871 · (301) 373-7900 · Fax (301) 373-6900

Phone(301) 373-7900

Fax(301) 373-6900

Organization SubpartNo

Authorized OfficialEric R WagnerExecutive Vice President · (410) 772-6595

Enumeration DateFebruary 23, 2015

Last NPPES UpdateMay 29, 20266 updates tracked since enumeration

NPPES CertifiedMay 29, 2026

✔ NPI 1730571118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Ambulatory SurgicalAmbulatory Health Care Facilities

Taxonomy Code261QA1903X

License✔ Licensed in MD · A1234

10 ST. PATRICK'S DRIVE, Waldorf, MD 20603

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Secondary Practice Locations 2

Location 1130 Hospital Road, Suite 300Prince Frederick, MD 20678-4015 · Phone (410) 535-4333 · Fax (410) 535-3260

Location 224035 Three Notch RoadHollywood, MD 20636-4871 · Phone (301) 373-7900 · Fax (301) 373-6900

Other Identifiers 2

Medicaid423411100MD

Medicaid423411103MD

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Medstar Medical Group - Southern Maryland Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

7

Medicare enrollment records show 7 clinicians reassign Medicare billing to Medstar Medical Group - Southern Maryland LLC, which bills Medicare for the services they deliver. Of these, 5 practice at this address. They are listed nearest first.

Clinicians, nearest first (7)

Bryan Ego-Osuala, MD

Otolaryngology

NPI 1316070717

10 ST. PATRICK'S DRIVE
Waldorf, MD 20603

✔ PECOS✔ Accepts MedicareSame address

Podiatry

NPI 1952797417

10 ST. PATRICK'S DRIVE
Waldorf, MD 20603

✔ PECOS✔ Accepts MedicareSame address

Christina Lin, MD

Physical Medicine and Rehabilitation

NPI 1164884458

10 ST. PATRICK'S DRIVE
Waldorf, MD 20603

✔ PECOS✔ Accepts MedicareSame address

Shafquat Meraj, M.D.

Urology

NPI 1700882255

10 ST. PATRICK'S DRIVE
Waldorf, MD 20603

✔ PECOS✔ Accepts MedicareSame address

Tushar Samdani, MD

General Surgery

NPI 1639459753

10 ST. PATRICK'S DRIVE
Waldorf, MD 20603

✔ PECOS✔ Accepts MedicareSame address

Kirk Williams, MD

Otolaryngology

NPI 1740375245

37767 MARKET DR UNIT 2
Charlotte Hall, MD 20622

✔ PECOS✔ Accepts Medicare12 mi

John Harvey, MD

Vascular Surgery

NPI 1104851336

24035 THREE NOTCH RD
Hollywood, MD 20636

✔ PECOS✔ Accepts Medicare28 mi

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 22

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.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

1,307 services1,259 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

989 services985 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

787 services783 patients

Injection beneath lining of large bowel using a flexible endoscope 45381

This procedure involves a flexible tube, called an endoscope, being inserted into the large bowel. A small needle is then passed through the tube to inject medication under the bowel lining. This is typically done to treat inflammation or bleeding.

395 services391 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

328 services326 patients

Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery 45384

This procedure involves using a flexible tube with a camera, called an endoscope, to view the large intestine. If any abnormal growths or polyps are found, they are removed with an electrically-heated instrument. This is a common way to prevent bowel issues.

247 services246 patients

Removal of large bowel tissue using a flexible endoscope 45390

This procedure, known as a colonoscopy, involves using a flexible endoscope to examine and potentially remove tissue from the large intestine. The endoscope allows the doctor to view the bowel lining directly and remove any abnormal tissue for further analysis.

242 services239 patients

Insertion of guide wire with dilation of esophagus using a flexible endoscope 43248

This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.

225 services142 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

125 services113 patients

Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare 43251

This procedure involves the use of a thin, flexible instrument called an endoscope to visualize and remove abnormal growths, known as polyps, from the esophagus, stomach, or upper small bowel. A tool called a mechanical snare is used to safely cut and remove these growths.

114 services113 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

72 services67 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

69 services69 patients

Destruction of internal hemorrhoids using heat 46930

This procedure involves using heat to treat internal hemorrhoids. A specialized device generates heat to shrink the hemorrhoid, alleviating discomfort. It's a quick, minimally invasive process with a fast recovery time. It's a common, safe procedure for hemorrhoid relief.

25 services25 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.

25 services25 patients

Diagnostic exam of lower portion of large bowel using a flexible endoscope 45330

This procedure, known as a sigmoidoscopy, involves using a flexible tube with a camera to examine the lower part of your large bowel. It helps in identifying issues like inflammation, ulcers, or abnormal growths. It's a safe, minimally invasive procedure.

24 services24 patients

Dilation of esophagus 43450

Dilation of the esophagus is a procedure aimed to stretch or open up your esophagus (the tube connecting your mouth to your stomach) when it's narrow. It helps to improve swallowing and alleviate discomfort. It's typically performed using a flexible tube or balloon, under sedation.

23 services22 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

19 services19 patients

Biopsy of small bowel (except ileum) using an endoscope 44361

A small bowel biopsy involves using a thin, flexible tube called an endoscope to examine the small intestine and take a small tissue sample. This sample is then examined under a microscope for any abnormalities. It's a safe, minimally invasive procedure.

18 services18 patients

Biopsy of lower large bowel using a flexible endoscope 45331

A biopsy of the lower large bowel involves using a flexible tube with a camera (endoscope) to examine this part of your digestive tract. Small tissue samples may be taken for further examination to detect any abnormalities.

17 services16 patients

Shock wave crushing of kidney stones 50590

Shock wave crushing of kidney stones, also known as Extracorporeal Shock Wave Lithotripsy (ESWL), is a non-invasive treatment. It involves the use of sound waves to break down kidney stones into small pieces that can easily pass through your urinary tract.

16 services13 patients

Control of bleeding of upper large bowel using a flexible endoscope 45382

This procedure involves using a flexible endoscope, a thin tube with a light and camera, to view and control bleeding in the upper large bowel. Special tools can be passed through the endoscope to stop the bleeding. It's a minimally invasive way to address this issue.

15 services13 patients

Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43255

This procedure involves using a flexible tube with a light, called an endoscope, to examine and treat bleeding in the esophagus, stomach, or upper small bowel. It's a safe, effective way to control bleeding and ensure your digestive health.

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 Medstar Medical Group - Southern Maryland LLC's NPI number?

The NPI number for Medstar Medical Group - Southern Maryland LLC is 1730571118. It was assigned to this organization in the NPPES registry on February 23, 2015.

Where is Medstar Medical Group - Southern Maryland LLC located?

Medstar Medical Group - Southern Maryland LLC is located at 10 St. Patrick's Drive, Waldorf, MD 20603. The listed phone number is (301) 373-7900.

What is Medstar Medical Group - Southern Maryland LLC's specialty?

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

Is Medstar Medical Group - Southern Maryland LLC enrolled in Medicare?

Yes. Medstar Medical Group - Southern Maryland LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Medstar Medical Group - Southern Maryland LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 7 clinicians reassign their Medicare billing to Medstar Medical Group - Southern Maryland LLC, in General Surgery, Otolaryngology, Physical Medicine and Rehabilitation, Podiatry, Urology and 1 other specialty. 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, 5 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Medstar Medical Group - Southern Maryland LLC was last updated on May 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

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