DR. STEVEN MICHAEL ZEDDUN MD
NPI 1952578700
Internal Medicine - Gastroenterology in Washington, DC

Q: What is Steven Zeddun's NPI number?

The NPI number for Steven Zeddun is 1952578700. It was assigned to this individual provider in the NPPES registry on May 12, 2008.

Q: What is Steven Zeddun's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Steven Zeddun was last updated on May 12, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since May 12, 2008PECOS EnrolledAccepts Medicare Assignment

2150 PENNSYLVANIA AVE NW, WASHINGTON, DC 20037(202) 741-2160 Get Directions Write a Review

NPPES record last updated: May 12, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Steven Michael Zeddun Md NPPES

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

DR. STEVEN MICHAEL ZEDDUN MD (NPI 1952578700) is an individual gastroenterology provider in Washington, District Of Columbia, licensed in District Of Columbia (MD036335) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS and is a graduate of University Of Wisconsin School Of Medicine (2002).

NPPES Registry Identity

NPI1952578700

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. STEVEN MICHAEL ZEDDUNCredential: MD

Location Address2150 PENNSYLVANIA AVE NWWashington, DC 20037-3201

Mailing Address1821 Corcoran St NwWashington, DC 20009-1607 · (202) 415-5641

Phone(202) 741-2160

Sole ProprietorYes

Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2002

Enumeration DateMay 12, 2008

✔ NPI 1952578700 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in DC · MD036335

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

2150 PENNSYLVANIA AVE NW, Washington, DC 20037

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Steven Michael Zeddun Md 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 ID7012085202

PECOS Enrollment IDI20081001000021

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.

Areas of Expertise CMS Part B claims 14

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, vedolizumab, intravenous, 1 mg J3380

Vedolizumab is a medication given via injection. It's used to treat certain bowel conditions (such as Crohn's disease, ulcerative colitis) by reducing inflammation. It works by blocking a certain protein that causes this inflammation.

8,700 services18 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.

139 services99 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.

122 services81 patients

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.

95 services93 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.

60 services60 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

59 services59 patients

Administration of chemotherapy into vein, 1 hour or less 96413

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

42 services30 patients

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43259

This procedure involves a flexible tube with a camera, called an endoscope, inserted through your mouth to examine your esophagus, stomach, and upper small bowel. An ultrasound device on the endoscope helps get detailed images. It's safe and helps diagnose various conditions.

39 services39 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.

31 services31 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

28 services28 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.

27 services27 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.

22 services22 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.

14 services14 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.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

LEI DU LYNN M.D.

Internal Medicine

2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037

District of Columbia (202) 741-2574

NIRAJ RAJU GOWDA MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. ELLEN CURTIN MURPHY MD

Obstetrics & Gynecology (Obstetrics)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2500

DR. CHRISTOPHER DAVID BADGER MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. MONICA MARIA MANRIQUE CASTRILLON MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. STEVEN JOSEPH RALSTON MD

Obstetrics & Gynecology (Maternal & Fetal Medicine)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2500

ROBERT STEVEN SIEGEL M.D.

Internal Medicine (Hematology & Oncology)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3333

JAMES DAVID KATZ M.D.

Internal Medicine (Rheumatology)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2222

SYLVIA MENTEER GONSAHN-BOLLIE M.D.

Internal Medicine

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2222

MISS HELMA A PARIKH NURSE PRACTITIONER

Nurse Practitioner (Adult Health)

2150 PENNSYLVANIA AVE NW, SUITE 4-411
WASHINGTON, DC 20037

District of Columbia (202) 741-2323

HIRSH SHAH MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

QURRATUL-AIN DAR MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

SILVI SPIROLLARI POMEROY DO

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

MEGAN ANN MURPHY FNP

Nurse Practitioner (Family)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2223

MS. IRENA CULIC MS, PA-C

Physician Assistant

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 747-2600

DR. KEVIN KOSHY MATHEW MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

LINDSEY NGUYEN VU MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

JONATHAN WAINBLAT MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

RACHEL GARN

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

ANDRIANA DOLIBA

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

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 Steven Zeddun's NPI number?

The NPI number for Steven Zeddun is 1952578700. It was assigned to this individual provider in the NPPES registry on May 12, 2008.

Where is Steven Zeddun located?

Steven Zeddun practices at 2150 Pennsylvania Ave NW, Washington, DC 20037. The listed phone number is (202) 741-2160.

What is Steven Zeddun's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Steven Zeddun enrolled in Medicare?

Yes. Steven Zeddun 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.

When was this NPI record last updated?

The NPPES record for Steven Zeddun was last updated on May 12, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.