DR. ROGER DONALD WU MD
NPI 1801088596
Internal Medicine - Gastroenterology in Elkton, MD

Q: What is Roger Wu's NPI number?

The NPI number for Roger Wu is 1801088596. It was assigned to this individual provider in the NPPES registry on August 16, 2007.

Q: What is Roger Wu'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 Roger Wu was last updated on December 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 August 16, 2007PECOS EnrolledAccepts Medicare Assignment

137 W HIGH ST, SUITE 2B, ELKTON, MD 21921(410) 398-8888 Get Directions Write a Review

NPPES record last updated: December 2, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 2, 2021, Mar 9, 2021 (2 updates tracked since 2021).

On this page

About Dr. Roger Donald Wu Md NPPES

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

DR. ROGER DONALD WU MD (NPI 1801088596) is an individual gastroenterology provider in Elkton, Maryland, licensed in Maryland (D75162) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, is affiliated with Union Hospital Of Cecil County, and is a graduate of University Of Maryland School Of Medicine (2007).

NPPES Registry Identity

NPI1801088596

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. ROGER DONALD WUCredential: MD

Location Address137 W HIGH ST, SUITE 2BElkton, MD 21921-8600

Mailing Address100 Wayland RdWilmington, DE 19807-2530 · (570) 906-0763

Phone(410) 398-8888

Sole ProprietorYes

Medical School CMSUniversity Of Maryland School Of MedicineGraduated 2007

Enumeration DateAugust 16, 2007

Last NPPES UpdateDecember 2, 20212 updates tracked since enumeration

NPPES CertifiedDecember 2, 2021

✔ NPI 1801088596 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in MD · D75162✔ Licensed in DE · C1-0013600

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License MT191250 (PA)

Also ListedGeneral Acute Care HospitalTaxonomy 282N00000X · License D0075162 (MD)

137 W HIGH ST, Elkton, MD 21921

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Other Identifiers 1

Other282910Y2BMD · Medicare Maryland

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next, Highmark Blue Cross Blue Shield Delaware, Medica.Insurance ›

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. Roger Donald Wu 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 ID2466691068

PECOS Enrollment IDI20130611000544, I20200810001995

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 15

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.

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.

127 services118 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.

119 services119 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

97 services92 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.

96 services96 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.

74 services74 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.

55 services53 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.

53 services53 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.

51 services51 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.

47 services47 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.

39 services39 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

34 services29 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

30 services20 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

27 services27 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.

21 services21 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.

16 services16 patients

Hospital Affiliations CMS Care Compare

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

Union Hospital Of Cecil County

Acute Care Hospitals · Elkton, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210032

Location106 Bow StreetElkton, MD 21921 · Cecil County

Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21921 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

$133.05 typical visit price

range $57.99 – $175.57

Typical copayment $33.26 (range $14.49 – $43.89)

Most-billed visit code 99204

Established Patient

$102.11 typical visit price

range $18.66 – $143.02

Typical copayment $25.52 (range $4.66 – $35.75)

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 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ATI HOLDINGS, LLC

Physical Therapist

137 W HIGH ST, SUITE 3
ELKTON, MD 21921

Cecil County (410) 392-7027

STEPHANIE A BEDARD PT

Physical Therapist

137 W HIGH ST
ELKTON, MD 21921

Cecil County (410) 392-7027

ATI HOLDINGS, LLC

Durable Medical Equipment & Medical Supplies

137 W HIGH ST, SUITE 3
ELKTON, MD 21921

Cecil County (410) 392-7027

UNION HOSPITAL OF CECIL COUNTY

Nutritionist (Nutrition, Education)

137 W HIGH ST, SUITE 1B
ELKTON, MD 21921

Cecil County (410) 620-3548

CAROLINE ELIZABETH BRUCE RD, LDN

Dietitian, Registered

137 W HIGH ST, SUITE 1B
ELKTON, MD 21921

Cecil County (410) 620-3548

COLLETTE MEHRING D.O.

Internal Medicine (Nephrology)

137 W HIGH ST, SUITE 1A
ELKTON, MD 21921

Cecil County (410) 620-9200

DR. USMAN MOGHAL M.D.

Psychiatry & Neurology (Neurology)

137 W HIGH ST, STE 2A
ELKTON, MD 21921

Cecil County (410) 398-2436

JENNIFER LEA SPEIR LDN

Nutritionist

137 W HIGH ST
ELKTON, MD 21921

Cecil County (410) 620-3548

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 Roger Wu's NPI number?

The NPI number for Roger Wu is 1801088596. It was assigned to this individual provider in the NPPES registry on August 16, 2007.

Where is Roger Wu located?

Roger Wu practices at 137 W High St Suite 2B, Elkton, MD 21921. The listed phone number is (410) 398-8888.

What is Roger Wu's specialty?

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

Is Roger Wu enrolled in Medicare?

Yes. Roger Wu 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.

What insurance does Roger Wu accept?

Health plans from AmeriHealth Caritas Next, Highmark Blue Cross Blue Shield Delaware and Medica list Roger Wu 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 Roger Wu affiliated with any hospitals?

According to CMS data, Roger Wu is affiliated with Union Hospital Of Cecil County.

When was this NPI record last updated?

The NPPES record for Roger Wu was last updated on December 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.