CHRISTOPHER H LEUNG M.D.
NPI 1538257464
Internal Medicine - Gastroenterology in Stoneham, MA

Q: What is Christopher Leung's NPI number?

The NPI number for Christopher Leung is 1538257464. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Q: What is Christopher Leung'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 Christopher Leung was last updated on January 21, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 October 10, 2006PECOS EnrolledAccepts Medicare Assignment

51 MONTVALE AVE, STONEHAM, MA 02180(781) 213-5200(781) 481-9016 Get Directions Write a Review

NPPES record last updated: January 21, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Christopher H Leung M.d. NPPES

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

CHRISTOPHER H LEUNG M.D. (NPI 1538257464) is an individual gastroenterology provider in Stoneham, Massachusetts, licensed in Massachusetts (230438) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Melrosewakefield Healthcare, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1538257464

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameCHRISTOPHER H LEUNGCredential: M.D.

Location Address51 MONTVALE AVEStoneham, MA 02180-2417

Mailing Address51 Montvale AveStoneham, MA 02180-2417 · (781) 213-5200 · Fax (781) 481-9016

Phone(781) 213-5200

Fax(781) 481-9016

Sole ProprietorNo

Medical School CMSOtherGraduated 2004

Enumeration DateOctober 10, 2006

Last NPPES UpdateJanuary 21, 2015

✔ NPI 1538257464 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in MA · 230438✔ Licensed in NH · 14969

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.

51 MONTVALE AVE, Stoneham, MA 02180

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Christopher H Leung 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 ID2961566492

PECOS Enrollment IDI20090128000581

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 11

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 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.

317 services213 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.

149 services149 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.

105 services103 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.

61 services61 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.

50 services50 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.

25 services25 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 services25 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.

24 services24 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

22 services19 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

21 services13 patients

Imaging of digestive tract done from the inside of the digestive tract 91110

This procedure, known as an endoscopy, involves a small camera being passed into the digestive tract. It helps doctors to see the inside of your digestive system in detail. This can aid in diagnosing conditions or planning treatments. It's generally safe and can provide valuable information.

18 services17 patients

Hospital Affiliations CMS Care Compare 2

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

Melrosewakefield Healthcare

Acute Care Hospitals · Melrose, MA

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220070

Location585 Lebanon StreetMelrose, MA 02176 · Middlesex County

Emergency services Birthing friendly

Tufts Medical Center

Acute Care Hospitals · Boston, MA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220116

Location800 Washington StreetBoston, MA 02111 · Suffolk County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02180 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

$144.11 typical visit price

range $63.72 – $189.86

Typical copayment $36.02 (range $15.93 – $47.46)

Most-billed visit code 99204

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

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.

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Other Providers at the Same Location NPPES 5

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

BRIAN THOMAS CLARK M.D.

Internal Medicine (Gastroenterology)