DR. DUMINDA BERNARD SURAWEERA M.D.
NPI 1629411756
Internal Medicine - Gastroenterology in Lancaster, CA

Q: What is Duminda Suraweera's NPI number?

The NPI number for Duminda Suraweera is 1629411756. It was assigned to this individual provider in the NPPES registry on April 8, 2013.

Q: What is Duminda Suraweera'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 Duminda Suraweera was last updated on April 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 April 08, 2013PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

43944 15TH ST W STE 201, LANCASTER, CA 93534(661) 529-7550(661) 529-7560 Get Directions Write a Review

NPPES record last updated: April 17, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Dr. Duminda Bernard Suraweera M.d. NPPES

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

DR. DUMINDA BERNARD SURAWEERA M.D. (NPI 1629411756) is an individual gastroenterology provider in Lancaster, California, licensed in California (A133348) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in Sylmar, and is a graduate of Creighton University School Of Medicine (2013).

NPPES Registry Identity

NPI1629411756

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. DUMINDA BERNARD SURAWEERACredential: M.D.

Location Address43944 15TH ST W STE 201Lancaster, CA 93534-5207

Mailing AddressPo Box 5688Lancaster, CA 93539-5688 · (661) 529-7550 · Fax (661) 529-7560

Phone(661) 529-7550

Fax(661) 529-7560

Sole ProprietorYes

Medical School CMSCreighton University School Of MedicineGraduated 2013

Enumeration DateApril 8, 2013

Last NPPES UpdateApril 17, 2024

NPPES CertifiedApril 17, 2024

✔ NPI 1629411756 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 CA · A133348

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.

43944 15TH ST W STE 201, Lancaster, CA 93534

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Secondary Practice Location 1

Location 114445 Olive View DrSylmar, CA 91342-1437 · Phone (818) 364-1555

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Duminda Bernard Suraweera 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 ID8921307885

PECOS Enrollment IDI20160427000513

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.

Medicare Billing Reassignments

Medicare enrollment records show Duminda Suraweera reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

County Of Los Angeles

1.9 mi

Clinic/Center

335B EAST AVENUE K-6
Lancaster, CA 93535

Reassigned Medicare billing, California enrollment
1,939 clinicians in this Medicare group

NPI 1619989589 (661) 945-4511

Gastro Care Institute

2.2 mi

Gastroenterology

1331 W AVENUE J STE 202
Lancaster, CA 93534

Reassigned Medicare billing, California enrollment
16 clinicians in this Medicare group

NPI 1326514746 (661) 529-7550

First Choice Physician Partners

56 mi

Family Medicine

2874 E IMPERIAL HWY
Brea, CA 92821

Reassigned Medicare billing, California enrollment
488 clinicians in this Medicare group

NPI 1417297847 (714) 996-2390

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 16

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.

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.

257 services164 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.

234 services148 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.

211 services202 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.

123 services111 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.

91 services90 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.

80 services57 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.

75 services74 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.

62 services62 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

54 services54 patients

Insertion of stomach tube using a flexible endoscope 43246

This procedure involves the use of a flexible endoscope, a thin tube with a light and camera, to insert a stomach tube. It helps doctors view and access your stomach without surgery. It's typically performed under sedation to ensure comfort.

22 services22 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.

22 services22 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.

21 services21 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.

19 services19 patients

Removal of tissue lining of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43254

This procedure involves the use of a flexible tube with a light and camera, called an endoscope, to remove tissue from your esophagus, stomach, or upper small bowel. It's typically done to diagnose or treat certain conditions, and is a safe, minimally invasive option.

13 services13 patients

Measurement of liver stiffness 91200

Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.

11 services11 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.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93534 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

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Other Providers at the Same Location NPPES

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

NUEHEE INC.

Preventive Medicine (Clinical Informatics)

43944 15TH ST W STE 201
LANCASTER, CA 93534

Los Angeles County (314) 757-4052

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 Duminda Suraweera's NPI number?

The NPI number for Duminda Suraweera is 1629411756. It was assigned to this individual provider in the NPPES registry on April 8, 2013.

Where is Duminda Suraweera located?

Duminda Suraweera practices at 43944 15th St W Ste 201, Lancaster, CA 93534. The listed phone number is (661) 529-7550.

What is Duminda Suraweera's specialty?

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

Is Duminda Suraweera enrolled in Medicare?

Yes. Duminda Suraweera 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.

Which organizations bill Medicare for Duminda Suraweera's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Duminda Suraweera reassigns Medicare benefits to 3 organizations: County Of Los Angeles (Lancaster, CA), Gastro Care Institute (Lancaster, CA) and First Choice Physician Partners (Brea, CA). Each 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 Duminda Suraweera's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Duminda Suraweera was last updated on April 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.