Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. HOUSEIN M WAZAZ M.D.
NPI 1629077714
Internal Medicine - Gastroenterology in Meriden, CT

Q: What is Housein Wazaz's NPI number?

The NPI number for Housein Wazaz is 1629077714. It was assigned to this individual provider in the NPPES registry on July 20, 2005.

Q: What is Housein Wazaz'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 Housein Wazaz was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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 July 20, 2005PECOS Enrolled

67.37/100

CMS Quality Rating

455 LEWIS AVE, SUITE 105, MERIDEN, CT 06451(203) 237-2477(203) 238-1839 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Housein M Wazaz M.d. NPPES

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

DR. HOUSEIN M WAZAZ M.D. (NPI 1629077714) is an individual gastroenterology provider in Meriden, Connecticut, licensed in Connecticut (038168) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1993).

NPPES Registry Identity

NPI1629077714

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. HOUSEIN M WAZAZCredential: M.D.

Location Address455 LEWIS AVE, SUITE 105Meriden, CT 06451-2121

Mailing Address455 Lewis Ave, Suite 105Meriden, CT 06451-2121 · (203) 237-2477 · Fax (203) 238-1839

Phone(203) 237-2477

Fax(203) 238-1839

Sole ProprietorNo

Medical School CMSOtherGraduated 1993

Enumeration DateJuly 20, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1629077714 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 CT · 038168

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.

455 LEWIS AVE, Meriden, CT 06451

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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. Housein M Wazaz 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 ID2466345475

PECOS Enrollment IDI20040204000434

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 20

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.

1,102 services440 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

1,064 services227 patients

Special stained specimen slides to examine tissue including interpretation and report 88313

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

586 services152 patients

Special stained specimen slides to identify organisms including interpretation and report 88312

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

361 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.

177 services161 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.

165 services165 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.

134 services132 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.

59 services50 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.

54 services31 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.

50 services49 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.

45 services31 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.

39 services38 patients

Removal of external hemorrhoids by rubber banding 46221

Rubber band ligation is a procedure used to treat external hemorrhoids. A doctor places small rubber bands around the base of the hemorrhoids. This cuts off blood supply, causing them to shrink and fall off, typically within a week.

31 services11 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.

26 services24 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.

26 services23 patients

Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 43264

This procedure, called an endoscopic retrograde cholangiopancreatography (ERCP), involves using a flexible tube with a camera (endoscope) to locate and remove stones or debris from your bile or pancreatic duct. It's a non-surgical method to clear the ducts, enhancing your digestive health.

20 services14 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.

16 services16 patients

Insertion of stent into pancreatic or bile duct using a flexible endoscope 43274

This procedure involves the placement of a tiny tube, known as a stent, into your pancreatic or bile duct. A flexible endoscope, a long, thin instrument with a light and camera, is used. It aids in relieving blockages and improving flow in these ducts.

15 services14 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.

15 services13 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06451 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

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

Established Patient

$106.68 typical visit price

range $19.76 – $149.26

Typical copayment $26.67 (range $4.94 – $37.31)

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.

67.37/100

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

Scored as part of a group practice

Quality

100

Promoting Interoperability

Improvement Activities

Cost

57.91

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.

KEVIN JO M.D.

Internal Medicine (Gastroenterology)

455 LEWIS AVE, SUITE 106
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 886-0036

CONNECTICUT SURGICAL GROUP, PC

Urology

455 LEWIS AVE, SUITE 210
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-1241

JAMES JOSEPH GALLAGHER III M.D.

Surgery (Vascular Surgery)

455 LEWIS AVE, SUITE 203
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 634-1900

DR. AURANGZEB A ALI M.D.

Surgery

455 LEWIS AVE, SUITE 216
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 634-0134

LOUIS MEYER MD

Surgery

455 LEWIS AVE
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-2691

GARY MARK COHEN M.D.

Internal Medicine (Gastroenterology)

455 LEWIS AVE, SUITE 106
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 886-0036

MEDICAL ONCOLOGY & HEMATOLOGY PC

Clinical Medical Laboratory

455 LEWIS AVE
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-7747

SUSAN ALSAMARAI MD

Internal Medicine (Hematology & Oncology)

455 LEWIS AVE, MIDSTATE MEDICAL GROUP, PC
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-7747

UROLOGICAL ASSOCIATES OF CENTRAL CT

Urology

455 LEWIS AVE, SUITE 210
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-1241

AZIZ BENBRAHIM MD

Surgery

455 LEWIS AVE
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-2691

ROBERT F MORRISON M.D.

Urology

455 LEWIS AVE, STE 210
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-1241

LAURA M WELSH P.T.

Physical Therapist

455 LEWIS AVE, SUITE 101
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 935-0463

KATHRYN E JACK APRN

Nurse Practitioner (Adult Health)

455 LEWIS AVE, SUITE 106
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 886-0036

DR. CHARLES C.S. KIM M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)

455 LEWIS AVE, SUITE 212
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 237-8855

MADHAVI BHOOMAGOUD MD

Internal Medicine (Gastroenterology)

455 LEWIS AVE, SUITE 105
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 237-2477

HARTFORD CLINICAL ASSOCIATES, PC

Durable Medical Equipment & Medical Supplies

455 LEWIS AVE, SUITE 210
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-1241

DR. JONATHAN E HASSON M.D., P.A.

Surgery (Vascular Surgery)

455 LEWIS AVE, SUITE 203
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 634-1900

DOUGLAS T MILLER M.D.

Internal Medicine (Gastroenterology)

455 LEWIS AVE, SUITE 106
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 886-0036

HARTFORD HEALTHCARE MEDICAL GROUP, INC

Durable Medical Equipment & Medical Supplies

455 LEWIS AVE, STE. 210
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-1241

GARY F TANSINO MD

Internal Medicine (Hematology & Oncology)

455 LEWIS AVE, SUITE 102
MERIDEN, CT 06451

South Central Connecticut Planning Region (203) 238-7747

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 Housein Wazaz's NPI number?

The NPI number for Housein Wazaz is 1629077714. It was assigned to this individual provider in the NPPES registry on July 20, 2005.

Where is Housein Wazaz located?

Housein Wazaz practices at 455 Lewis Ave Suite 105, Meriden, CT 06451. The listed phone number is (203) 237-2477.

What is Housein Wazaz's specialty?

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

Is Housein Wazaz enrolled in Medicare?

Yes. Housein Wazaz 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 Housein Wazaz was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.