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

PROF. TAREK I. HASSANEIN M.D.
NPI 1801854450
Internal Medicine - Hepatology in Coronado, CA

Q: What is Tarek Hassanein's NPI number?

The NPI number for Tarek Hassanein is 1801854450. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Q: What is Tarek Hassanein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hepatology, with taxonomy code 207RI0008X.

Q: When was this NPI record last updated?

The NPPES record for Tarek Hassanein was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 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 May 03, 2006PECOS EnrolledAccepts Medicare Assignment

131 ORANGE AVE STE 101, CORONADO, CA 92118(619) 522-0399(619) 522-0375 Get Directions Write a Review

NPPES record last updated: September 8, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 8, 2026, Sep 3, 2026, May 3, 2018 and 1 more (4 updates tracked since 2017).

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About Prof. Tarek I. Hassanein M.d. NPPES

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

PROF. TAREK I. HASSANEIN M.D. (NPI 1801854450) is an individual hepatology provider in Coronado, California, licensed in California (A54452) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1976).

NPPES Registry Identity

NPI1801854450

Entity TypeIndividualMale

Primary Taxonomy207RI0008X

Provider Legal NamePROF. TAREK I. HASSANEINCredential: M.D.

Location Address131 ORANGE AVE STE 101Coronado, CA 92118-1408

Mailing AddressPo Box 181770Coronado, CA 92178-1770 · (619) 522-0399

Phone(619) 522-0399

Fax(619) 522-0375

Sole ProprietorYes

Medical School CMSOtherGraduated 1976

Enumeration DateMay 3, 2006

Last NPPES UpdateSeptember 8, 20264 updates tracked since enumeration

NPPES CertifiedSeptember 8, 2026

✔ NPI 1801854450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · HepatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RI0008X

License✔ Licensed in CA · A54452

Definition

The discipline of Hepatology encompasses the structure, function, and diseases of the liver and biliary tract. The American Board of Internal Medicine considers Hepatology part of the subspecialty of gastroenterology. Physicians who identify themselves as Hepatologists usually, but not always, have been trained in gastrointestinal programs.

Also ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X · License A54452 (CA)

131 ORANGE AVE STE 101, Coronado, CA 92118

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Other Identifiers 1

Medicaid00A544520CA

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

Prof. Tarek I. Hassanein 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 ID6608837133

PECOS Enrollment IDI20041020000350

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 Tarek Hassanein reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Southern California Liver Centers Inc

Same address

Hepatology

131 ORANGE AVE STE 101
Coronado, CA 92118

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

NPI 1871633099 (619) 522-0399

Gateway Comprehensive Medical Group

3.5 mi

General Practice

995 GATEWAY CENTER WAY, SUITE 105
San Diego, CA 92102

Reassigned Medicare billing, California enrollment

NPI 1831490184 (619) 264-1934

Scripps Health

3.6 mi

Family Medicine

501 WASHINGTON ST, SUITE 525/600
San Diego, CA 92103

Reassigned Medicare billing, California enrollment
1,598 clinicians in this Medicare group

NPI 1881636108 (619) 278-3301

Operation Samahan, Inc.

5.3 mi

Federally Qualified Health Center (FQHC)

2743 HIGHLAND AVE.
National City, CA 91950

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

NPI 1801907449 (844) 200-2426

Emergency And Acute Care Medical Corporation

7.1 mi

Emergency Medicine

7901 FROST ST
San Diego, CA 92123

Reassigned Medicare billing, California enrollment
1,437 clinicians in this Medicare group

NPI 1437103942 (858) 939-3400

Eastlake Urgent Care LLC

13 mi

Urgent Care

2436 FENTON ST BLDG 6
Chula Vista, CA 91914

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

NPI 1760294185 (619) 581-0509

Innovative Medical Solutions Inc A Medical Group

129 mi

Adolescent Medicine

14860 ROSCOE BLVD STE 200
Panorama City, CA 91402

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

NPI 1972624955 (310) 553-5203

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 13

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.

1,342 services618 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.

227 services183 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.

160 services160 patients

Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500

Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.

138 services130 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.

71 services69 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

69 services64 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.

55 services51 patients

Ultrasound scan of organ tissue for measuring elasticity 76981

An ultrasound scan of organ tissue measures elasticity, or flexibility. This non-invasive procedure uses sound waves to create images of the inside of your body. It helps in assessing the health of various organs by detecting changes in their stiffness or softness.

46 services46 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.

43 services43 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.

36 services36 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.

17 services16 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.

14 services14 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.

12 services12 patients

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tacrolimus, immediate release, oral, 1 mg J7507

Treatment-Treatment - Miscellaneous · category RX029N

15 suppliers109 claims4,860 services$0.30 avg. paid by Medicare

Mycophenolate mofetil, oral, 250 mg J7517

Treatment-Treatment - Miscellaneous · category RX029N

3 suppliers31 claims2,580 services$0.18 avg. paid by Medicare

Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511

Treatment-Chemotherapy · category RH012N

14 suppliers97 claims97 services$17.91 avg. paid by Medicare

Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512

Treatment-Chemotherapy · category RH012N

11 suppliers47 claims49 services$11.35 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

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

DR. ERIC SZU

Internal Medicine (Gastroenterology)

131 ORANGE AVE STE 101
CORONADO, CA 92118

San Diego County (619) 522-0399

SOUTHERN CALIFORNIA LIVER CENTERS INC

Internal Medicine (Hepatology)

131 ORANGE AVE STE 101
CORONADO, CA 92118

San Diego County (619) 522-0399

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 Tarek Hassanein's NPI number?

The NPI number for Tarek Hassanein is 1801854450. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Tarek Hassanein located?

Tarek Hassanein practices at 131 Orange Ave Ste 101, Coronado, CA 92118. The listed phone number is (619) 522-0399.

What is Tarek Hassanein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hepatology, with taxonomy code 207RI0008X.

Is Tarek Hassanein enrolled in Medicare?

Yes. Tarek Hassanein 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 Tarek Hassanein's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tarek Hassanein reassigns Medicare benefits to 7 organizations: Southern California Liver Centers Inc (Coronado, CA), Gateway Comprehensive Medical Group (San Diego, CA), Scripps Health (San Diego, CA), Operation Samahan, Inc. (National City, CA), Emergency And Acute Care Medical Corporation (San Diego, CA) and 2 more organizations, listed in the Medicare section above. 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 Tarek Hassanein'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 Tarek Hassanein was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 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.