THAMER KASSIM M.D
NPI 1518410091
Internal Medicine - Gastroenterology in Omaha, NE

Q: What is Thamer Kassim's NPI number?

The NPI number for Thamer Kassim is 1518410091. It was assigned to this individual provider in the NPPES registry on August 1, 2016.

Q: What is Thamer Kassim'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 Thamer Kassim was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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 01, 2016PECOS EnrolledAccepts Medicare Assignment

601 N 30TH ST DEPT OF, OMAHA, NE 68131(402) 717-0800 Get Directions Write a Review

NPPES record last updated: February 4, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Feb 4, 2026, Dec 12, 2025, Nov 17, 2025 and 4 more (7 updates tracked since 2020).

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About Thamer Kassim M.d NPPES

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

THAMER KASSIM M.D (NPI 1518410091) is an individual gastroenterology provider in Omaha, Nebraska, licensed in Nebraska (31802) and active in the NPI registry since August 2016. He is enrolled in Medicare PECOS, is affiliated with Stormont Vail Hospital, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1518410091

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameTHAMER KASSIMCredential: M.D

Location Address601 N 30TH ST DEPT OFOmaha, NE 68131-2128

Mailing Address7500 Mercy RdOmaha, NE 68124-2319 · (855) 524-4001

Phone(402) 717-0800

Sole ProprietorNo

Medical School CMSOtherGraduated 2012

Enumeration DateAugust 1, 2016

Last NPPES UpdateFebruary 4, 20267 updates tracked since enumeration

NPPES CertifiedFebruary 4, 2026

✔ NPI 1518410091 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in NE · 31802✔ Licensed in KS · 04-52148✔ Licensed in MO · 2023021293

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 MD45497 (IA)

601 N 30TH ST DEPT OF, Omaha, NE 68131

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.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

Thamer Kassim 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 ID1759647563

PECOS Enrollment IDI20230923000260, I20251224001047

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 14

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.

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.

281 services267 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.

234 services155 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.

180 services172 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.

115 services114 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.

97 services68 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.

62 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.

53 services53 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.

46 services45 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.

37 services29 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.

28 services28 patients

Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43255

This procedure involves using a flexible tube with a light, called an endoscope, to examine and treat bleeding in the esophagus, stomach, or upper small bowel. It's a safe, effective way to control bleeding and ensure your digestive health.

24 services24 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.

24 services24 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.

23 services20 patients

Removal of large bowel tissue using a flexible endoscope 45390

This procedure, known as a colonoscopy, involves using a flexible endoscope to examine and potentially remove tissue from the large intestine. The endoscope allows the doctor to view the bowel lining directly and remove any abnormal tissue for further analysis.

12 services12 patients

Hospital Affiliations CMS Care Compare 4

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

Stormont Vail Hospital

Acute Care Hospitals · Topeka, KS

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number170086

Location1500 SW 10th AvenueTopeka, KS 66604 · Shawnee County

Emergency services Birthing friendly

Mosaic Life Care At St Joseph

Acute Care Hospitals · Saint Joseph, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260006

Location5325 Faraon StreetSaint Joseph, MO 64506 · Buchanan County

Emergency services Birthing friendly

North Kansas City Hospital

Acute Care Hospitals · North Kansas City, MO

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number260096

Location2800 Clay Edwards DriveNorth Kansas City, MO 64116 · Clay County

Emergency services Birthing friendly

Saint Francis Medical Center

Acute Care Hospitals · Cape Girardeau, MO

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260183

Location211 St Francis DrCape Girardeau, MO 63703 · Cape Girardeau County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 68131 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

$121.35 typical visit price

range $52.69 – $160.21

Typical copayment $30.33 (range $13.17 – $40.05)

Most-billed visit code 99204

Established Patient

$93.55 typical visit price

range $16.90 – $131.25

Typical copayment $23.38 (range $4.22 – $32.81)

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

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

OSAMA ELSALLABI M.D.

Internal Medicine

601 N 30TH ST DEPT OF
OMAHA, NE 68131

Douglas County (402) 280-4180

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 Thamer Kassim's NPI number?

The NPI number for Thamer Kassim is 1518410091. It was assigned to this individual provider in the NPPES registry on August 1, 2016.

Where is Thamer Kassim located?

Thamer Kassim practices at 601 N 30th St Dept Of, Omaha, NE 68131. The listed phone number is (402) 717-0800.

What is Thamer Kassim's specialty?

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

Is Thamer Kassim enrolled in Medicare?

Yes. Thamer Kassim 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 Thamer Kassim accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 9 other insurers list Thamer Kassim 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 Thamer Kassim affiliated with any hospitals?

According to CMS data, Thamer Kassim is affiliated with Stormont Vail Hospital, Mosaic Life Care At St Joseph, North Kansas City Hospital and Saint Francis Medical Center.

When was this NPI record last updated?

The NPPES record for Thamer Kassim was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.