KASHYAP N KATWALA MD
NPI 1194791194
Internal Medicine - Gastroenterology in Naperville, IL

NPI Status: Active since February 28, 2006

Contact Information

100 SPALDING DR
STE 208
NAPERVILLE, IL
ZIP 60540
Phone: (630) 717-2600

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  • Individual
  • Male
  • Years of Experience 28
  • Internal Medicine
  • Gastroenterology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About KASHYAP KATWALA

This page provides the complete NPI Profile along with additional information for Kashyap Katwala, an internist established in Naperville, Illinois with a medical specialization in Internal Medicine, focusing in gastroenterology and more than 28 years of experience. He graduated from State University Of New York At Stony Brook, School Of Medicine in 1998. The healthcare provider is registered in the NPI registry with number 1194791194 assigned on February 2006. The practitioner's primary taxonomy code is 207RG0100X with license number 036108869 (IL). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1194791194
Provider Name
KASHYAP N KATWALA MD
Gender
Male
Entity Type
Individual
Location Address
100 SPALDING DR STE 208 NAPERVILLE, IL 60540
Location Phone
(630) 717-2600
Mailing Address
PO BOX 713260 CHICAGO, IL 60677
Mailing Phone
(630) 469-9200
Medical School Name
STATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE
Graduation Year
1998
Is Sole Proprietor?
No
Enumeration Date
02-28-2006
Last Update Date
08-09-2023
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An internist like Kashyap Katwala is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
License No.
036108869
License State
IL
Taxonomy Description
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.

Medicare Participation & PECOS Enrollment Status

Kashyap Katwala is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Kashyap Katwala is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 7911977830

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20110307001030

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Analysis of substance using immunoassay technique, multiple step method

This procedure involves the use of an immunoassay, a highly sensitive technique, to detect and measure substances in your body. It involves multiple steps and is commonly used in diagnosing and monitoring various health conditions.

This service was performed 60 times for 15 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm

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.

This service was performed 15 times for 14 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope

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.

This service was performed 70 times for 67 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope

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.

This service was performed 16 times for 16 patients

Biopsy of large bowel using a flexible endoscope

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.

This service was performed 50 times for 50 patients

Biopsy of large bowel using a flexible endoscope

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.

This service was performed 16 times for 16 patients

Blood creatinine level

A blood creatinine level test measures the amount of creatinine in your blood. Creatinine is a waste product that your body produces when it uses energy. High levels may indicate that your kidneys aren't working properly. This test is often used to monitor kidney health.

This service was performed 18 times for 18 patients

Blood test, comprehensive group of blood chemicals

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

This service was performed 12 times for 12 patients

Colonoscopy

A colonoscopy is a medical procedure that allows your doctor to examine your colon (the large intestine). It utilizes a thin, flexible tube with a tiny camera on the end, which is inserted through the rectum. This procedure can help identify issues such as polyps, inflammation, or early signs of cancer. It's usually recommended for people over 50 or those with specific risk factors.

This service was performed for 223 patients

Colorectal cancer screening; colonoscopy on individual at high risk

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.

This service was performed 17 times for 17 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

This service was performed 22 times for 21 patients

Detection test by nucleic acid for clostridium difficile, amplified probe technique

A detection test by nucleic acid for Clostridium difficile using an amplified probe technique is a lab test that identifies the presence of the Clostridium difficile bacteria in your body. It uses a small sample, often stool, and a technique that amplifies the bacteria's genetic material to confirm its presence.

This service was performed 28 times for 13 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope

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.

This service was performed 32 times for 31 patients

Diagnostic exam of large bowel using a flexible endoscope

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.

This service was performed 16 times for 16 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 216 times for 178 patients

Follow-up hospital inpatient care per day, typically 25 minutes

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.

This service was performed 48 times for 28 patients

Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, cdc or non-cdc, making use of high throughput technologies, completed within

This is a test to detect the COVID-19 virus. It uses a technique that amplifies the virus's genetic material (DNA or RNA) for detection. High throughput technologies are used for rapid and large-scale testing. The procedure is completed within a set time frame.

This service was performed 36 times for 35 patients

Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, making use of high throughput technologies as described by cms-2020-01-r

This is a test for COVID-19. It uses high-tech methods to find the virus's genetic material in your body. The amplified probe technique helps detect the virus even in small amounts. This is crucial for early detection and effective treatment.

This service was performed 39 times for 38 patients

Initial hospital inpatient care per day, typically 50 minutes

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.

This service was performed 39 times for 38 patients

Insertion of needle into vein for collection of blood sample

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

This service was performed 77 times for 69 patients

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

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.

This service was performed 20 times for 16 patients

Liver function blood test panel

A liver function blood test panel helps check the health of your liver. It measures various proteins, liver enzymes, and bilirubin in your blood. If these levels are too high or too low, it could signal a liver problem. It's a simple, non-invasive test that involves drawing blood.

This service was performed 13 times for 12 patients

New patient office or other outpatient visit, 15-29 minutes

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

This service was performed 13 times for 13 patients

New patient office or other outpatient visit, 30-44 minutes

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.

This service was performed 85 times for 85 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

This service was performed 38 times for 37 patients

Removal of large bowel tissue using a flexible endoscope

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.

This service was performed 16 times for 16 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare

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.

This service was performed 59 times for 57 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare

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.

This service was performed 12 times for 12 patients

Study of esophageal sensation by balloon distension

This procedure involves inflating a small balloon in the esophagus, the tube connecting your mouth to your stomach. It helps doctors understand how your esophagus responds to pressure changes, aiding in the diagnosis of certain digestive disorders.

This service was performed 13 times for 13 patients

Telephone medical discussion with physician, 11-20 minutes

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

This service was performed 15 times for 15 patients

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope

This procedure involves a flexible tube with a camera, called an endoscope, inserted through your mouth to examine your esophagus, stomach, and upper small bowel. An ultrasound device on the endoscope helps get detailed images. It's safe and helps diagnose various conditions.

This service was performed 64 times for 61 patients

Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope

This procedure involves using an ultrasound to guide a needle to specific areas in the esophagus, stomach, or upper small bowel. A flexible endoscope is used to reach these areas. The needle collects a small sample for testing.

This service was performed 28 times for 27 patients

Upper gastrointestinal (GI) endoscopy for acid reflux

An upper GI endoscopy is a procedure to examine your esophagus and stomach using a thin, flexible tube called an endoscope. It helps diagnose conditions like acid reflux by identifying any inflammation or damage. It's generally safe, performed under sedation, and takes about 15-30 minutes.

This service was performed for 564 patients

Urea nitrogen level to assess kidney function, quantitative

The urea nitrogen level test is a routine blood test that checks the amount of urea nitrogen in your blood to evaluate how well your kidneys are working. If the levels are higher than normal, it may indicate that your kidneys are not functioning properly.

This service was performed 18 times for 18 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $34.35 for a new patient copayment and $26.26 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 60540 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $137.43
  • Minimum New Patient Price $59.81
  • Maximum New Patient Price $181.38
  • Average New Patient Copayment $34.35
  • Minimum New Patient Copayment $14.95
  • Maximum New Patient Copayment $45.34

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $105.07
  • Minimum Established Patient Price $19.15
  • Maximum Established Patient Price $147.12
  • Average Established Patient Copayment $26.26
  • Minimum Established Patient Copayment $4.78
  • Maximum Established Patient Copayment $36.78

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Kashyap Katwala is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
ELMHURST MEMORIAL HOSPITAL155 EAST BRUSH HILL ROAD
ELMHURST, IL 60126
(331) 221-0130Acute Care Hospitals
EDWARD HOSPITAL801 SOUTH WASHINGTON
NAPERVILLE, IL 60540
(630) 527-3000Acute Care Hospitals
NORTHWESTERN MEDICINE CENTRAL DUPAGE HOSPITAL25 NORTH WINFIELD ROAD
WINFIELD, IL 60190
(630) 682-1600Acute Care Hospitals

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1194791194, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
4
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 7 → 14 → 5 1 → 2 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 1 + 1 + 8 + 4 + 1 + 4 + 9 + 2 + 1 + 1 + 8 + 24 = 66

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1194791194.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Gastroenterology)
100 SPALDING DR, STE 208
NAPERVILLE, IL 60540
Internal Medicine (Gastroenterology)
100 SPALDING DR, STE 208
NAPERVILLE, IL 60540
Orthopaedic Surgery
100 SPALDING DR, 3RD FLOOR
NAPERVILLE, IL 60540
Obstetrics & Gynecology
100 SPALDING DR, SUITE 102
NAPERVILLE, IL 60540
Plastic Surgery
100 SPALDING DR, #204
NAPERVILLE, IL 60540
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
100 SPALDING DR, SUITE 108
NAPERVILLE, IL 60540
Pharmacist
100 SPALDING DR
NAPERVILLE, IL 60540
Internal Medicine (Cardiovascular Disease)
100 SPALDING DR, SUITE 212
NAPERVILLE, IL 60540
Pediatrics
100 SPALDING DR, SUITE 206
NAPERVILLE, IL 60540
Internal Medicine
100 SPALDING DR, 408
NAPERVILLE, IL 60540
Nurse Practitioner
100 SPALDING DR, STE 400
NAPERVILLE, IL 60540
Obstetrics & Gynecology
100 SPALDING DR, STE 406
NAPERVILLE, IL 60540
Internal Medicine (Pulmonary Disease)
100 SPALDING DR, SUITE 200
NAPERVILLE, IL 60540
Nurse Practitioner (Acute Care)
100 SPALDING DR, SUITE 200
NAPERVILLE, IL 60540
Obstetrics & Gynecology (Gynecology)
100 SPALDING DR
NAPERVILLE, IL 60540
Pediatrics
100 SPALDING DR, SUITE 206
NAPERVILLE, IL 60540
Nurse Practitioner (Adult Health)
100 SPALDING DR, SUITE # 110
NAPERVILLE, IL 60540
Nurse Practitioner (Family)
100 SPALDING DR
NAPERVILLE, IL 60540
Orthopaedic Surgery
100 SPALDING DR, 3RD FLOOR
NAPERVILLE, IL 60540
Internal Medicine (Cardiovascular Disease)
100 SPALDING DR, STE 400
NAPERVILLE, IL 60540

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194791194, enumerated as an "individual" on February 28, 2006.

The provider is located at 100 SPALDING DR STE 208 NAPERVILLE, IL 60540 and the phone number is (630) 717-2600.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

Kashyap Katwala is affiliated with: ELMHURST MEMORIAL HOSPITAL, EDWARD HOSPITAL and NORTHWESTERN MEDICINE CENTRAL DUPAGE HOSPITAL.