RANDALL WILLIAM LENGELING M.D.
NPI 1912976861
Internal Medicine - Gastroenterology in Dubuque, IA
NPI Status: Active since March 14, 2006
Contact Information
1515 DELHI ST
STE 100
DUBUQUE, IA
ZIP 52001
Phone: (563) 557-9111
Fax: (563) 589-4046
- Individual
- Male
- Internal Medicine
- Gastroenterology
About RANDALL LENGELING
This page provides the complete NPI Profile along with additional information for Randall Lengeling, an internist established in Dubuque, Iowa with a medical specialization in Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1912976861 assigned on March 2006. The practitioner's primary taxonomy code is 207RG0100X with license number 21418 (IA). The provider is registered as an individual and his NPI record was last updated 5 years ago.
- NPI
- 1912976861
- Provider Name
- RANDALL WILLIAM LENGELING M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1515 DELHI ST STE 100 DUBUQUE, IA 52001
- Location Phone
- (563) 557-9111
- Location Fax
- (563) 589-4046
- Mailing Address
- 1515 DELHI ST STE 100 DUBUQUE, IA 52001
- Mailing Phone
- (563) 557-9111
- Mailing Fax
- (563) 589-4046
- Is Sole Proprietor?
- No
- Enumeration Date
- 03-14-2006
- Last Update Date
- 04-06-2021
- Code Navigator
An internist like Randall Lengeling 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.
Location Map
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.
- 21418
- License State
- IA
- 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.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 0180377089 | MEDICAID (05) | IL | |
| 0183657 | MEDICAID (05) | IA | |
| 30413500 | MEDICAID (05) | WI |
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.
Amylase (enzyme) level
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
Biopsy of large bowel using a flexible endoscope
Blood count, hemoglobin
Blood creatinine level
Blood test, basic group of blood chemicals (calcium, total)
Blood test, thyroid stimulating hormone (tsh)
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
Diagnostic exam of large bowel using a flexible endoscope
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Ferritin (blood protein) level
Follow-up hospital inpatient care per day, typically 25 minutes
Initial hospital inpatient care per day, typically 50 minutes
Insertion of needle into vein for collection of blood sample
Lipase (fat enzyme) level
Liver function blood test panel
Measurement c-reactive protein for detection of infection or inflammation
Measurement of hydrogen in breath to test for stomach and bowel symptoms
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
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
Red blood cell sedimentation rate, to detect inflammation, automated
Removal of polyps or growths of large bowel using an endoscope with mechanical snare
Stool analysis for blood, by fecal hemoglobin determination by immunoassay
Amylase is an enzyme that helps break down starches into sugars during digestion. An amylase level test measures the amount of this enzyme in your blood or urine. This test helps identify conditions like pancreatitis or other digestive issues.
This service was performed 14 times for 13 patientsThis 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 47 times for 46 patientsA 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 79 times for 79 patientsA blood count, specifically hemoglobin, is a standard test that measures the amount of hemoglobin in your blood. Hemoglobin is a protein in red blood cells that carries oxygen throughout your body. This test helps assess your overall health and detect a variety of disorders such as anemia or polycythemia.
This service was performed 18 times for 12 patientsA 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 13 times for 12 patientsA basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.
This service was performed 18 times for 18 patientsA TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
This service was performed 11 times for 11 patientsColorectal 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.
This service was performed 13 times for 13 patientsA 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 58 times for 51 patientsThis 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 13 times for 13 patientsThis 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 255 times for 236 patientsThis 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.
This service was performed 43 times for 40 patientsA Ferritin level test measures the amount of ferritin, a protein that stores iron, in your blood. It helps determine how much iron your body is storing. If levels are low, it may indicate iron deficiency, while high levels could signify conditions like iron overload.
This service was performed 30 times for 18 patientsFollow-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 41 times for 19 patientsInitial 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 21 times for 19 patientsThis 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 138 times for 98 patientsA Lipase Level test measures the amount of lipase in your blood. Lipase is an enzyme that helps your body digest fats. High or low levels can indicate problems with your pancreas, such as pancreatitis or other conditions. This test helps your doctor diagnose and monitor these conditions.
This service was performed 16 times for 15 patientsA 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 36 times for 29 patientsC-reactive protein (CRP) test is a blood test that checks for signs of inflammation or infection in the body. High levels of CRP often suggest that there's inflammation or a bacterial infection. This test helps in monitoring and managing conditions like arthritis and heart disease.
This service was performed 44 times for 39 patientsThis test involves breathing into a bag to measure hydrogen levels in your breath. High levels can indicate issues with food digestion or absorption in your stomach or intestines. It's non-invasive, painless, and helps diagnose certain gastrointestinal conditions.
This service was performed 15 times for 12 patientsModerate 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.
This service was performed 203 times for 197 patientsThis 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 13 times for 13 patientsThis 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.
This service was performed 52 times for 52 patientsThe Red Blood Cell Sedimentation Rate is a test that helps detect inflammation in the body. It's automated, meaning a machine does the work. This test measures how fast red blood cells settle at the bottom of a tube in an hour. A faster rate may indicate inflammation.
This service was performed 49 times for 44 patientsThis 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 88 times for 87 patientsA stool analysis for blood, or fecal hemoglobin determination by immunoassay, is a test that checks for hidden blood in your stool. This test helps identify potential issues in your digestive system. It involves collecting a small stool sample which is then analyzed in a lab for the presence of blood.
This service was performed 51 times for 46 patientsReviews for RANDALL WILLIAM LENGELING M.D.
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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 1912976861, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 69 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
DUBUQUE, IA 52001
DUBUQUE, IA 52001
DUBUQUE, IA 52001
DUBUQUE, IA 52001
DUBUQUE, IA 52001
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1912976861, enumerated as an "individual" on March 14, 2006.
The provider is located at 1515 DELHI ST STE 100 DUBUQUE, IA 52001 and the phone number is (563) 557-9111.
Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.