DAVID THOMAS HARRISON DO
NPI 1255396255
Colon & Rectal Surgery in Indianapolis, IN

NPI Status: Active since April 20, 2006

Contact Information

3660 GUION RD
STE 330
INDIANAPOLIS, IN
ZIP 46222
Phone: (317) 923-1033
Fax: (317) 927-7426

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  • Individual
  • Male
  • Colon & Rectal Surgery

About DAVID HARRISON

This page provides the complete NPI Profile along with additional information for David Harrison, a provider established in Indianapolis, Indiana with a medical specialization in Colon & Rectal Surgery. The healthcare provider is registered in the NPI registry with number 1255396255 assigned on April 2006. The practitioner's primary taxonomy code is 208C00000X with license number 02000816 (IN). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1255396255
Provider Name
DAVID THOMAS HARRISON DO
Gender
Male
Entity Type
Individual
Location Address
3660 GUION RD STE 330 INDIANAPOLIS, IN 46222
Location Phone
(317) 923-1033
Location Fax
(317) 927-7426
Mailing Address
8314 EAGLE CREST LN INDIANAPOLIS, IN 46234
Is Sole Proprietor?
No
Enumeration Date
04-20-2006
Last Update Date
02-07-2024
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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

Colon & Rectal Surgery

Taxonomy Code
208C00000X
Type
Allopathic & Osteopathic Physicians
License No.
02000816
License State
IN
Taxonomy Description
A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

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.

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
P01424321OTHER (01)INRAIL ROAD PTAN
100218030MEDICAID (05)IN 
000000727646OTHER (01)INBCBS
100218030AMEDICAID (05)IN 

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.

Diagnostic exam of posterior opening using an endoscope

This procedure involves using a thin, flexible instrument called an endoscope to examine the posterior opening area. It helps detect any abnormal conditions or issues. It's a safe, routine exam performed by a healthcare professional.

This service was performed 11 times for 11 patients

Established patient office or other outpatient visit, 10-19 minutes

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.

This service was performed 33 times for 23 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 52 times for 40 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 21 times for 21 patients

Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery

This procedure involves using a flexible tube with a camera, called an endoscope, to view the large intestine. If any abnormal growths or polyps are found, they are removed with an electrically-heated instrument. This is a common way to prevent bowel issues.

This service was performed 37 times for 37 patients

Reviews for DAVID THOMAS HARRISON DO

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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 1255396255, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
2
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
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 5 → 10 → 1 3 → 6 6 → 12 → 3 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 6 + 9 + 1 + 2 + 2 + 1 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1255396255.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Internal Medicine (Cardiovascular Disease)
3660 GUION RD, SUITE 210
INDIANAPOLIS, IN 46222
Radiology (Diagnostic Radiology)
3660 GUION RD, STE 101
INDIANAPOLIS, IN 46222
Orthopaedic Surgery (Sports Medicine)
3660 GUION RD, SUITE 230
INDIANAPOLIS, IN 46222
Specialist
3660 GUION RD
INDIANAPOLIS, IN 46222
Radiology (Diagnostic Radiology)
3660 GUION RD, STE 101
INDIANAPOLIS, IN 46222
Internal Medicine (Rheumatology)
3660 GUION RD, STE 224
INDIANAPOLIS, IN 46222
Radiology (Diagnostic Radiology)
3660 GUION RD
INDIANAPOLIS, IN 46222
Podiatrist
3660 GUION RD, SUITE 230B
INDIANAPOLIS, IN 46222
Orthopaedic Surgery
3660 GUION RD, SUITE 310
INDIANAPOLIS, IN 46222
Health Educator
3660 GUION RD
INDIANAPOLIS, IN 46222
Internal Medicine
3660 GUION RD, SUITE 310
INDIANAPOLIS, IN 46222
Internal Medicine
3660 GUION RD, SUITE 310
INDIANAPOLIS, IN 46222
Orthopaedic Surgery
3660 GUION RD, STE 310
INDIANAPOLIS, IN 46222
Nurse Practitioner (Family)
3660 GUION RD
INDIANAPOLIS, IN 46222
Occupational Therapist (Pediatrics)
3660 GUION RD
INDIANAPOLIS, IN 46222
Occupational Therapist
3660 GUION RD
INDIANAPOLIS, IN 46222

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255396255, enumerated as an "individual" on April 20, 2006.

The provider is located at 3660 GUION RD STE 330 INDIANAPOLIS, IN 46222 and the phone number is (317) 923-1033.

Colon & Rectal Surgery with taxonomy code 208C00000X.

The provider might be accepting Accepts: Medicare, Medicaid and Blue Cross Blue Shield. Please consult your insurance carrier or call the provider to verify.