MRS. GRACE BLOSSOM CHACKO NP
NPI 1083550834
Internal Medicine - Gastroenterology in Katy, TX

NPI Status: Active since April 24, 2026

Contact Information

23920 KATY FWY STE 510
KATY, TX
ZIP 77494
Phone: (832) 605-7123

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  • Individual
  • Female
  • Internal Medicine
  • Gastroenterology

About GRACE CHACKO

This page provides the complete NPI Profile along with additional information for Grace Chacko, an internist established in Katy, Texas with a medical specialization in Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1083550834 assigned on April 2026. The practitioner's primary taxonomy code is 207RG0100X with license number 1193364 (TX). The provider is registered as an individual and her NPI record was last updated April 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1083550834
Provider Name
MRS. GRACE BLOSSOM CHACKO NP
Gender
Female
Entity Type
Individual
Location Address
23920 KATY FWY STE 510 KATY, TX 77494
Location Phone
(832) 605-7123
Mailing Address
10425 HUFFMEISTER RD STE 280 HOUSTON, TX 77065
Mailing Phone
(832) 605-7123
Is Sole Proprietor?
Yes
Enumeration Date
04-24-2026
Last Update Date
04-24-2026
Code Navigator

An internist like Grace Chacko 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

Secondary Locations

  • 10425 Huffmeister Rd Ste 280
    Houston, TX 77065
    (832) 605-7123

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.
1193364
License State
TX
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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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 1083550834, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
3
Doubled → 6
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 8 → 16 → 7 5 → 10 → 1 0 → 0 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 1 + 0 + 5 + 0 + 8 + 6 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1083550834.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083550834, enumerated as an "individual" on April 24, 2026.

The provider is located at 23920 KATY FWY STE 510 KATY, TX 77494 and the phone number is (832) 605-7123.

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