CHARLES G. PHAN, M.D. GASTROINTESTINAL & LIVER DISEASE CONSULTANTS,
NPI 1912189796
Internal Medicine - Gastroenterology in Sugar Land, TX

NPI Status: Active since December 03, 2007

Contact Information

16659 SOUTHWEST FREEWAY
SUITE #175
SUGAR LAND, TX
ZIP 77479
Phone: (281) 277-2213
Fax: (281) 277-0192

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  • Organization
  • Internal Medicine
  • Gastroenterology

About CHARLES G. PHAN, M.D. GASTROINTESTINAL & LIVER DISEASE CONSULTANTS,

This page provides the complete NPI Profile along with additional information for Charles G. Phan, M.d. Gastrointestinal & Liver Disease Consultants,, an internist established in Sugar Land, Texas operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1912189796 assigned on December 2007. The practitioner's primary taxonomy code is 207RG0100X with license number L6141 (TX). The provider is registered as an organization and their NPI record was last updated 11 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Mrs. Trinh Ngocmy Nguyen (Office Manager)

NPI
1912189796
Provider Name
CHARLES G. PHAN, M.D. GASTROINTESTINAL & LIVER DISEASE CONSULTANTS,
Entity Type
Organization
Location Address
16659 SOUTHWEST FREEWAY SUITE #175 SUGAR LAND, TX 77479
Location Phone
(281) 277-2213
Location Fax
(281) 277-0192
Mailing Address
16659 SOUTHWEST FREEWAY SUITE #175 SUGAR LAND, TX 77479
Mailing Phone
(281) 277-2213
Mailing Fax
(281) 277-0192
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-03-2007
Last Update Date
08-10-2015
Code Navigator

An internist like Charles G. Phan, M.d. Gastrointestinal & Liver Disease Consultants, 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.
L6141
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.

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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MRS. TRINH NGOCMY NGUYEN

Authorized Official Title
OFFICE MANAGER
Authorized Official Phone
(281) 277-2213

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
0080JVOTHER (01)TXBLUE CROSS BLUESHIELD
G70891MEDICARE UPIN (02) 
424077MEDICARE PIN (08)TX 
159789001MEDICAID (05)TX 

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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 1912189796, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 2 + 2 + 2 + 8 + 1 + 8 + 7 + 1 + 8 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1912189796.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Internal Medicine (Medical Oncology)
16659 SOUTHWEST FREEWAY, SUITE # 205
SUGAR LAND, TX 77479
Internal Medicine (Medical Oncology)
16659 SOUTHWEST FREEWAY, SUITE 205
SUGAR LAND, TX 77479
Internal Medicine (Infectious Disease)
16659 SOUTHWEST FREEWAY, MOB 2, SUITE 371
SUGAR LAND, TX 77479
Neurological Surgery
16659 SOUTHWEST FREEWAY, MOB 1, SUITE 440
SUGAR LAND, TX 77479

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912189796, enumerated as an "organization" on December 03, 2007.

The provider is located at 16659 SOUTHWEST FREEWAY SUITE #175 SUGAR LAND, TX 77479 and the phone number is (281) 277-2213.

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

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