DR. GREGORY WILLIAM OLSON DDS, MS
NPI 1639186281
Dentist - Pediatric Dentistry in Houston, TX

NPI Status: Active since August 02, 2006

Contact Information

7500 CAMBRIDGE ST STE 3410
HOUSTON, TX
ZIP 77054
Phone: (713) 500-8222

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
Insurance Plans Accepted
Secondary Locations
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Dentist
Pediatric Dentistry
Accepts Insurance

About GREGORY OLSON

This page provides the complete NPI Profile along with additional information for Gregory Olson, a provider established in Houston, Texas with a medical specialization in Dentist, focusing in pediatric dentistry . The healthcare provider is registered in the NPI registry with number 1639186281 assigned on August 2006. The practitioner's primary taxonomy code is 1223P0221X with license number 34762 (TX). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI: 1639186281
Provider Name: DR. GREGORY WILLIAM OLSON DDS, MS
Gender: Male
Entity Type: Individual
Location Address: 7500 CAMBRIDGE ST STE 3410 HOUSTON, TX 77054
Location Phone: (713) 500-8222
Mailing Address: 7500 CAMBRIDGE ST STE 3410 HOUSTON, TX 77054
Is Sole Proprietor?: No
Enumeration Date: 08-02-2006
Last Update Date: 11-09-2022
Code Navigator

A dentist like Gregory Olson is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

Secondary Locations

914 Riverview Dr
Redlands, CA 92374
(909) 253-1296
6411 Fannin St
Houston, TX 77030
(713) 704-4000

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: Dentist Pediatric Dentistry
Taxonomy Code: 1223P0221X
Type: Dental Providers
License No.: 34762
License State: TX
Taxonomy Description: An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No.	Taxonomy Code	Type	Classification / Specialization	License No. (State)
1	1223P0221X	Dental Providers	Dentist Pediatric Dentistry	43475 (CA)
2	1223X0400X	Dental Providers	Dentist Orthodontics and Dentofacial Orthopedics	43475 (CA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Delta Dental PPO

Delta Dental Individual and Family DPO Basic Plan for Families - PPO
Delta Dental Individual and Family DPO Preferred Plan for Families - PPO
Delta Dental Individual and Family DPO Preventive Plan for Families - PPO

Molina Healthcare

Molina Gold Core 1640 - HMO
Molina Gold Core 1640 Plus with Adult Dental and Vision - HMO
Molina Gold Core 1640 Plus with Adult Vision - HMO
Molina Gold Saver 750 - HMO
Molina Gold Saver 750 Plus with Adult Dental and Vision - HMO
Molina Gold Saver 750 Plus with Adult Vision - HMO
Molina Gold Standard - HMO
Molina Silver Core - HMO
Molina Silver Core Plus with Adult Dental and Vision - HMO
Molina Silver Core Plus with Adult Vision - HMO
Molina Silver Saver with Four Free PCP Visits - HMO
Molina Silver Standard - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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 1639186281, 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.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

Check

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 3 → 6 1 → 2 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 2 + 8 + 1 + 2 + 2 + 1 + 6 + 24 = 69

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.

70 - 69 = 1

This NPI is valid

The calculated check digit is 1, which matches the last digit of 1639186281.