DR. GRANT A. IRWIN DDS
NPI 1639228802
Dentist - General Practice in Sacramento, CA

NPI Status: Active since January 09, 2007

Contact Information

2 SCRIPPS DR
SUITE 206
SACRAMENTO, CA
ZIP 95825
Phone: (916) 929-0331
Fax: (916) 929-2430

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  • Individual
  • Male
  • Dentist
  • General Practice
  • Accepts Insurance

About GRANT IRWIN

This page provides the complete NPI Profile along with additional information for Grant Irwin, a provider established in Sacramento, California with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1639228802 assigned on January 2007. The practitioner's primary taxonomy code is 1223G0001X with license number 32470 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1639228802
Provider Name
DR. GRANT A. IRWIN DDS
Gender
Male
Entity Type
Individual
Location Address
2 SCRIPPS DR SUITE 206 SACRAMENTO, CA 95825
Location Phone
(916) 929-0331
Location Fax
(916) 929-2430
Mailing Address
2 SCRIPPS DR SUITE 206 SACRAMENTO, CA 95825
Mailing Phone
(916) 929-0331
Mailing Fax
(916) 929-2430
Is Sole Proprietor?
Yes
Enumeration Date
01-09-2007
Last Update Date
07-08-2007
Code Navigator

A dentist like Grant Irwin 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

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 General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
32470
License State
CA
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Insurance Plans Accepted

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

  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO

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

Reviews for DR. GRANT A. IRWIN DDS

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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 1639228802, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
2
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
0
Doubled → 0
Check
2
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 2 → 4 8 → 16 → 7 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 4 + 2 + 1 + 6 + 8 + 0 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1639228802.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Radiology (Diagnostic Ultrasound)
2 SCRIPPS DR, STE 110
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, SUITE 201
SACRAMENTO, CA 95825
Dentist (Periodontics)
2 SCRIPPS DR, #303
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, SUITE 301
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, SUITE 308
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, SUITE 307
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, STE 101
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, SUITE 208
SACRAMENTO, CA 95825
Radiology (Diagnostic Radiology)
2 SCRIPPS DR, STE 110
SACRAMENTO, CA 95825
Radiology (Diagnostic Radiology)
2 SCRIPPS DR, STE 110
SACRAMENTO, CA 95825
Dentist
2 SCRIPPS DR, SUITE 202
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, STE 202
SACRAMENTO, CA 95825
Dentist
2 SCRIPPS DR, SUITE 202
SACRAMENTO, CA 95825
Clinic/Center (Dental)
2 SCRIPPS DR, ST 208
SACRAMENTO, CA 95825
Podiatrist
2 SCRIPPS DR, SUITE 206
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, STE 201
SACRAMENTO, CA 95825
Dentist (General Practice)
2 SCRIPPS DR, SUITE 102
SACRAMENTO, CA 95825
Physician Assistant
2 SCRIPPS DR
SACRAMENTO, CA 95825
Radiology (Vascular & Interventional Radiology)
2 SCRIPPS DR, STE 110
SACRAMENTO, CA 95825

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639228802, enumerated as an "individual" on January 09, 2007.

The provider is located at 2 SCRIPPS DR SUITE 206 SACRAMENTO, CA 95825 and the phone number is (916) 929-0331.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.

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