SURABI SUBRAMANIAN DDS
NPI 1396664066
Dentist - General Practice in Tustin, CA

NPI Status: Active since July 15, 2026

Contact Information

13721 NEWPORT AVE STE 1
TUSTIN, CA
ZIP 92780
Phone: (714) 368-1400

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NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Dentist
  • General Practice

About SURABI SUBRAMANIAN

This page provides the complete NPI Profile along with additional information for Surabi Subramanian, a provider established in Tustin, California with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1396664066 assigned on July 2026. The practitioner's primary taxonomy code is 1223G0001X with license number DDS113109 (CA). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1396664066
Provider Name
SURABI SUBRAMANIAN DDS
Gender
Female
Entity Type
Individual
Location Address
13721 NEWPORT AVE STE 1 TUSTIN, CA 92780
Location Phone
(714) 368-1400
Mailing Address
24082 VALYERMO DR MISSION VIEJO, CA 92691
Mailing Phone
(949) 903-1864
Is Sole Proprietor?
Yes
Enumeration Date
07-15-2026
Last Update Date
07-15-2026
Code Navigator

A dentist like Surabi Subramanian 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

  • 26032 Marguerite Pkwy Ste A-1
    Mission Viejo, CA 92692
    (949) 582-8400

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.
DDS113109
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.

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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 1396664066, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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
3
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
6
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 9 → 18 → 9 6 → 12 → 3 4 → 8 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 8 + 6 + 1 + 2 + 6 + 8 + 0 + 1 + 2 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1396664066.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1396664066, enumerated as an "individual" on July 15, 2026.

The provider is located at 13721 NEWPORT AVE STE 1 TUSTIN, CA 92780 and the phone number is (714) 368-1400.

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