DR. LAM DAO & ASSOCIATES, INC.
NPI 1053555664
Optometrist in Warwick, RI

NPI Status: Active since April 27, 2009

Contact Information

222 JEFFERSON BLVD
WARWICK, RI
ZIP 02888
Phone: (401) 732-2350
Fax: (401) 738-2744

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  • Organization
  • Optometrist

About DR. LAM DAO & ASSOCIATES, INC.

This page provides the complete NPI Profile along with additional information for Dr. Lam Dao & Associates, Inc., a provider established in Warwick, Rhode Island operating as a Optometrist. The healthcare provider is registered in the NPI registry with number 1053555664 assigned on April 2009. The practitioner's primary taxonomy code is 152W00000X with license number ODTG00471 (RI). The provider is registered as an organization and their NPI record was last updated one year 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 Lam N Dao Od (Incorporator)

NPI
1053555664
Provider Name
DR. LAM DAO & ASSOCIATES, INC.
Entity Type
Organization
Location Address
222 JEFFERSON BLVD WARWICK, RI 02888
Location Phone
(401) 732-2350
Location Fax
(401) 738-2744
Mailing Address
222 JEFFERSON BLVD WARWICK, RI 02888
Mailing Phone
(401) 352-0202
Mailing Fax
(401) 738-2744
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-27-2009
Last Update Date
12-06-2025
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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

Optometrist

Taxonomy Code
152W00000X
Type
Eye and Vision Services Providers
License No.
ODTG00471
License State
RI
Taxonomy Description
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

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.

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

LAM N DAO OD

Authorized Official Title
INCORPORATOR
Authorized Official Phone
(401) 822-0294

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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 1053555664, 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 46. The final step is to find the difference between that total and the next multiple of ten (50 - 46 = 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
5
Doubled → 10 → 1 + 0
Pos 4
3
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 5 → 10 → 1 5 → 10 → 1 5 → 10 → 1 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 0 + 3 + 1 + 0 + 5 + 1 + 0 + 6 + 1 + 2 + 24 = 46

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

The next multiple of ten after 46 is 50. The difference is the calculated check digit.

50 - 46 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1053555664.

Other Providers at the Same Location


The following 17 providers are registered at the same or a nearby location.

Optometrist
222 JEFFERSON BLVD
WARWICK, RI 02888
Optometrist
222 JEFFERSON BLVD
WARWICK, RI 02888
Dentist
222 JEFFERSON BLVD
WARWICK, RI 02888
Dentist (Endodontics)
222 JEFFERSON BLVD
WARWICK, RI 02888
Dentist (General Practice)
222 JEFFERSON BLVD
WARWICK, RI 02888
Dentist (Oral and Maxillofacial Surgery)
222 JEFFERSON BLVD, SUITE 301
WARWICK, RI 02888
Dentist (General Practice)
222 JEFFERSON BLVD
WARWICK, RI 02888
Optometrist
222 JEFFERSON BLVD
WARWICK, RI 02888
Physician Assistant
222 JEFFERSON BLVD
WARWICK, RI 02888
Psychiatry & Neurology (Psychiatry)
222 JEFFERSON BLVD, SUITE 200
WARWICK, RI 02888
Clinic/Center (Dental)
222 JEFFERSON BLVD
WARWICK, RI 02888
Dentist
222 JEFFERSON BLVD
WARWICK, RI 02888
Optometrist
222 JEFFERSON BLVD
WARWICK, RI 02888
Massage Therapist
222 JEFFERSON BLVD
WARWICK, RI 02888
Internal Medicine
222 JEFFERSON BLVD
WARWICK, RI 02888
Psychologist (Clinical)
222 JEFFERSON BLVD
WARWICK, RI 02888
Optometrist
222 JEFFERSON BLVD
WARWICK, RI 02888

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053555664, enumerated as an "organization" on April 27, 2009.

The provider is located at 222 JEFFERSON BLVD WARWICK, RI 02888 and the phone number is (401) 732-2350.

Optometrist with taxonomy code 152W00000X.