RICHARD L. IRWIN, M.D., P.A.
NPI 1285754481
Ophthalmology in Southbridge, MA

NPI Status: Active since March 30, 2007

Contact Information

100 SOUTH ST
SUITE 105
SOUTHBRIDGE, MA
ZIP 01550
Phone: (508) 765-9068
Fax: (508) 765-0249

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  • Organization
  • Ophthalmology

About RICHARD L. IRWIN, M.D., P.A.

This page provides the complete NPI Profile along with additional information for Richard L. Irwin, M.d., P.a., a provider established in Southbridge, Massachusetts operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1285754481 assigned on March 2007. The practitioner's primary taxonomy code is 207W00000X with license number 208978 (MA). The provider is registered as an organization and their NPI record was last updated 18 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 Dr. Richard L. Irwin M.d. (Physician)

NPI
1285754481
Provider Name
RICHARD L. IRWIN, M.D., P.A.
Entity Type
Organization
Location Address
100 SOUTH ST SUITE 105 SOUTHBRIDGE, MA 01550
Location Phone
(508) 765-9068
Location Fax
(508) 765-0249
Mailing Address
100 SOUTH ST SUITE 105 SOUTHBRIDGE, MA 01550
Mailing Phone
(508) 765-9068
Mailing Fax
(508) 765-0249
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-30-2007
Last Update Date
01-15-2008
Code Navigator

Ophthalmologists like Richard L. Irwin, M.d., P.a. specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.

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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
License No.
208978
License State
MA
Taxonomy Description
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

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.

*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

DR. RICHARD L. IRWIN M.D.

Authorized Official Title
PHYSICIAN
Authorized Official Phone
(508) 765-9068

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
B68287MEDICARE UPIN (02)MA 
4242110001MEDICARE NSC (07)MA 
A32265MEDICARE ID-TYPE UNSPECIFIED (04)MA 
9708057MEDICAID (05)MA 

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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 1285754481, 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
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
5
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
5
Unchanged
Pos 7
4
Doubled → 8
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
1
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 8 → 16 → 7 7 → 14 → 5 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 6 + 5 + 1 + 4 + 5 + 8 + 4 + 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 1285754481.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Cardiovascular Disease)
100 SOUTH ST, SUITE 104
SOUTHBRIDGE, MA 01550
Obstetrics & Gynecology
100 SOUTH ST, SUITE G05
SOUTHBRIDGE, MA 01550
Nurse Practitioner (Acute Care)
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Obstetrics & Gynecology
100 SOUTH ST, SUITE G05
SOUTHBRIDGE, MA 01550
Emergency Medicine
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Internal Medicine
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Pediatrics (Adolescent Medicine)
100 SOUTH ST, SUITE 205
SOUTHBRIDGE, MA 01550
Emergency Medicine
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Pediatrics
100 SOUTH ST, MEDICAL ARTS BUILDING, STE 207
SOUTHBRIDGE, MA 01550
Internal Medicine
100 SOUTH ST, SUITE G08
SOUTHBRIDGE, MA 01550
Specialist
100 SOUTH ST, MEDICAL ARTS BUILDING SUITE 208
SOUTHBRIDGE, MA 01550
Dietitian, Registered
100 SOUTH ST, HARRINGTON HOSPITAL
SOUTHBRIDGE, MA 01550
Nurse Anesthetist, Certified Registered
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Emergency Medicine (Emergency Medical Services)
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Emergency Medicine
100 SOUTH ST, HARRINGTON MEMORIAL HOSPITAL
SOUTHBRIDGE, MA 01550
Pediatrics
100 SOUTH ST, SUITE 102
SOUTHBRIDGE, MA 01550
Internal Medicine
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Internal Medicine
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Family Medicine
100 SOUTH ST, SUITE 108
SOUTHBRIDGE, MA 01550
Surgery (Surgical Oncology)
100 SOUTH ST
SOUTHBRIDGE, MA 01550

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285754481, enumerated as an "organization" on March 30, 2007.

The provider is located at 100 SOUTH ST SUITE 105 SOUTHBRIDGE, MA 01550 and the phone number is (508) 765-9068.

Ophthalmology with taxonomy code 207W00000X.

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