WILLIAM GREGORY STINSON M.D.
NPI 1609823392
Ophthalmology in Beverly, MA

NPI Status: Active since May 28, 2006

Contact Information

75 HERRICK ST
SUITE 215
BEVERLY, MA
ZIP 01915
Phone: (978) 922-1390

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  • Individual
  • Male
  • Ophthalmology

About WILLIAM GREGORY STINSON

This page provides the complete NPI Profile along with additional information for William Gregory Stinson, a provider established in Beverly, Massachusetts with a medical specialization in Ophthalmology. The healthcare provider is registered in the NPI registry with number 1609823392 assigned on May 2006. The practitioner's primary taxonomy code is 207W00000X with license number 73674 (MA). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1609823392
Provider Name
WILLIAM GREGORY STINSON M.D.
Gender
Male
Entity Type
Individual
Location Address
75 HERRICK ST SUITE 215 BEVERLY, MA 01915
Location Phone
(978) 922-1390
Mailing Address
75 HERRICK ST SUITE 215 BEVERLY, MA 01915
Mailing Phone
(978) 922-1390
Is Sole Proprietor?
Yes
Enumeration Date
05-28-2006
Last Update Date
05-17-2012
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Ophthalmologists like William Gregory Stinson 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.

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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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
License No.
73674
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.

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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 1609823392, 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
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
3
Doubled → 6
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 0 → 0 8 → 16 → 7 3 → 6 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 1 + 6 + 2 + 6 + 3 + 1 + 8 + 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 1609823392.

Other Providers at the Same Location


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

Otolaryngology
75 HERRICK ST, SUITE 113
BEVERLY, MA 01915
Plastic Surgery
75 HERRICK ST, PARKHURST BUILDING
BEVERLY, MA 01915
Plastic Surgery
75 HERRICK ST, SUITE 105
BEVERLY, MA 01915
Ophthalmology
75 HERRICK ST, SUITE 215
BEVERLY, MA 01915
Otolaryngology
75 HERRICK ST, SUITE 216
BEVERLY, MA 01915
Pediatrics
75 HERRICK ST, #119 BEVERLY PEDIATRICS
BEVERLY, MA 01915
Pediatrics
75 HERRICK ST, SUITE 116
BEVERLY, MA 01915
Dentist (Pediatric Dentistry)
75 HERRICK ST, SUITE 212
BEVERLY, MA 01915
Internal Medicine
75 HERRICK ST, SUITE 116
BEVERLY, MA 01915
Surgery
75 HERRICK ST, SUITE 201
BEVERLY, MA 01915
Internal Medicine (Cardiovascular Disease)
75 HERRICK ST, SUITE 206
BEVERLY, MA 01915
Internal Medicine (Cardiovascular Disease)
75 HERRICK ST, SUITE 206
BEVERLY, MA 01915
Internal Medicine (Cardiovascular Disease)
75 HERRICK ST, SUITE 206
BEVERLY, MA 01915
Urology
75 HERRICK ST, STE 219
BEVERLY, MA 01915
Urology
75 HERRICK ST, SUITE 219
BEVERLY, MA 01915
Dentist (Pediatric Dentistry)
75 HERRICK ST, SUITE 212
BEVERLY, MA 01915
Dentist
75 HERRICK ST, SUITE 212
BEVERLY, MA 01915
Radiologic Technologist (Vascular Sonography)
75 HERRICK ST, SUITE110
BEVERLY, MA 01915
Surgery
75 HERRICK ST, SUITE 201
BEVERLY, MA 01915
Physician Assistant (Medical)
75 HERRICK ST
BEVERLY, MA 01915

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609823392, enumerated as an "individual" on May 28, 2006.

The provider is located at 75 HERRICK ST SUITE 215 BEVERLY, MA 01915 and the phone number is (978) 922-1390.

Ophthalmology with taxonomy code 207W00000X.