BYER OPHTHALMIC ASSOCIATES, LLC
NPI 1336469741
Ophthalmology in Doylestown, PA

NPI Status: Active since June 08, 2010

Contact Information

1456 FERRY RD
SUITE 403
DOYLESTOWN, PA
ZIP 18901
Phone: (215) 348-0443
Fax: (215) 348-9124

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  • Organization
  • Ophthalmology

About BYER OPHTHALMIC ASSOCIATES, LLC

This page provides the complete NPI Profile along with additional information for Byer Ophthalmic Associates, Llc, a provider established in Doylestown, Pennsylvania operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1336469741 assigned on June 2010. The practitioner's primary taxonomy code is 207W00000X with license number MD022374E (PA). The provider is registered as an organization and their NPI record was last updated 16 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. Harold H Byer M.d, Ph.d (Owner)

NPI
1336469741
Provider Name
BYER OPHTHALMIC ASSOCIATES, LLC
Entity Type
Organization
Location Address
1456 FERRY RD SUITE 403 DOYLESTOWN, PA 18901
Location Phone
(215) 348-0443
Location Fax
(215) 348-9124
Mailing Address
1456 FERRY RD SUITE 403 DOYLESTOWN, PA 18901
Mailing Phone
(215) 348-0443
Mailing Fax
(215) 348-9124
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-08-2010
Last Update Date
06-08-2010
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Ophthalmologists like Byer Ophthalmic Associates, Llc 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.
MD022374E
License State
PA
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.

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. HAROLD H BYER M.D, PH.D

Authorized Official Title
OWNER
Authorized Official Phone
(215) 348-0443

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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 1336469741, 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 79. The final step is to find the difference between that total and the next multiple of ten (80 - 79 = 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
3
Unchanged
Pos 3
3
Doubled → 6
Pos 4
6
Unchanged
Pos 5
4
Doubled → 8
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
7
Unchanged
Pos 9
4
Doubled → 8
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 3 → 6 4 → 8 9 → 18 → 9 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 8 + 6 + 1 + 8 + 7 + 8 + 24 = 79

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

The next multiple of ten after 79 is 80. The difference is the calculated check digit.

80 - 79 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1336469741.

Other Providers at the Same Location


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

Dermatology (Dermatopathology)
1456 FERRY RD, SUITE 405
DOYLESTOWN, PA 18901
Dermatology (Dermatopathology)
1456 FERRY RD, SUITE 405
DOYLESTOWN, PA 18901
Obstetrics & Gynecology (Gynecology)
1456 FERRY RD, SUITE 402
DOYLESTOWN, PA 18901
Internal Medicine
1456 FERRY RD, STE 600
DOYLESTOWN, PA 18901
Physical Therapist
1456 FERRY RD, SUITE 601
DOYLESTOWN, PA 18901
Internal Medicine
1456 FERRY RD, SUITE 400
DOYLESTOWN, PA 18901
Pharmacy
1456 FERRY RD
DOYLESTOWN, PA 18901
Physical Therapist
1456 FERRY RD, SUITE 601
DOYLESTOWN, PA 18901
Internal Medicine
1456 FERRY RD, SUITE 600
DOYLESTOWN, PA 18901
Physician Assistant (Medical)
1456 FERRY RD, SUITE 405
DOYLESTOWN, PA 18901
Internal Medicine
1456 FERRY RD, SUITE 400
DOYLESTOWN, PA 18901
Nurse Practitioner (Adult Health)
1456 FERRY RD, SUITE 400
DOYLESTOWN, PA 18901
Physical Therapist
1456 FERRY RD, SUITE 601
DOYLESTOWN, PA 18901
Obstetrics & Gynecology (Gynecology)
1456 FERRY RD, SUITE 402
DOYLESTOWN, PA 18901
Obstetrics & Gynecology (Gynecology)
1456 FERRY RD, SUITE 402
DOYLESTOWN, PA 18901
Dentist
1456 FERRY RD, SUITE 103
DOYLESTOWN, PA 18901
Physical Therapist
1456 FERRY RD, SUITE 601
DOYLESTOWN, PA 18901
Physical Therapist
1456 FERRY RD, SUITE 601
DOYLESTOWN, PA 18901
Internal Medicine
1456 FERRY RD, SUITE 600
DOYLESTOWN, PA 18901
Nurse Practitioner (Adult Health)
1456 FERRY RD, SUITE 402
DOYLESTOWN, PA 18901

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336469741, enumerated as an "organization" on June 08, 2010.

The provider is located at 1456 FERRY RD SUITE 403 DOYLESTOWN, PA 18901 and the phone number is (215) 348-0443.

Ophthalmology with taxonomy code 207W00000X.