IRVING N BACHNER MD
NPI 1992788269
Ophthalmology in Lawrence, MA

NPI Status: Active since November 21, 2005

Contact Information

50 PROSPECT ST
SUITE 101
LAWRENCE, MA
ZIP 01841
Phone: (978) 688-6182
Fax: (978) 689-0731

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  • Individual
  • Male
  • Ophthalmology

About IRVING BACHNER

This page provides the complete NPI Profile along with additional information for Irving Bachner, a provider established in Lawrence, Massachusetts with a medical specialization in Ophthalmology. The healthcare provider is registered in the NPI registry with number 1992788269 assigned on November 2005. The practitioner's primary taxonomy code is 207W00000X with license number 31613 (MA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1992788269
Provider Name
IRVING N BACHNER MD
Gender
Male
Entity Type
Individual
Location Address
50 PROSPECT ST SUITE 101 LAWRENCE, MA 01841
Location Phone
(978) 688-6182
Location Fax
(978) 689-0731
Mailing Address
50 PROSPECT ST SUITE 101 LAWRENCE, MA 01841
Mailing Phone
(978) 688-6182
Mailing Fax
(978) 689-0731
Is Sole Proprietor?
Yes
Enumeration Date
11-21-2005
Last Update Date
07-08-2007
Code Navigator

Ophthalmologists like Irving Bachner 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.
31613
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207W00000XAllopathic & Osteopathic Physicians

Ophthalmology

7743 (NH)

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.

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
D11104MEDICARE ID-TYPE UNSPECIFIED (04)MA 
30010743MEDICAID (05)NH 
0103462MEDICAID (05)MA 
A54054MEDICARE UPIN (02) 
RE4772MEDICARE ID-TYPE UNSPECIFIED (04)NH 

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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 1992788269, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
8
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
9
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 7 → 14 → 5 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 4 + 8 + 1 + 6 + 2 + 1 + 2 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1992788269.

Other Providers at the Same Location


The following 14 providers are registered at the same or a nearby location.

Nurse Practitioner (Family)
50 PROSPECT ST, SUITE 505
LAWRENCE, MA 01841
Internal Medicine
50 PROSPECT ST, SUITE 401
LAWRENCE, MA 01841
Nurse Anesthetist, Certified Registered
50 PROSPECT ST, SUITE 205
LAWRENCE, MA 01841
Chiropractor
50 PROSPECT ST, SUITE 302
LAWRENCE, MA 01841
Clinical Medical Laboratory
50 PROSPECT ST, SUITE 304
LAWRENCE, MA 01841
Nurse Anesthetist, Certified Registered
50 PROSPECT ST, SUITE 205
LAWRENCE, MA 01841
Physical Therapist (Orthopedic)
50 PROSPECT ST
LAWRENCE, MA 01841
Internal Medicine (Cardiovascular Disease)
50 PROSPECT ST
LAWRENCE, MA 01841
Family Medicine
50 PROSPECT ST, SUITE 505
LAWRENCE, MA 01841
Internal Medicine (Gastroenterology)
50 PROSPECT ST
LAWRENCE, MA 01841
Internal Medicine
50 PROSPECT ST, SUITE301
LAWRENCE, MA 01841
Internal Medicine
50 PROSPECT ST
LAWRENCE, MA 01841
Psychiatry & Neurology (Neurology)
50 PROSPECT ST, 4TH FLOOR
LAWRENCE, MA 01841
Otolaryngology (Facial Plastic Surgery)
50 PROSPECT ST, SUITE 401
LAWRENCE, MA 01841

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992788269, enumerated as an "individual" on November 21, 2005.

The provider is located at 50 PROSPECT ST SUITE 101 LAWRENCE, MA 01841 and the phone number is (978) 688-6182.

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.