DAVID ALLEN BELLOWS MD
NPI 1356315493
Ophthalmology - Neuro-ophthalmology in Manchester, NH

NPI Status: Active since February 15, 2006

Contact Information

250 RIVER RD
MANCHESTER, NH
ZIP 03104
Phone: (603) 668-2020
Fax: (603) 668-0881

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  • Individual
  • Male
  • Ophthalmology
  • Neuro-ophthalmology

About DAVID BELLOWS

This page provides the complete NPI Profile along with additional information for David Bellows, a provider established in Manchester, New Hampshire with a medical specialization in Ophthalmology, focusing in neuro-ophthalmology . The healthcare provider is registered in the NPI registry with number 1356315493 assigned on February 2006. The practitioner's primary taxonomy code is 207WX0109X with license number 6235 (NH). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI
1356315493
Provider Name
DAVID ALLEN BELLOWS MD
Gender
Male
Entity Type
Individual
Location Address
250 RIVER RD MANCHESTER, NH 03104
Location Phone
(603) 668-2020
Location Fax
(603) 668-0881
Mailing Address
250 RIVER RD MANCHESTER, NH 03104
Mailing Phone
(603) 668-2020
Mailing Fax
(603) 668-0881
Is Sole Proprietor?
No
Enumeration Date
02-15-2006
Last Update Date
03-14-2019
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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 Neuro-ophthalmology

Taxonomy Code
207WX0109X
Type
Allopathic & Osteopathic Physicians
License No.
6235
License State
NH
Taxonomy Description
A neuro-ophthalmologist is a subspecialist of ophthalmology. This physician evaluates, treats, and studies disorders of the eye, orbit and nervous system having to do with interactions of the visual motor and visual sensory systems with the central nervous system. Neuro-ophthalmologists manage patients with complex and severe neuro-ophthalmological disorders.

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

6235 (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.

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
010697540NH01OTHER (01)NHANTHEM
30010798MEDICAID (05)NH 
B86149OTHER (01)HARVARD
5850OTHER (01)CIGNA

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 46 times for 46 patients

Exam of visual field with extended testing

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

This service was performed 60 times for 60 patients

Exam to measure eye deviation and range of motion

This is an eye exam that checks for any misalignment in your eyes, also known as deviation. It also assesses the movement range of your eyes. The procedure is painless and helps in detecting conditions like strabismus or other vision issues.

This service was performed 27 times for 27 patients

Imaging of optic nerve

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

This service was performed 47 times for 47 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 25 times for 25 patients

Photography of the retina

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

This service was performed 32 times for 32 patients

Ultrasound scan of cornea to determine thickness

An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.

This service was performed 14 times for 14 patients

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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 1356315493, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
5
Doubled → 10 → 1 + 0
Pos 4
6
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
4
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
3
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 3 → 6 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 0 + 6 + 6 + 1 + 1 + 0 + 4 + 1 + 8 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1356315493.

Other Providers at the Same Location


The following 13 providers are registered at the same or a nearby location.

Optometrist
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104
Optometrist
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology (Cornea and External Diseases Specialist)
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology (Retina Specialist)
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology (Retina Specialist)
250 RIVER RD
MANCHESTER, NH 03104
Ophthalmology
250 RIVER RD
MANCHESTER, NH 03104

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1356315493, enumerated as an "individual" on February 15, 2006.

The provider is located at 250 RIVER RD MANCHESTER, NH 03104 and the phone number is (603) 668-2020.

Ophthalmology with taxonomy code 207WX0109X and a focus in Neuro-ophthalmology.

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