MUIR EYE CARE
NPI 1821357922
Ophthalmology in Concord, CA

NPI Status: Active since May 09, 2012

Contact Information

3325 CLAYTON RD
CONCORD, CA
ZIP 94519
Phone: (925) 687-6847
Fax: (925) 687-6847

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  • Organization
  • Ophthalmology
  • Medicare Quality Reporting

About MUIR EYE CARE

This page provides the complete NPI Profile along with additional information for Muir Eye Care, a provider established in Concord, California operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1821357922 assigned on May 2012. The practitioner's primary taxonomy code is 207W00000X. The provider is registered as an organization and their NPI record was last updated one year 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. Arun Prasad Md (President/ceo)

NPI
1821357922
Provider Name
MUIR EYE CARE
Entity Type
Organization
Location Address
3325 CLAYTON RD CONCORD, CA 94519
Location Phone
(925) 687-6847
Location Fax
(925) 687-6847
Mailing Address
PO BOX 1203 CONCORD, CA 94522
Mailing Phone
(925) 687-6847
Mailing Fax
(925) 687-6847
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-09-2012
Last Update Date
04-22-2025
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Ophthalmologists like Muir Eye Care 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
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 MULTIPLE 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. ARUN PRASAD MD

Authorized Official Title
PRESIDENT/CEO
Authorized Official Phone
(925) 687-6847

MIPS Quality Measures

The following performance measures were reported under the Merit-Based Incentive Payment System (MIPS) and Qualified Clinical Data Registry (QCDR) quality measures program.

Quality Measure Performance Number of Patients
Documentation of Current Medications in the Medical Record 94% 7683

Reviews for MUIR EYE CARE

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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 1821357922, 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
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
3
Doubled → 6
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
9
Unchanged
Pos 9
2
Doubled → 4
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 2 → 4 3 → 6 7 → 14 → 5 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 6 + 5 + 1 + 4 + 9 + 4 + 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 1821357922.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Ophthalmology
3325 CLAYTON RD
CONCORD, CA 94519

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821357922, enumerated as an "organization" on May 09, 2012.

The provider is located at 3325 CLAYTON RD CONCORD, CA 94519 and the phone number is (925) 687-6847.

Ophthalmology with taxonomy code 207W00000X.