Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

CALIFORNIA IMAGING INSTITUTE MEDICAL GROUP INC
NPI 1497764468
Clinic/Center - Radiology in Fresno, CA

Active since August 07, 2006
1867 E FIR AVE, SUITE 101, FRESNO, CA 93720(559) 325-5800(559) 325-5825 Get Directions Write a Review

NPPES record last updated: June 29, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Organization
  • Clinic/Center
  • Radiology

About CALIFORNIA IMAGING INSTITUTE MEDICAL GROUP INC

This page provides the complete NPI Profile along with additional information for California Imaging Institute Medical Group Inc, a provider established in Fresno, California operating as a Clinic/center, focusing in radiology . The healthcare provider is registered in the NPI registry with number 1497764468 assigned on August 2006. The practitioner's primary taxonomy code is 261QR0200X with license number C2807568 (CA). The provider is registered as an organization and their NPI record was last updated June 2026. The authorized official of this NPI record is Dr. Mariela Resendes M.d. (Managing Partner)

NPI
1497764468
Provider Name
CALIFORNIA IMAGING INSTITUTE MEDICAL GROUP INC
Entity Type
Organization
Location Address
1867 E FIR AVE SUITE 101 FRESNO, CA 93720
Location Phone
(559) 325-5800
Location Fax
(559) 325-5825
Mailing Address
1867 E FIR AVE STE 104 FRESNO, CA 93720
Mailing Phone
(559) 325-5800
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-07-2006
Last Update Date
06-29-2026
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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

Clinic/Center Radiology

Taxonomy Code
261QR0200X
Type
Ambulatory Health Care Facilities
License No.
C2807568
License State
CA

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)
1261QM1300XAmbulatory Health Care Facilities

Clinic/Center
Multi-Specialty

C2807568 (CA)

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. MARIELA RESENDES M.D.

Authorized Official Title
MANAGING PARTNER
Authorized Official Phone
(559) 325-5800

Reviews for CALIFORNIA IMAGING INSTITUTE MEDICAL GROUP INC

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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 1497764468, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 8 + 7 + 1 + 4 + 6 + 8 + 4 + 1 + 2 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1497764468.

Other Providers at the Same Location


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

Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 101
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 101
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 101
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Neuroradiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Neuroradiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720
Radiology (Diagnostic Radiology)
1867 E FIR AVE, SUITE 104
FRESNO, CA 93720

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497764468, enumerated as an "organization" on August 07, 2006.

The provider is located at 1867 E FIR AVE SUITE 101 FRESNO, CA 93720 and the phone number is (559) 325-5800.

Clinic/Center with taxonomy code 261QR0200X and a focus in Radiology.