DR. DAVID LEE CASSIDY M.D.
NPI 1376591594
Radiology - Diagnostic Radiology in Fountain Valley, CA

NPI Status: Active since May 04, 2006

Contact Information

18944 MOUNT CIMARRON ST
FOUNTAIN VALLEY, CA
ZIP 92708
Phone: (714) 968-7706

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  • Individual
  • Male
  • Radiology
  • Diagnostic Radiology

About DAVID CASSIDY

This page provides the complete NPI Profile along with additional information for David Cassidy, a provider established in Fountain Valley, California with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1376591594 assigned on May 2006. The practitioner's primary taxonomy code is 2085R0202X with license number C28354 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1376591594
Provider Name
DR. DAVID LEE CASSIDY M.D.
Gender
Male
Entity Type
Individual
Location Address
18944 MOUNT CIMARRON ST FOUNTAIN VALLEY, CA 92708
Location Phone
(714) 968-7706
Mailing Address
18944 MOUNT CIMARRON ST FOUNTAIN VALLEY, CA 92708
Mailing Phone
(714) 968-7706
Is Sole Proprietor?
No
Enumeration Date
05-04-2006
Last Update Date
11-27-2007
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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

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
License No.
C28354
License State
CA
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

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)
1174400000XOther Service Providers

Specialist

C28354 (CA)
22085N0904XAllopathic & Osteopathic Physicians

Radiology
Nuclear Radiology

C28354 (CA)

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.

*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
P00357479MEDICARE PIN (08)CA 
00C283540221OTHER (01)CACALOPTIMA
00C283540MEDICAID (05)CA 
00C283540OTHER (01)CABLUE SHIELD
WC28354FMEDICARE PIN (08)CA 

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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 1376591594, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
7
Doubled → 14 → 1 + 4
Pos 4
6
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
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 7 → 14 → 5 5 → 10 → 1 1 → 2 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 + 4 + 6 + 1 + 0 + 9 + 2 + 5 + 1 + 8 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1376591594.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1376591594, enumerated as an "individual" on May 04, 2006.

The provider is located at 18944 MOUNT CIMARRON ST FOUNTAIN VALLEY, CA 92708 and the phone number is (714) 968-7706.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.

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