DR. GARY D RIFKIN M.D.
NPI 1245239284
Specialist in Rockford, IL

NPI Status: Active since July 20, 2005

Contact Information

129 PHELPS AVE
SUITE 508
ROCKFORD, IL
ZIP 61108
Phone: (815) 229-2300
Fax: (815) 229-3909

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  • Individual
  • Male
  • Specialist

About GARY RIFKIN

This page provides the complete NPI Profile along with additional information for Gary Rifkin, a provider established in Rockford, Illinois with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1245239284 assigned on July 2005. The practitioner's primary taxonomy code is 174400000X. The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1245239284
Provider Name
DR. GARY D RIFKIN M.D.
Gender
Male
Entity Type
Individual
Location Address
129 PHELPS AVE SUITE 508 ROCKFORD, IL 61108
Location Phone
(815) 229-2300
Location Fax
(815) 229-3909
Mailing Address
129 PHELPS AVE SUITE 508 ROCKFORD, IL 61108
Mailing Phone
(815) 229-2300
Mailing Fax
(815) 229-3909
Is Sole Proprietor?
No
Enumeration Date
07-20-2005
Last Update Date
12-05-2007
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License State
IL
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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
C41463MEDICARE UPIN (02)IL 
P05704MEDICARE ID-TYPE UNSPECIFIED (04)IL 
674520MEDICARE PIN (08)IL 

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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 1245239284, 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
2
Unchanged
Pos 3
4
Doubled → 8
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 4 → 8 2 → 4 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 4 + 3 + 1 + 8 + 2 + 1 + 6 + 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 1245239284.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Social Worker (Clinical)
129 PHELPS AVE, SUITE 818
ROCKFORD, IL 61108
Counselor (Professional)
129 PHELPS AVE, SUITE 910
ROCKFORD, IL 61108
Counselor (Professional)
129 PHELPS AVE, SUITE 204
ROCKFORD, IL 61108
Chiropractor
129 PHELPS AVE, SUITE 316
ROCKFORD, IL 61108
Specialist
129 PHELPS AVE
ROCKFORD, IL 61108
Specialist/Technologist Cardiovascular (Vascular Specialist)
129 PHELPS AVE, SUITE 406
ROCKFORD, IL 61108
Portable X-ray and/or Other Portable Diagnostic Imaging Supplier
129 PHELPS AVE, SUITE 213
ROCKFORD, IL 61108
Internal Medicine (Interventional Cardiology)
129 PHELPS AVE, SUITE 406
ROCKFORD, IL 61108
Dentist
129 PHELPS AVE, SUITE 307
ROCKFORD, IL 61108
Massage Therapist
129 PHELPS AVE
ROCKFORD, IL 61108
Social Worker (Clinical)
129 PHELPS AVE, SUITE 907
ROCKFORD, IL 61108
Social Worker (Clinical)
129 PHELPS AVE, BUILDING 8, SUITE 825
ROCKFORD, IL 61108

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245239284, enumerated as an "individual" on July 20, 2005.

The provider is located at 129 PHELPS AVE SUITE 508 ROCKFORD, IL 61108 and the phone number is (815) 229-2300.

Specialist with taxonomy code 174400000X.

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