RALPH E KOLDINGER M.D.
NPI 1952421703
Internal Medicine - Gastroenterology in Sacramento, CA

NPI Status: Active since March 29, 2007

Contact Information

3941 J STREET
SUITE 450
SACRAMENTO, CA
ZIP 95819
Phone: (916) 454-0655
Fax: (916) 454-5702

Get Directions Write a Review

  • Individual
  • Male
  • Internal Medicine
  • Gastroenterology

About RALPH KOLDINGER

This page provides the complete NPI Profile along with additional information for Ralph Koldinger, an internist established in Sacramento, California with a medical specialization in Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1952421703 assigned on March 2007. The practitioner's primary taxonomy code is 207RG0100X with license number G9968 (CA). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI
1952421703
Provider Name
RALPH E KOLDINGER M.D.
Gender
Male
Entity Type
Individual
Location Address
3941 J STREET SUITE 450 SACRAMENTO, CA 95819
Location Phone
(916) 454-0655
Location Fax
(916) 454-5702
Mailing Address
10470 OLD PLACERVILLE RD SUITE 100 SACRAMENTO, CA 95827
Mailing Phone
(855) 771-0335
Is Sole Proprietor?
No
Enumeration Date
03-29-2007
Last Update Date
07-10-2015
Code Navigator

An internist like Ralph Koldinger is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
License No.
G9968
License State
CA
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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
A59073MEDICARE UPIN (02) 
ZZZ74530ZMEDICARE ID-TYPE UNSPECIFIED (04)CA 
7050815MEDICAID (05)CA 

Reviews for RALPH E KOLDINGER M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1952421703, 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
9
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
2
Unchanged
Pos 5
4
Doubled → 8
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
7
Unchanged
Pos 9
0
Doubled → 0
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 4 → 8 1 → 2 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 0 + 2 + 8 + 2 + 2 + 7 + 0 + 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 1952421703.

Other Providers at the Same Location


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

Internal Medicine (Gastroenterology)
3941 J STREET, SUITE #450
SACRAMENTO, CA 95819
General Acute Care Hospital
3941 J STREET, MERCY MEDICAL PLAZA IMAGING
SACRAMENTO, CA 95819
Surgery (Vascular Surgery)
3941 J STREET, SUITE 370
SACRAMENTO, CA 95819
Physician Assistant
3941 J STREET, SUITE 270
SACRAMENTO, CA 95819
Internal Medicine (Cardiovascular Disease)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Internal Medicine (Cardiovascular Disease)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Internal Medicine (Cardiovascular Disease)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Internal Medicine (Clinical Cardiac Electrophysiology)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Internal Medicine (Interventional Cardiology)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Thoracic Surgery (Cardiothoracic Vascular Surgery)
3941 J STREET, SUITE 270
SACRAMENTO, CA 95819
Internal Medicine (Interventional Cardiology)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Orthopaedic Surgery
3941 J STREET, SUITE 370
SACRAMENTO, CA 95819
Nuclear Medicine (Nuclear Cardiology)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1952421703, enumerated as an "individual" on March 29, 2007.

The provider is located at 3941 J STREET SUITE 450 SACRAMENTO, CA 95819 and the phone number is (916) 454-0655.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

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