DR. CHRISTOPHER OWEN RUUD M.D.
NPI 1124089412
Internal Medicine - Medical Oncology in Austin, TX

NPI Status: Active since March 28, 2006

Contact Information

901 W 38TH ST STE 200
AUSTIN, TX
ZIP 78705
Phone: (512) 421-4100

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  • Individual
  • Male
  • Internal Medicine
  • Medical Oncology

About CHRISTOPHER RUUD

This page provides the complete NPI Profile along with additional information for Christopher Ruud, an internist established in Austin, Texas with a medical specialization in Internal Medicine, focusing in medical oncology . The healthcare provider is registered in the NPI registry with number 1124089412 assigned on March 2006. The practitioner's primary taxonomy code is 207RX0202X with license number F5732 (TX). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1124089412
Provider Name
DR. CHRISTOPHER OWEN RUUD M.D.
Gender
Male
Entity Type
Individual
Location Address
901 W 38TH ST STE 200 AUSTIN, TX 78705
Location Phone
(512) 421-4100
Mailing Address
PO BOX 911230 DALLAS, TX 75391
Mailing Phone
(972) 997-8000
Is Sole Proprietor?
No
Enumeration Date
03-28-2006
Last Update Date
08-18-2014
Code Navigator

An internist like Christopher Ruud 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 Medical Oncology

Taxonomy Code
207RX0202X
Type
Allopathic & Osteopathic Physicians
License No.
F5732
License State
TX
Taxonomy Description
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

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)
1207RH0003XAllopathic & Osteopathic Physicians

Internal Medicine
Hematology & Oncology

F5732 (TX)

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.

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
8G5397OTHER (01)TXBLUE SHIELD
PO1279577OTHER (01)TXRAILROAD MEDICARE
272045YN57MEDICARE PIN (08)TX 
137861417MEDICAID (05)TX 
321385YK4EMEDICARE PIN (08)TX 
P01279580OTHER (01)TXRAILROAD MEDICARE
321385YKYCMEDICARE PIN (08)TX 
1378614-14OTHER (01)TXCSHCN
830008565OTHER (01)TXRR/MEDICARE
C21400MEDICARE UPIN (02)TX 
137861420MEDICAID (05)TX 
272045YN56MEDICARE PIN (08)TX 
137861421MEDICAID (05)TX 

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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 1124089412, 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
0
Doubled → 0
Pos 6
8
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
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 0 → 0 9 → 18 → 9 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 0 + 8 + 1 + 8 + 4 + 2 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1124089412.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Clinical Nurse Specialist (Adult Health)
901 W 38TH ST STE 200, SOUTHWEST REGIONAL CANCER CENTER
AUSTIN, TX 78705
Psychiatry & Neurology (Neurology)
901 W 38TH ST STE 200
AUSTIN, TX 78705
Orthopaedic Surgery
901 W 38TH ST STE 200
AUSTIN, TX 78705
Physician Assistant
901 W 38TH ST STE 200
AUSTIN, TX 78705
Psychiatry & Neurology (Neurology)
901 W 38TH ST STE 200
AUSTIN, TX 78705
Nurse Practitioner (Family)
901 W 38TH ST STE 200
AUSTIN, TX 78705
Physician Assistant
901 W 38TH ST STE 200
AUSTIN, TX 78705
Internal Medicine (Medical Oncology)
901 W 38TH ST STE 200
AUSTIN, TX 78705
Nurse Practitioner (Family)
901 W 38TH ST STE 200
AUSTIN, TX 78705
Urology
901 W 38TH ST STE 200
AUSTIN, TX 78705

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124089412, enumerated as an "individual" on March 28, 2006.

The provider is located at 901 W 38TH ST STE 200 AUSTIN, TX 78705 and the phone number is (512) 421-4100.

Internal Medicine with taxonomy code 207RX0202X and a focus in Medical Oncology.

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