DR. ROSS ANDREW DOWNEY MD
NPI 1669573549
Internal Medicine - Clinical Cardiac Electrophysiology in Corvallis, OR

NPI Status: Active since September 26, 2006

Contact Information

3640 NW SAMARITAN DR STE 100A
CORVALLIS, OR
ZIP 97330
Phone: (541) 768-5205

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Internal Medicine
Clinical Cardiac Electrophysiology

About ROSS DOWNEY

This page provides the complete NPI Profile along with additional information for Ross Downey, an internist established in Corvallis, Oregon with a medical specialization in Internal Medicine, focusing in clinical cardiac electrophysiology . The healthcare provider is registered in the NPI registry with number 1669573549 assigned on September 2006. The practitioner's primary taxonomy code is 207RC0001X with license number MD179837 (OR). The provider is registered as an individual and his NPI record was last updated 6 years ago.

NPI: 1669573549
Provider Name: DR. ROSS ANDREW DOWNEY MD
Gender: Male
Entity Type: Individual
Location Address: 3640 NW SAMARITAN DR STE 100A CORVALLIS, OR 97330
Location Phone: (541) 768-5205
Mailing Address: PO BOX 1189 CORVALLIS, OR 97339
Is Sole Proprietor?: No
Enumeration Date: 09-26-2006
Last Update Date: 11-06-2020
Code Navigator

An internist like Ross Downey 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 Clinical Cardiac Electrophysiology
Taxonomy Code: 207RC0001X
Type: Allopathic & Osteopathic Physicians
License No.: MD179837
License State: OR
Taxonomy Description: A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.

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)
1	207R00000X	Allopathic & Osteopathic Physicians	Internal Medicine	35.088394 (OH)
2	207RC0001X	Allopathic & Osteopathic Physicians	Internal Medicine Clinical Cardiac Electrophysiology	MD2009-0597 (NM)

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 1669573549, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 12 → 1 + 2

Pos 4

Unchanged

Pos 5

Doubled → 10 → 1 + 0

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 8

Check

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 6 → 12 → 3 5 → 10 → 1 3 → 6 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 0 + 7 + 6 + 5 + 8 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9

This NPI is valid

The calculated check digit is 9, which matches the last digit of 1669573549.