ANDREA L. HALLIDAY, M.D., P.C.
NPI 1215194980
Clinic/Center - Health Service in Eugene, OR

NPI Status: Active since May 20, 2008

Contact Information

1410 OAK ST
EUGENE, OR
ZIP 97401
Phone: (541) 485-2357
Fax: (541) 485-2358

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  • Organization
  • Clinic/Center
  • Health Service

About ANDREA L. HALLIDAY, M.D., P.C.

This page provides the complete NPI Profile along with additional information for Andrea L. Halliday, M.d., P.c., a provider established in Eugene, Oregon operating as a Clinic/center, focusing in health service . The healthcare provider is registered in the NPI registry with number 1215194980 assigned on May 2008. The practitioner's primary taxonomy code is 261QH0100X with license number MD25669 (OR). The provider is registered as an organization and their NPI record was last updated 18 years ago. The authorized official of this NPI record is Dr. Andrea Lois Halliday M.d. (President)

NPI
1215194980
Provider Name
ANDREA L. HALLIDAY, M.D., P.C.
Entity Type
Organization
Location Address
1410 OAK ST EUGENE, OR 97401
Location Phone
(541) 485-2357
Location Fax
(541) 485-2358
Mailing Address
1410 OAK ST EUGENE, OR 97401
Mailing Phone
(541) 485-2357
Mailing Fax
(541) 485-2358
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-20-2008
Last Update Date
05-20-2008
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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

Clinic/Center Health Service

Taxonomy Code
261QH0100X
Type
Ambulatory Health Care Facilities
License No.
MD25669
License State
OR

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. ANDREA LOIS HALLIDAY M.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(541) 485-2357

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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 1215194980, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
1
Doubled → 2
Pos 4
5
Unchanged
Pos 5
1
Doubled → 2
Pos 6
9
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
0
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 1 → 2 1 → 2 4 → 8 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 + 2 + 5 + 2 + 9 + 8 + 9 + 1 + 6 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1215194980.

Other Providers at the Same Location


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

Neurological Surgery
1410 OAK ST, SUITE 200
EUGENE, OR 97401
Neurological Surgery
1410 OAK ST, SUITE 200
EUGENE, OR 97401
Clinic/Center (Ambulatory Surgical)
1410 OAK ST, SUITE 300
EUGENE, OR 97401
Family Medicine
1410 OAK ST, SUITE 102
EUGENE, OR 97401
Durable Medical Equipment & Medical Supplies
1410 OAK ST, ATTN: KURTIS M. DOERR ALLEGIANCE MEDICAL, LLC
EUGENE, OR 97401
Specialist
1410 OAK ST, SUITE 200
EUGENE, OR 97401
Physician Assistant (Surgical)
1410 OAK ST, SUITE 200
EUGENE, OR 97401
Technician, Other
1410 OAK ST, SUITE 100B
EUGENE, OR 97401
Anesthesiology
1410 OAK ST
EUGENE, OR 97401
Specialist/Technologist, Other (Electroneurodiagnostic)
1410 OAK ST, STE 100B
EUGENE, OR 97401
Specialist/Technologist, Other (Electroneurodiagnostic)
1410 OAK ST, STE 100B
EUGENE, OR 97401
Clinic/Center (Health Service)
1410 OAK ST, SUITE 101
EUGENE, OR 97401
Surgery (Surgical Oncology)
1410 OAK ST, STE 101
EUGENE, OR 97401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1215194980, enumerated as an "organization" on May 20, 2008.

The provider is located at 1410 OAK ST EUGENE, OR 97401 and the phone number is (541) 485-2357.

Clinic/Center with taxonomy code 261QH0100X and a focus in Health Service.