KEITH EDWARD GRAU M.D.
NPI 1790798221
Internal Medicine in Salem, OR

NPI Status: Active since August 14, 2006

Contact Information

2400 LANCASTER DR NE
SALEM, OR
ZIP 97305
Phone: (503) 361-5400

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  • Individual
  • Male
  • Internal Medicine

About KEITH GRAU

This page provides the complete NPI Profile along with additional information for Keith Grau, an internist established in Salem, Oregon with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1790798221 assigned on August 2006. The practitioner's primary taxonomy code is 207R00000X with license number MD26789 (OR). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1790798221
Provider Name
KEITH EDWARD GRAU M.D.
Other Name
KEITH E GRAU M.D.
Other Name Type
Professional Name (2)
Gender
Male
Entity Type
Individual
Location Address
2400 LANCASTER DR NE SALEM, OR 97305
Location Phone
(503) 361-5400
Mailing Address
2252 WILDWOOD DR SE SALEM, OR 97306
Is Sole Proprietor?
No
Enumeration Date
08-14-2006
Last Update Date
02-17-2011
Code Navigator

An internist like Keith Grau 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

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD26789
License State
OR
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

MD019815E (PA)
2207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

11144 (MT)
3207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

G87852 (CA)

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
C29278MEDICARE UPIN (02)PA 
GR081965MEDICARE ID-TYPE UNSPECIFIED (04)PA 

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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 1790798221, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
7
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
0
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
2
Doubled → 4
Check
1
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 9 → 18 → 9 7 → 14 → 5 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 8 + 0 + 1 + 4 + 9 + 1 + 6 + 2 + 4 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1790798221.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Physician Assistant (Medical)
2400 LANCASTER DR NE
SALEM, OR 97305
Internal Medicine
2400 LANCASTER DR NE
SALEM, OR 97305
Counselor (Addiction (Substance Use Disorder))
2400 LANCASTER DR NE
SALEM, OR 97305
Physician Assistant (Medical)
2400 LANCASTER DR NE
SALEM, OR 97305
Psychiatry & Neurology (Psychiatry)
2400 LANCASTER DR NE
SALEM, OR 97305
Nurse Practitioner (Family)
2400 LANCASTER DR NE
SALEM, OR 97305
Preventive Medicine (Occupational Medicine)
2400 LANCASTER DR NE
SALEM, OR 97305
Internal Medicine
2400 LANCASTER DR NE
SALEM, OR 97305
Optometrist
2400 LANCASTER DR NE
SALEM, OR 97305
Technician/Technologist (Optician)
2400 LANCASTER DR NE
SALEM, OR 97305
Optometrist
2400 LANCASTER DR NE
SALEM, OR 97305
Counselor
2400 LANCASTER DR NE
SALEM, OR 97305
Physician Assistant
2400 LANCASTER DR NE
SALEM, OR 97305
Internal Medicine
2400 LANCASTER DR NE
SALEM, OR 97305
Technician/Technologist (Optician)
2400 LANCASTER DR NE
SALEM, OR 97305
Technician/Technologist (Optician)
2400 LANCASTER DR NE, OPTICAL DEPARTMENT
SALEM, OR 97305
Ophthalmology
2400 LANCASTER DR NE
SALEM, OR 97305
Ophthalmology
2400 LANCASTER DR NE
SALEM, OR 97305
Internal Medicine
2400 LANCASTER DR NE
SALEM, OR 97305
Internal Medicine
2400 LANCASTER DR NE
SALEM, OR 97305

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1790798221, enumerated as an "individual" on August 14, 2006.

The provider is located at 2400 LANCASTER DR NE SALEM, OR 97305 and the phone number is (503) 361-5400.

Internal Medicine with taxonomy code 207R00000X.

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