DR. WILLIAM GRAYDON HARKER M.D.
NPI 1679522569
Internal Medicine - Hematology & Oncology in Salt Lake City, UT

NPI Status: Active since May 08, 2006

Contact Information

3838 S 700 E
SUITE 100
SALT LAKE CITY, UT
ZIP 84106
Phone: (801) 269-0231
Fax: (801) 269-0304

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  • Individual
  • Male
  • Internal Medicine
  • Hematology & Oncology

About WILLIAM HARKER

This page provides the complete NPI Profile along with additional information for William Harker, an internist established in Salt Lake City, Utah with a medical specialization in Internal Medicine, focusing in hematology & oncology . The healthcare provider is registered in the NPI registry with number 1679522569 assigned on May 2006. The practitioner's primary taxonomy code is 207RH0003X with license number 171684-1205 (UT). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1679522569
Provider Name
DR. WILLIAM GRAYDON HARKER M.D.
Gender
Male
Entity Type
Individual
Location Address
3838 S 700 E SUITE 100 SALT LAKE CITY, UT 84106
Location Phone
(801) 269-0231
Location Fax
(801) 269-0304
Mailing Address
1121 E 3900 S SUITE C-240 SALT LAKE CITY, UT 84124
Mailing Phone
(801) 266-0878
Mailing Fax
(801) 269-0304
Is Sole Proprietor?
No
Enumeration Date
05-08-2006
Last Update Date
12-27-2010
Code Navigator

An internist like William Harker 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 Hematology & Oncology

Taxonomy Code
207RH0003X
Type
Allopathic & Osteopathic Physicians
License No.
171684-1205
License State
UT
Taxonomy Description
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

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.

*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
005717202MEDICARE PIN (08)UT 
000062427MEDICARE PIN (08)UT 
107005216101OTHER (01)UTSELECT HEALTH
830002473OTHER (01)UTRAILROAD MEDICARE
A47017MEDICARE UPIN (02)UT 

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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 1679522569, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
2
Unchanged
Pos 7
2
Doubled → 4
Pos 8
5
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
9
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 7 → 14 → 5 5 → 10 → 1 2 → 4 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 0 + 2 + 4 + 5 + 1 + 2 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1679522569.

Other Providers at the Same Location


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

Anesthesiology
3838 S 700 E
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E
SALT LAKE CITY, UT 84106
Pain Medicine (Pain Medicine)
3838 S 700 E
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Pain Medicine (Pain Medicine)
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Pain Medicine (Pain Medicine)
3838 S 700 E, SUITE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Nurse Practitioner (Family)
3838 S 700 E, SUITE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, SUITE 200
SALT LAKE CITY, UT 84106
Nurse Anesthetist, Certified Registered
3838 S 700 E, SUITE 200
SALT LAKE CITY, UT 84106
Anesthesiology
3838 S 700 E, STE 200
SALT LAKE CITY, UT 84106
Nurse Anesthetist, Certified Registered
3838 S 700 E, SUITE 200
SALT LAKE CITY, UT 84106
Nurse Anesthetist, Certified Registered
3838 S 700 E, #200
SALT LAKE CITY, UT 84106
Internal Medicine (Hematology & Oncology)
3838 S 700 E, SUITE 100
SALT LAKE CITY, UT 84106
Physician Assistant
3838 S 700 E, SUITE 100
SALT LAKE CITY, UT 84106

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679522569, enumerated as an "individual" on May 08, 2006.

The provider is located at 3838 S 700 E SUITE 100 SALT LAKE CITY, UT 84106 and the phone number is (801) 269-0231.

Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.

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