DR. YON YARN D.O.
NPI 1023045309
Internal Medicine in Lancaster, CA

NPI Status: Active since June 26, 2006

Contact Information

43839 15TH ST W
LANCASTER, CA
ZIP 93534
Phone: (661) 951-3009

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  • Individual
  • Male
  • Internal Medicine

About YON YARN

This page provides the complete NPI Profile along with additional information for Yon Yarn, an internist established in Lancaster, California with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1023045309 assigned on June 2006. The practitioner's primary taxonomy code is 207R00000X with license number 20A9285 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1023045309
Provider Name
DR. YON YARN D.O.
Gender
Male
Entity Type
Individual
Location Address
43839 15TH ST W LANCASTER, CA 93534
Location Phone
(661) 951-3009
Mailing Address
10311 SIRRETTA PEAK PL BAKERSFIELD, CA 93311
Mailing Phone
(661) 808-4353
Is Sole Proprietor?
No
Enumeration Date
06-26-2006
Last Update Date
03-07-2023
Code Navigator

An internist like Yon Yarn 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

Secondary Locations

  • 212 Goodman St
    Bakersfield, CA 93305
    (661) 633-9753

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.
20A9285
License State
CA
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)
1207LP2900XAllopathic & Osteopathic Physicians

Anesthesiology
Pain Medicine

20A9285 (CA)
2208VP0014XAllopathic & Osteopathic Physicians

Pain Medicine
Interventional Pain Medicine

20A9285 (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
020A92851MEDICAID (05)CA 
20A9285OTHER (01)CAMEDICAL LICENSE

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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 1023045309, 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 41. The final step is to find the difference between that total and the next multiple of ten (50 - 41 = 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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
3
Unchanged
Pos 9
0
Doubled → 0
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 2 → 4 0 → 0 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 0 + 4 + 1 + 0 + 3 + 0 + 24 = 41

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

The next multiple of ten after 41 is 50. The difference is the calculated check digit.

50 - 41 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1023045309.

Other Providers at the Same Location


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

Emergency Medicine
43839 15TH ST W
LANCASTER, CA 93534
Internal Medicine
43839 15TH ST W
LANCASTER, CA 93534
Surgery (Plastic and Reconstructive Surgery)
43839 15TH ST W
LANCASTER, CA 93534
Physician Assistant
43839 15TH ST W
LANCASTER, CA 93534
Internal Medicine
43839 15TH ST W
LANCASTER, CA 93534
Hospitalist
43839 15TH ST W
LANCASTER, CA 93534
Internal Medicine
43839 15TH ST W
LANCASTER, CA 93534
Pediatrics
43839 15TH ST W
LANCASTER, CA 93534
Nurse Practitioner (Family)
43839 15TH ST W
LANCASTER, CA 93534
Internal Medicine
43839 15TH ST W
LANCASTER, CA 93534
Preventive Medicine (Occupational Medicine)
43839 15TH ST W
LANCASTER, CA 93534
Internal Medicine
43839 15TH ST W
LANCASTER, CA 93534
Surgery
43839 15TH ST W
LANCASTER, CA 93534
Physician Assistant
43839 15TH ST W
LANCASTER, CA 93534
Physician Assistant
43839 15TH ST W
LANCASTER, CA 93534
Physician Assistant
43839 15TH ST W
LANCASTER, CA 93534
Emergency Medicine
43839 15TH ST W
LANCASTER, CA 93534
Family Medicine
43839 15TH ST W
LANCASTER, CA 93534
Internal Medicine (Cardiovascular Disease)
43839 15TH ST W, SUITE A
LANCASTER, CA 93534
Physician Assistant
43839 15TH ST W
LANCASTER, CA 93534

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023045309, enumerated as an "individual" on June 26, 2006.

The provider is located at 43839 15TH ST W LANCASTER, CA 93534 and the phone number is (661) 951-3009.

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.