DR. GERALD WILLIAM ONDASH MD
NPI 1730102153
Internal Medicine in Vista, CA

NPI Status: Active since July 26, 2006

Contact Information

130 CEDAR RD
VISTA, CA
ZIP 92083
Phone: (760) 806-5820

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  • Individual
  • Male
  • Internal Medicine

About GERALD ONDASH

This page provides the complete NPI Profile along with additional information for Gerald Ondash, an internist established in Vista, California with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1730102153 assigned on July 2006. The practitioner's primary taxonomy code is 207R00000X with license number C31572 (CA). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI
1730102153
Provider Name
DR. GERALD WILLIAM ONDASH MD
Gender
Male
Entity Type
Individual
Location Address
130 CEDAR RD VISTA, CA 92083
Location Phone
(760) 806-5820
Mailing Address
10790 RANCHO BERNARDO RD SAN DIEGO, CA 92127
Mailing Phone
(760) 806-5820
Is Sole Proprietor?
No
Enumeration Date
07-26-2006
Last Update Date
10-05-2017
Code Navigator

An internist like Gerald Ondash 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.
C31572
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)
1207QG0300XAllopathic & Osteopathic Physicians

Family Medicine
Geriatric Medicine

C31572 (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
A34624MEDICARE UPIN (02)CA 
WC31572JMEDICARE ID-TYPE UNSPECIFIED (04)CA 
00C315720MEDICAID (05)CA 

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 25 times for 22 patients

New patient office or other outpatient visit, 15-29 minutes

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

This service was performed 17 times for 17 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 13 times for 13 patients

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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 1730102153, we treat the final digit (3) 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).

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
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
0
Unchanged
Pos 7
2
Doubled → 4
Pos 8
1
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
3
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 3 → 6 1 → 2 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 2 + 0 + 4 + 1 + 1 + 0 + 24 = 47

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

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1730102153.

Other Providers at the Same Location


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

Registered Nurse
130 CEDAR RD
VISTA, CA 92083
Family Medicine
130 CEDAR RD, #220
VISTA, CA 92083
Family Medicine
130 CEDAR RD
VISTA, CA 92083
Internal Medicine
130 CEDAR RD
VISTA, CA 92083
Internal Medicine (Geriatric Medicine)
130 CEDAR RD, SUITE 310
VISTA, CA 92083
Family Medicine
130 CEDAR RD, SUITE NUMBER 230
VISTA, CA 92083
Registered Nurse (Diabetes Educator)
130 CEDAR RD
VISTA, CA 92083
Family Medicine
130 CEDAR RD, # 100
VISTA, CA 92083
Physical Medicine & Rehabilitation
130 CEDAR RD
VISTA, CA 92083
Nurse Practitioner (Family)
130 CEDAR RD
VISTA, CA 92083
Physical Therapist
130 CEDAR RD, STE. 100
VISTA, CA 92083
Physical Therapist (Orthopedic)
130 CEDAR RD
VISTA, CA 92083
Physical Therapist
130 CEDAR RD
VISTA, CA 92083
Family Medicine
130 CEDAR RD
VISTA, CA 92083
Nurse Practitioner (Adult Health)
130 CEDAR RD
VISTA, CA 92083
Nurse Practitioner (Family)
130 CEDAR RD
VISTA, CA 92083
Family Medicine
130 CEDAR RD
VISTA, CA 92083
Family Medicine
130 CEDAR RD
VISTA, CA 92083
Physician Assistant
130 CEDAR RD
VISTA, CA 92083
Family Medicine
130 CEDAR RD
VISTA, CA 92083

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730102153, enumerated as an "individual" on July 26, 2006.

The provider is located at 130 CEDAR RD VISTA, CA 92083 and the phone number is (760) 806-5820.

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.