DR. WILLIAM DAVID KOLTUN MD
NPI 1124010483
Obstetrics & Gynecology - Gynecology in San Diego, CA

NPI Status: Active since August 22, 2005

Contact Information

9040 FRIARS RD
SUITE 540
SAN DIEGO, CA
ZIP 92108
Phone: (619) 521-2830
Fax: (619) 521-2830

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  • Individual
  • Male
  • Obstetrics & Gynecology
  • Gynecology

About WILLIAM KOLTUN

This page provides the complete NPI Profile along with additional information for William Koltun, a women's health care provider established in San Diego, California with a medical specialization in Obstetrics & Gynecology, focusing in gynecology . The healthcare provider is registered in the NPI registry with number 1124010483 assigned on August 2005. The practitioner's primary taxonomy code is 207VG0400X with license number A030767 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1124010483
Provider Name
DR. WILLIAM DAVID KOLTUN MD
Gender
Male
Entity Type
Individual
Location Address
9040 FRIARS RD SUITE 540 SAN DIEGO, CA 92108
Location Phone
(619) 521-2830
Location Fax
(619) 521-2830
Mailing Address
9040 FRIARS RD SUITE 540 SAN DIEGO, CA 92108
Mailing Phone
(619) 521-2830
Mailing Fax
(619) 521-2830
Is Sole Proprietor?
Yes
Enumeration Date
08-22-2005
Last Update Date
07-08-2007
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Women's health care providers like William Koltun treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology Gynecology

Taxonomy Code
207VG0400X
Type
Allopathic & Osteopathic Physicians
License No.
A030767
License State
CA
Taxonomy Description
A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee

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
A26225MEDICARE UPIN (02)CA 

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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 1124010483, 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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
0
Doubled → 0
Pos 6
1
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 2 → 4 0 → 0 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 0 + 1 + 0 + 4 + 1 + 6 + 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 1124010483.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Occupational Therapist (Hand)
9040 FRIARS RD, SUITE 410
SAN DIEGO, CA 92108
Social Worker (Clinical)
9040 FRIARS RD, SUITE 420
SAN DIEGO, CA 92108
Orthopaedic Surgery
9040 FRIARS RD, SUITE 230
SAN DIEGO, CA 92108
Psychologist (Clinical)
9040 FRIARS RD, SUITE 420
SAN DIEGO, CA 92108
Obstetrics & Gynecology (Gynecology)
9040 FRIARS RD, SUITE 540
SAN DIEGO, CA 92108
Physical Therapist (Orthopedic)
9040 FRIARS RD, SUITE 230
SAN DIEGO, CA 92108
Chiropractor
9040 FRIARS RD, STE 400
SAN DIEGO, CA 92108
Psychologist
9040 FRIARS RD, SUITE 400
SAN DIEGO, CA 92108
Physician Assistant
9040 FRIARS RD, #400
SAN DIEGO, CA 92108
Psychologist (Clinical)
9040 FRIARS RD, STE 420
SAN DIEGO, CA 92108
Physical Medicine & Rehabilitation
9040 FRIARS RD, SUITE 400
SAN DIEGO, CA 92108
Dentist (General Practice)
9040 FRIARS RD, SUITE 535
SAN DIEGO, CA 92108
Physician Assistant
9040 FRIARS RD, SUITE 400
SAN DIEGO, CA 92108
Psychologist
9040 FRIARS RD, SUITE 400
SAN DIEGO, CA 92108
Clinic/Center (Physical Therapy)
9040 FRIARS RD, SUITE 410
SAN DIEGO, CA 92108
Physician Assistant
9040 FRIARS RD, STE. 230
SAN DIEGO, CA 92108

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124010483, enumerated as an "individual" on August 22, 2005.

The provider is located at 9040 FRIARS RD SUITE 540 SAN DIEGO, CA 92108 and the phone number is (619) 521-2830.

Obstetrics & Gynecology with taxonomy code 207VG0400X and a focus in Gynecology.

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