DR. JEFFREY EDWARD CALHOUN DDS
NPI 1699831743
Dentist - Oral and Maxillofacial Pathology in Lompoc, CA

NPI Status: Active since December 30, 2006

Contact Information

1201 E OCEAN AVE
SUITE D
LOMPOC, CA
ZIP 93436
Phone: (805) 735-3787

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  • Individual
  • Male
  • Dentist
  • Oral and Maxillofacial Pathology

About JEFFREY CALHOUN

This page provides the complete NPI Profile along with additional information for Jeffrey Calhoun, a provider established in Lompoc, California with a medical specialization in Dentist, focusing in oral and maxillofacial pathology . The healthcare provider is registered in the NPI registry with number 1699831743 assigned on December 2006. The practitioner's primary taxonomy code is 1223P0106X with license number 24753 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1699831743
Provider Name
DR. JEFFREY EDWARD CALHOUN DDS
Gender
Male
Entity Type
Individual
Location Address
1201 E OCEAN AVE SUITE D LOMPOC, CA 93436
Location Phone
(805) 735-3787
Mailing Address
1201 E OCEAN AVE SUITE D LOMPOC, CA 93436
Mailing Phone
(805) 735-3787
Is Sole Proprietor?
No
Enumeration Date
12-30-2006
Last Update Date
09-11-2025
Code Navigator

A dentist like Jeffrey Calhoun is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist Oral and Maxillofacial Pathology

Taxonomy Code
1223P0106X
Type
Dental Providers
License No.
24753
License State
CA
Taxonomy Description
The specialty of dentistry and discipline of pathology that deals with the nature, identification, and management of diseases affecting the oral and maxillofacial regions. It is a science that investigates the causes, processes, and effects of these diseases. The practice of oral and maxillofacial pathology includes research and diagnosis of diseases using clinical, radiographic, microscopic, biochemical, or other examinations.

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)
11223G0001XDental Providers

Dentist
General Practice

24753 (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 1699831743, 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 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
6
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
3
Unchanged
Pos 7
1
Doubled → 2
Pos 8
7
Unchanged
Pos 9
4
Doubled → 8
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 9 → 18 → 9 8 → 16 → 7 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 8 + 9 + 1 + 6 + 3 + 2 + 7 + 8 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1699831743.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Internal Medicine (Hematology & Oncology)
1201 E OCEAN AVE, SUITE A
LOMPOC, CA 93436
Internal Medicine (Hematology & Oncology)
1201 E OCEAN AVE, SUITE A
LOMPOC, CA 93436
Physical Therapist
1201 E OCEAN AVE, SUITE A
LOMPOC, CA 93436
Dentist
1201 E OCEAN AVE, STE. G
LOMPOC, CA 93436
Physical Therapy Assistant
1201 E OCEAN AVE
LOMPOC, CA 93436
Physical Therapy Assistant
1201 E OCEAN AVE
LOMPOC, CA 93436
Orthopaedic Surgery (Sports Medicine)
1201 E OCEAN AVE, SUITE B
LOMPOC, CA 93436
Physical Therapist
1201 E OCEAN AVE
LOMPOC, CA 93436
Physical Therapist (Orthopedic)
1201 E OCEAN AVE
LOMPOC, CA 93436

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699831743, enumerated as an "individual" on December 30, 2006.

The provider is located at 1201 E OCEAN AVE SUITE D LOMPOC, CA 93436 and the phone number is (805) 735-3787.

Dentist with taxonomy code 1223P0106X and a focus in Oral and Maxillofacial Pathology.