DOUGLAS H CHESSEN MD PC
NPI 1699700096
Substance Abuse Rehabilitation Facility in Newport News, VA

NPI Status: Active since July 12, 2006

Contact Information

12420 WARWICK BLVD
7-C
NEWPORT NEWS, VA
ZIP 23606
Phone: (757) 595-3900
Fax: (757) 595-0649

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  • Organization
  • Substance Abuse Rehabilitation Facility

About DOUGLAS H CHESSEN MD PC

This page provides the complete NPI Profile along with additional information for Douglas H Chessen Md Pc, a provider established in Newport News, Virginia operating as a Substance Abuse Rehabilitation Facility. The healthcare provider is registered in the NPI registry with number 1699700096 assigned on July 2006. The practitioner's primary taxonomy code is 324500000X with license number 009-02-001 (VA). The provider is registered as an organization and their NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The provider's . The authorized official of this NPI record is Dr. Douglas H Chessen Md (President)

NPI
1699700096
Provider Legal Name
DOUGLAS H CHESSEN MD PC
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
12420 WARWICK BLVD 7-C NEWPORT NEWS, VA 23606
Location Phone
(757) 595-3900
Location Fax
(757) 595-0649
Mailing Address
12420 WARWICK BLVD 7-C NEWPORT NEWS, VA 23606
Mailing Phone
(757) 595-3900
Mailing Fax
(757) 595-0649
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-12-2006
Last Update Date
09-11-2025
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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

Substance Abuse Rehabilitation Facility

Taxonomy Code
324500000X
Type
Residential Treatment Facilities
License No.
009-02-001
License State
VA
Taxonomy Description
A facility or distinct part of a facility that provides a 24 hr therapeutically planned living and rehabilitative intervention environment for the treatment of individuals with disorders in the abuse of drugs, alcohol, and other substances.

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)
12084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

 

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. DOUGLAS H CHESSEN MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(757) 595-3900

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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 1699700096, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
7
Doubled → 14 → 1 + 4
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
0
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
6
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 7 → 14 → 5 0 → 0 9 → 18 → 9

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 + 4 + 0 + 0 + 0 + 1 + 8 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1699700096.

Other Providers at the Same Location


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

Ophthalmology
12420 WARWICK BLVD, BLDG. 1, SUITE D
NEWPORT NEWS, VA 23606
Internal Medicine
12420 WARWICK BLVD, BLDG 3 SUITE 4A
NEWPORT NEWS, VA 23606
Internal Medicine
12420 WARWICK BLVD, BLDG. 3 SUITE 4A
NEWPORT NEWS, VA 23606
Social Worker (Clinical)
12420 WARWICK BLVD, BLDG.7 SUITE C
NEWPORT NEWS, VA 23606
Counselor (Mental Health)
12420 WARWICK BLVD, BLDG. 7 SUITE C
NEWPORT NEWS, VA 23606
Marriage & Family Therapist
12420 WARWICK BLVD, SUITE 7-C
NEWPORT NEWS, VA 23606
Family Medicine
12420 WARWICK BLVD, 7B
NEWPORT NEWS, VA 23606
Internal Medicine
12420 WARWICK BLVD, BLDG. 3-SUITE 4A
NEWPORT NEWS, VA 23606
Counselor (Professional)
12420 WARWICK BLVD, BLDG 7 SUITE C
NEWPORT NEWS, VA 23606
Internal Medicine
12420 WARWICK BLVD, BUILDING 3, SUITE 4A
NEWPORT NEWS, VA 23606
Nurse Practitioner (Women's Health)
12420 WARWICK BLVD, SUITE 5B
NEWPORT NEWS, VA 23606
Dentist
12420 WARWICK BLVD, SUITE1A
NEWPORT NEWS, VA 23606
Dentist (General Practice)
12420 WARWICK BLVD, 1A
NEWPORT NEWS, VA 23606
Family Medicine
12420 WARWICK BLVD, SUITE 5B
NEWPORT NEWS, VA 23606
Physical Medicine & Rehabilitation (Pain Medicine)
12420 WARWICK BLVD, BLDG. 3 SUITE C
NEWPORT NEWS, VA 23606
Registered Nurse (Women's Health Care, Ambulatory)
12420 WARWICK BLVD, BUILDING 5
NEWPORT NEWS, VA 23606
Dentist (Oral and Maxillofacial Surgery)
12420 WARWICK BLVD, SUITE 2A
NEWPORT NEWS, VA 23606
Dentist
12420 WARWICK BLVD, 1A
NEWPORT NEWS, VA 23606
Internal Medicine
12420 WARWICK BLVD, BLDG. 3
NEWPORT NEWS, VA 23606
Ophthalmology
12420 WARWICK BLVD, SUITE 1D
NEWPORT NEWS, VA 23606

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699700096, enumerated as an "organization" on July 12, 2006.

The provider is located at 12420 WARWICK BLVD 7-C NEWPORT NEWS, VA 23606 and the phone number is (757) 595-3900.

Substance Abuse Rehabilitation Facility with taxonomy code 324500000X.