DR. DAVID ALAN BLOCK M.D.
NPI 1699753756
Psychiatry & Neurology - Child & Adolescent Psychiatry in Mc Lean, VA

NPI Status: Active since January 08, 2006

Contact Information

1314 VINCENT PL
SUITE 1
MC LEAN, VA
ZIP 22101
Phone: (703) 821-8128
Fax: (703) 821-5076

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Child & Adolescent Psychiatry

About DAVID BLOCK

This page provides the complete NPI Profile along with additional information for David Block, a provider established in Mc Lean, Virginia with a medical specialization in Psychiatry & Neurology, focusing in child & adolescent psychiatry . The healthcare provider is registered in the NPI registry with number 1699753756 assigned on January 2006. The practitioner's primary taxonomy code is 2084P0804X with license number 0101025707 (VA). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1699753756
Provider Name
DR. DAVID ALAN BLOCK M.D.
Gender
Male
Entity Type
Individual
Location Address
1314 VINCENT PL SUITE 1 MC LEAN, VA 22101
Location Phone
(703) 821-8128
Location Fax
(703) 821-5076
Mailing Address
1314 VINCENT PL SUITE 1 MC LEAN, VA 22101
Mailing Phone
(703) 821-8128
Mailing Fax
(703) 821-5076
Is Sole Proprietor?
Yes
Enumeration Date
01-08-2006
Last Update Date
07-09-2010
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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

Psychiatry & Neurology Child & Adolescent Psychiatry

Taxonomy Code
2084P0804X
Type
Allopathic & Osteopathic Physicians
License No.
0101025707
License State
VA
Taxonomy Description
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

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
C62518MEDICARE UPIN (02) 

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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 1699753756, 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 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
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
7
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 3 → 6 5 → 10 → 1

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 + 5 + 6 + 7 + 1 + 0 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1699753756.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Child & Adolescent Psychiatry)
1314 VINCENT PL
MCLEAN, VA 22101
Psychiatry & Neurology (Psychiatry)
1314 VINCENT PL
MCLEAN, VA 22101

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699753756, enumerated as an "individual" on January 08, 2006.

The provider is located at 1314 VINCENT PL SUITE 1 MC LEAN, VA 22101 and the phone number is (703) 821-8128.

Psychiatry & Neurology with taxonomy code 2084P0804X and a focus in Child & Adolescent Psychiatry.

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