DAVID GREENWOOD MA, MS, CCH
NPI 1104218163
Counselor - Mental Health in Bellevue, WA

NPI Status: Active since February 28, 2015

Contact Information

11900 NE 1ST ST STE 300
BELLEVUE, WA
ZIP 98005
Phone: (425) 214-7450
Fax: (425) 214-7301

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  • Individual
  • Male
  • Counselor
  • Mental Health

About DAVID GREENWOOD

This page provides the complete NPI Profile along with additional information for David Greenwood, a provider established in Bellevue, Washington with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1104218163 assigned on February 2015. The practitioner's primary taxonomy code is 101YM0800X with license number HP60519284 (WA). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI
1104218163
Provider Name
DAVID GREENWOOD MA, MS, CCH
Gender
Male
Entity Type
Individual
Location Address
11900 NE 1ST ST STE 300 BELLEVUE, WA 98005
Location Phone
(425) 214-7450
Location Fax
(425) 214-7301
Mailing Address
11900 NE 1ST ST STE 300 BELLEVUE, WA 98005
Mailing Phone
(425) 214-7450
Mailing Fax
(425) 214-7301
Is Sole Proprietor?
Yes
Enumeration Date
02-28-2015
Last Update Date
02-28-2015
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A mental health counselor like David Greenwood provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
HP60519284
License State
WA

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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 1104218163, 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
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
2
Doubled → 4
Pos 6
1
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
1
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 0 → 0 2 → 4 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 4 + 1 + 1 + 6 + 1 + 1 + 2 + 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 1104218163.

Other Providers at the Same Location


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

Marriage & Family Therapist
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
Marriage & Family Therapist
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
In Home Supportive Care
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
In Home Supportive Care
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
Home Health
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
Nurse Practitioner (Psychiatric/Mental Health)
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
Counselor (Mental Health)
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
Counselor (Mental Health)
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005
In Home Supportive Care
11900 NE 1ST ST STE 300
BELLEVUE, WA 98005

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104218163, enumerated as an "individual" on February 28, 2015.

The provider is located at 11900 NE 1ST ST STE 300 BELLEVUE, WA 98005 and the phone number is (425) 214-7450.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.