DEBORAH SUE DUELL-STEPHENS LMFT
NPI 1609166750
Marriage & Family Therapist in Walnut Creek, CA

NPI Status: Active since April 11, 2011

Contact Information

2970 CAMINO DIABLO STE 300
WALNUT CREEK, CA
ZIP 94597
Phone: (925) 282-1778
Fax: (415) 296-5299

NPI Profile Information
Primary Taxonomy
Secondary Locations
Medicare Participation & PECOS Status
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Marriage & Family Therapist
PECOS Enrolled

About DEBORAH SUE DUELL-STEPHENS

This page provides the complete NPI Profile along with additional information for Deborah Sue Duell-stephens, a provider established in Walnut Creek, California with a medical specialization in Marriage & Family Therapist. The healthcare provider is registered in the NPI registry with number 1609166750 assigned on April 2011. The practitioner's primary taxonomy code is 106H00000X with license number 97103 (CA). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI: 1609166750
Provider Name: DEBORAH SUE DUELL-STEPHENS LMFT
Gender: Female
Entity Type: Individual
Location Address: 2970 CAMINO DIABLO STE 300 WALNUT CREEK, CA 94597
Location Phone: (925) 282-1778
Location Fax: (415) 296-5299
Mailing Address: 2970 CAMINO DIABLO STE 300 WALNUT CREEK, CA 94597
Mailing Phone: (925) 282-1778
Mailing Fax: (415) 296-5299
Is Sole Proprietor?: No
Enumeration Date: 04-11-2011
Last Update Date: 04-16-2024
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A marriage and family therapist like Deborah Sue Duell-stephens help patients manage problems with their family and other relationships. Marriage and family therapists encourage clients to discuss their emotions and experiences and, develop strategies and skills to change behavior and cope with difficult situations. Many therapists apply cognitive behavioral therapy to help patients understand harmful thoughts, feelings, and also teach patients how to replace them with positive, life-enhancing ones.

Location Map

Secondary Locations

5750 Sunrise Blvd Ste 200-O
Citrus Heights, CA 95610
(916) 587-0156

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: Marriage & Family Therapist
Taxonomy Code: 106H00000X
Type: Behavioral Health & Social Service Providers
License No.: 97103
License State: CA
Taxonomy Description: A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

Medicare Participation & PECOS Enrollment Status

Deborah Sue Duell-stephens is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Durable Medical Equipment (DME).

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: No
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): No
Eligible to Order or Refer Power Mobility Devices: No

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 1609166750, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 0

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 10 → 1 + 0

Check

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 1 → 2 6 → 12 → 3 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 + 0 + 9 + 2 + 6 + 1 + 2 + 7 + 1 + 0 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0

This NPI is valid

The calculated check digit is 0, which matches the last digit of 1609166750.