MS. DONNA CERTO ILSTRUP M.F.T.
NPI 1497933550
Marriage & Family Therapist in Soquel, CA

NPI Status: Active since January 31, 2008

Contact Information

5905 SOQUEL DR
SUITE 600
SOQUEL, CA
ZIP 95073
Phone: (831) 239-8414

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  • Individual
  • Female
  • Marriage & Family Therapist
  • Opted-Out Medicare

About DONNA ILSTRUP

This page provides the complete NPI Profile along with additional information for Donna Ilstrup, a provider established in Soquel, California with a medical specialization in Marriage & Family Therapist. The healthcare provider is registered in the NPI registry with number 1497933550 assigned on January 2008. The practitioner's primary taxonomy code is 106H00000X with license number MFC39534 (CA). The provider is registered as an individual and her NPI record was last updated 18 years ago.

NPI
1497933550
Provider Name
MS. DONNA CERTO ILSTRUP M.F.T.
Gender
Female
Entity Type
Individual
Location Address
5905 SOQUEL DR SUITE 600 SOQUEL, CA 95073
Location Phone
(831) 239-8414
Mailing Address
5905 SOQUEL DR SUITE 600 SOQUEL, CA 95073
Mailing Phone
(831) 239-8414
Is Sole Proprietor?
Yes
Enumeration Date
01-31-2008
Last Update Date
01-31-2008
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A marriage and family therapist like Donna Ilstrup 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.

The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Donna Ilstrup opted out of Medicare effective on 01-01-2024 until 01-01-2026. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

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

Marriage & Family Therapist

Taxonomy Code
106H00000X
Type
Behavioral Health & Social Service Providers
License No.
MFC39534
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

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.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 01-01-2024

  • Opt-Out End Date: 01-01-2026

  • Eligible to Order and Refer? No

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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 1497933550, 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 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
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
7
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
5
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
0
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 9 → 18 → 9 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 + 4 + 1 + 8 + 7 + 1 + 8 + 3 + 6 + 5 + 1 + 0 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1497933550.

Other Providers at the Same Location


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

Marriage & Family Therapist
5905 SOQUEL DR
SOQUEL, CA 95073
Chiropractor
5905 SOQUEL DR, SUITE #150
SOQUEL, CA 95073
Counselor
5905 SOQUEL DR, SUITE 400
SOQUEL, CA 95073
Marriage & Family Therapist
5905 SOQUEL DR, SUITE #600
SOQUEL, CA 95073
Marriage & Family Therapist
5905 SOQUEL DR
SOQUEL, CA 95073
Marriage & Family Therapist
5905 SOQUEL DR, #400
SOQUEL, CA 95073
Social Worker (Clinical)
5905 SOQUEL DR, SUITE # 600
SOQUEL, CA 95073
Marriage & Family Therapist
5905 SOQUEL DR, SUITE 550
SOQUEL, CA 95073
Counselor (Mental Health)
5905 SOQUEL DR, SUITE 500
SOQUEL, CA 95073
Psychologist (Clinical)
5905 SOQUEL DR, 600
SOQUEL, CA 95073
Community/Behavioral Health
5905 SOQUEL DR, #400
SOQUEL, CA 95073
Marriage & Family Therapist
5905 SOQUEL DR, STE 200
SOQUEL, CA 95073
Counselor (Mental Health)
5905 SOQUEL DR, SUITE 650
SOQUEL, CA 95073
Psychologist
5905 SOQUEL DR, STE. 550
SOQUEL, CA 95073
Marriage & Family Therapist
5905 SOQUEL DR, SUITE 500
SOQUEL, CA 95073
Counselor (Mental Health)
5905 SOQUEL DR
SOQUEL, CA 95073
Psychologist (Clinical)
5905 SOQUEL DR, STE 500
SOQUEL, CA 95073
Psychologist
5905 SOQUEL DR, SUITE 600
SOQUEL, CA 95073
Counselor
5905 SOQUEL DR, 550
SOQUEL, CA 95073
Social Worker (Clinical)
5905 SOQUEL DR, STE 400
SOQUEL, CA 95073

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497933550, enumerated as an "individual" on January 31, 2008.

The provider is located at 5905 SOQUEL DR SUITE 600 SOQUEL, CA 95073 and the phone number is (831) 239-8414.

Marriage & Family Therapist with taxonomy code 106H00000X.