MISS MARGARET JANE YARNELL M.S.W.
NPI 1659575397
Social Worker - Clinical in Watsonville, CA

NPI Status: Active since June 14, 2007

Contact Information

1430 FREEDOM BLVD STE F
WATSONVILLE, CA
ZIP 95076
Phone: (831) 763-8247
Fax: (831) 783-8282

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  • Individual
  • Female
  • Social Worker
  • Clinical

About MARGARET YARNELL

This page provides the complete NPI Profile along with additional information for Margaret Yarnell, a provider established in Watsonville, California with a medical specialization in Social Worker, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1659575397 assigned on June 2007. The practitioner's primary taxonomy code is 1041C0700X with license number 24029 (CA). The provider is registered as an individual and her NPI record was last updated July 2025.

NPI
1659575397
Provider Name
MISS MARGARET JANE YARNELL M.S.W.
Gender
Female
Entity Type
Individual
Location Address
1430 FREEDOM BLVD STE F WATSONVILLE, CA 95076
Location Phone
(831) 763-8247
Location Fax
(831) 783-8282
Mailing Address
1400 EMELINE AVE BLDG K SANTA CRUZ, CA 95060
Mailing Phone
(831) 454-4417
Mailing Fax
(831) 783-8282
Is Sole Proprietor?
No
Enumeration Date
06-14-2007
Last Update Date
07-17-2025
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A clinical social worker like Margaret Yarnell is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

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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

Social Worker Clinical

Taxonomy Code
1041C0700X
Type
Behavioral Health & Social Service Providers
License No.
24029
License State
CA
Taxonomy Description
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

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)
11041C0700XBehavioral Health & Social Service Providers

Social Worker
Clinical

SW 6144 (FL)

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
D6240160OTHER (01)CADRIVER LICENSE

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NPI Validation Check Digit Calculation


The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.

Start with the original NPI number, the last digit is the check digit and is not used in the calculation.
1659575397
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
2610910710318
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 6 + 1 + 0 + 9 + 1 + 0 + 7 + 1 + 0 + 3 + 1 + 8 + 24 = 63
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
70 - 63 = 77

The NPI number 1659575397 is valid because the calculated check digit 7 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 10 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1922016294 HASSAN S DINAKAR MD
Individual
Psychiatry & Neurology (Psychiatry)1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 763-8200
1144701152 KARISSA LOPEZ LMFT
Individual
Marriage & Family Therapist1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(800) 952-2335
1780132894 OSCAR ROCHA-FERNANDEZ
Individual
Social Worker1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 201-3818
1215486485 ASHLEY LOPEZ ZAMORA
Individual
Social Worker (Clinical)1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 763-8200
1609071430 MARIO OLIVARES II
Individual
Rehabilitation Practitioner1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 763-8245
1053515817MR. FERNANDO DE ANDA
Individual
Rehabilitation Practitioner1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 763-8200
1255096400 MARIBEL CAMPOS
Individual
Adult Companion1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 454-4170
1629250659MRS. DEBBIE GARZA
Individual
Rehabilitation Practitioner1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 763-8200
1992216949 DOUGLAS CALDER HOLMES
Individual
Rehabilitation Practitioner1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 454-5207
1447683206 DONNA JENSEN LEWIS MA, LMFT
Individual
Marriage & Family Therapist1430 FREEDOM BLVD STE F
WATSONVILLE, CA 95076
(831) 763-8451

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659575397, enumerated in the NPI registry as an "individual" on June 14, 2007

The provider is located at 1430 Freedom Blvd Ste F Watsonville, Ca 95076 and the phone number is (831) 763-8247

The provider's speciality is Social Worker with taxonomy code 1041C0700X with a focus in Clinical

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to make sure your health plan is currently accepted.

This NPI record was last updated on June 14, 2007. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
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