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TINA NGUYEN WOLFF
NPI 1174041586
Social Worker - Clinical in Tustin, CA

Active since September 06, 2017PECOS Enrolled
13217 JAMBOREE RD STE 434, TUSTIN, CA 92782(949) 229-1962 Get Directions Write a Review

NPPES record last updated: April 19, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 19, 2024, Sep 27, 2022 (2 updates tracked since 2022).

About Tina Nguyen Wolff NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TINA NGUYEN WOLFF (NPI 1174041586) is an individual clinical provider in Tustin, California, licensed in California (108241) and active in the NPI registry since September 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1174041586
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameTINA NGUYEN WOLFF
Location Address13217 JAMBOREE RD STE 434Tustin, CA 92782-9158
Mailing Address13217 Jamboree Rd Ste 434Tustin, CA 92782-9158
Phone(949) 229-1962
Sole ProprietorNo
Enumeration DateSeptember 6, 2017
Last NPPES UpdateApril 19, 20242 updates tracked since enumeration
NPPES CertifiedApril 19, 2024
✔ NPI 1174041586 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · 108241
Definition
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.
13217 JAMBOREE RD STE 434, Tustin, CA 92782
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tina Nguyen Wolff is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Tina Wolff reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Grow Healthcare Group PC
339 mi
Mental Health
99 S ALMADEN BLVD STE 600
San Jose, CA 95113
  • Reassigned Medicare billing, California enrollment
  • 3,139 clinicians in this Medicare group
NPI 1154994846 (408) 402-4385

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92782 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $62.96 – $187.60
Typical copayment $0.00 (range $15.74 – $46.90)
Most-billed visit code NA
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tina Wolff's NPI number?

The NPI number for Tina Wolff is 1174041586. It was assigned to this individual provider in the NPPES registry on September 6, 2017.

Where is Tina Wolff located?

Tina Wolff practices at 13217 Jamboree Rd Ste 434, Tustin, CA 92782. The listed phone number is (949) 229-1962.

What is Tina Wolff's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Tina Wolff enrolled in Medicare?

Yes. Tina Wolff is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tina Wolff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tina Wolff reassigns Medicare benefits to Grow Healthcare Group PC (San Jose, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tina Wolff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tina Wolff was last updated on April 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.