Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JYLL MAXWELL LMFT
NPI 1609302496
Marriage & Family Therapist in Grover Beach, CA

Q: What is Jyll Maxwell's NPI number?

The NPI number for Jyll Maxwell is 1609302496. It was assigned to this individual provider in the NPPES registry on May 11, 2017.

Q: What is Jyll Maxwell's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Q: Is Jyll Maxwell enrolled in Medicare?

No. Jyll Maxwell has opted out of Medicare through January 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Q: When was this NPI record last updated?

The NPPES record for Jyll Maxwell was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.

Active since May 11, 2017Opted out of Medicare · through Jan 1, 2028

911 S 9TH ST, GROVER BEACH, CA 93433(805) 709-7720 Get Directions Write a Review

NPPES record last updated: August 28, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Aug 28, 2026, May 11, 2017 (2 updates tracked since 2017).

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About Jyll Maxwell Lmft NPPES

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

JYLL MAXWELL LMFT (NPI 1609302496) is an individual marriage & family therapist in Grover Beach, California, licensed in California (133662) and active in the NPI registry since May 2017. She has opted out of Medicare through January 1, 2028.

NPPES Registry Identity

NPI1609302496

Entity TypeIndividualFemale

Primary Taxonomy106H00000X

Provider Legal NameJYLL MAXWELLCredential: LMFT

Location Address911 S 9TH STGrover Beach, CA 93433-2776

Mailing Address911 S 9th StGrover Beach, CA 93433-2776 · (805) 709-7720

Phone(805) 709-7720

Sole ProprietorYes

Enumeration DateMay 11, 2017

Last NPPES UpdateAugust 28, 20262 updates tracked since enumeration

NPPES CertifiedAugust 28, 2026

✔ NPI 1609302496 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

License✔ Licensed in CA · 133662

Definition

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.

911 S 9TH ST, Grover Beach, CA 93433

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Jyll Maxwell Lmft has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 1, 2024 through January 1, 2028.

Opt-Out Effective DateJanuary 1, 2024

Opt-Out In Effect ThroughJanuary 1, 2028Opt-out affidavits renew automatically every two years unless cancelled

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 Jyll Maxwell's NPI number?

The NPI number for Jyll Maxwell is 1609302496. It was assigned to this individual provider in the NPPES registry on May 11, 2017.

Where is Jyll Maxwell located?

Jyll Maxwell practices at 911 S 9th St, Grover Beach, CA 93433. The listed phone number is (805) 709-7720.

What is Jyll Maxwell's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Jyll Maxwell enrolled in Medicare?

No. Jyll Maxwell has opted out of Medicare through January 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Jyll Maxwell was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.