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MR. SEAN VINCENT VALLOR LMFT, APC
NPI 1699333138
Marriage & Family Therapist in Belmont, CA

Active since May 30, 2019PECOS Enrolled
310 HARBOR BLVD BLDG E, BELMONT, CA 94002(650) 480-0865(650) 591-3043 Get Directions Write a Review

NPPES record last updated: April 27, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 27, 2021, Aug 20, 2019, May 30, 2019 (3 updates tracked since 2019).

About Mr. Sean Vincent Vallor Lmft, Apc NPPES

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

MR. SEAN VINCENT VALLOR LMFT, APC (NPI 1699333138) is an individual marriage & family therapist in Belmont, California, licensed in California (AMFT105081) and active in the NPI registry since May 2019. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1699333138
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameMR. SEAN VINCENT VALLORCredential: LMFT, APC
Location Address310 HARBOR BLVD BLDG EBelmont, CA 94002-4018
Mailing Address310 Harbor Blvd Bldg EBelmont, CA 94002-4018 · (650) 480-0865
Phone(650) 480-0865
Fax(650) 591-3043
Sole ProprietorNo
Enumeration DateMay 30, 2019
Last NPPES UpdateApril 27, 20213 updates tracked since enumeration
NPPES CertifiedApril 27, 2021
✔ NPI 1699333138 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · AMFT105081
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.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License APCC4872 (CA)
310 HARBOR BLVD BLDG E, Belmont, CA 94002
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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)

Mr. Sean Vincent Vallor Lmft, Apc 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 Sean Vallor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

San Mateo County
Same address
Community/Behavioral Health
310 HARBOR BLVD, BUILDING E
Belmont, CA 94002
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: County Of San Mateo
  • 597 clinicians in this Medicare group
NPI 1013103381 (650) 599-1093

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

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. TSUEY-JING FAN PH.D.
Psychologist (Clinical)
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (650) 573-2722
MR. MARK EDWARD ROSS CATC II
Community Health Worker
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (650) 802-6400
MARY CHRISTINE TAYLOR LMFT
Marriage & Family Therapist
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (650) 802-6400
CANDICE CAIN
Counselor (Addiction (Substance Use Disorder))
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (650) 515-1215
MR. ISAAC JOSEPH FREDERICK
Day Training/Habilitation Specialist
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (650) 802-3351
MISS MY-NGOC DINH NGUYEN
Marriage & Family Therapist
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (650) 542-8619
RAEESHA M BARNES MA
Marriage & Family Therapist
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (800) 686-0101
MR. JACKY GUAN
Marriage & Family Therapist
310 HARBOR BLVD BLDG E
BELMONT, CA 94002
San Mateo County (510) 815-9748

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 Sean Vallor's NPI number?

The NPI number for Sean Vallor is 1699333138. It was assigned to this individual provider in the NPPES registry on May 30, 2019.

Where is Sean Vallor located?

Sean Vallor practices at 310 Harbor Blvd Bldg E, Belmont, CA 94002. The listed phone number is (650) 480-0865.

What is Sean Vallor's specialty?

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

Is Sean Vallor enrolled in Medicare?

Yes. Sean Vallor is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sean Vallor's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sean Vallor reassigns Medicare benefits to San Mateo County (Belmont, 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 Sean Vallor'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 Sean Vallor was last updated on April 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.