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

CAROLINE FONSECA AGUIAR LMHC
NPI 1619661972
Counselor - Mental Health in San Francisco, CA

Active since June 07, 2023PECOS Enrolled
5214F DIAMOND HEIGHTS BLVD # 3422, SAN FRANCISCO, CA 94131(415) 360-3348 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 27, 2026, Mar 16, 2026, Dec 7, 2025 and 1 more (4 updates tracked since 2023).

About Caroline Fonseca Aguiar Lmhc NPPES

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

CAROLINE FONSECA AGUIAR LMHC (NPI 1619661972) is an individual mental health provider in San Francisco, California, licensed in New York (016061) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1619661972
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameCAROLINE FONSECA AGUIARCredential: LMHC
Location Address5214F DIAMOND HEIGHTS BLVD # 3422San Francisco, CA 94131-2175
Mailing Address4524 42nd StSunnyside, NY 11104-2957
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateJune 7, 2023
Last NPPES UpdateAugust 27, 20264 updates tracked since enumeration
NPPES CertifiedAugust 27, 2026
NPI 1619661972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
Licenses Licensed in NY · 016061 Licensed in FL · TPMC8297
5214F DIAMOND HEIGHTS BLVD # 3422, San Francisco, CA 94131

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Caroline Fonseca Aguiar Lmhc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID648775361
PECOS Enrollment IDI20250924002475
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.

Other Providers at the Same Location NPPES 5

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

Psychiatry & Neurology (Psychiatry)
5214F DIAMOND HEIGHTS BLVD # 3422
SAN FRANCISCO, CA 94131
Nurse Practitioner (Psychiatric/Mental Health)
5214F DIAMOND HEIGHTS BLVD # 3422
SAN FRANCISCO, CA 94131
Nurse Practitioner (Psychiatric/Mental Health)
5214F DIAMOND HEIGHTS BLVD # 3422
SAN FRANCISCO, CA 94131
Counselor (Mental Health)
5214F DIAMOND HEIGHTS BLVD # 3422
SAN FRANCISCO, CA 94131
Social Worker (Clinical)
5214F DIAMOND HEIGHTS BLVD # 3422
SAN FRANCISCO, CA 94131

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 Caroline Aguiar's NPI number?

The NPI number for Caroline Aguiar is 1619661972. It was assigned to this individual provider in the NPPES registry on June 7, 2023.

Where is Caroline Aguiar located?

Caroline Aguiar practices at 5214F Diamond Heights Blvd # 3422, San Francisco, CA 94131. The listed phone number is (415) 360-3348.

What is Caroline Aguiar's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Caroline Aguiar enrolled in Medicare?

Yes. Caroline Aguiar is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Caroline Aguiar accept?

Health plans from Providence Health Plan list Caroline Aguiar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Caroline Aguiar was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.