CHIARA MAE TOSOC – Psychiatric/Mental Health Nurse Practitioner, NPI 1174103261

CHIARA MAE TOSOC is a healthcare provider. based in Concord, California. specializing in NURSE PRACTITIONER. They hold a License No. 95075722 (CA). The NPI Number for CHIARA MAE TOSOC is 1174103261

Main info

Female
2 Years Of Experience
Accepts Medicare Assignment
Name
CHIARA MAE TOSOC
NPI
1174103261
Phone
(215) 427-5800
Address
1420 WILLOW PASS RD
Enumeration Date
12 April 2021
Last Update Date
15 December 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2154275800
Graduation Year
2024 (2 years ago)
PAC ID
8325574460
Group Practice PAC ID
1951398452
Professional Enrollment ID
I20241212000335
Address ID
PA191343832PH2055XAVEX400
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience43
Completeness85
Years active:5State licenses:2Digital endpointsOther names

16,353 NURSE PRACTITIONER in CA

Provider Addresses for CHIARA MAE TOSOC

  • 1420 WILLOW PASS RD

    CONCORD, CA 945205823

    Phone: (215) 427-5800

    Type: Location

  • 1420 WILLOW PASS RD STE 200

    CONCORD, CA 945205823

    Phone:

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 6 Open Payments records for all available years, with a total value of $173.

Total Amount is formed as General ($173) + Research ($0) + Ownership ($0) = $173.

Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($122).

Total Amount

$173

General + Research + Ownership

Payments

6

Total payment records

General Amount

$173

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-17

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2024-12-12

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20241212000335INurse PractitionerPATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 94520)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 1951398452View full group profile
NameSpecialtyState
-PA
Nurse PractitionerNJ
P S Y C H I A T R YPA
P S Y C H I A T R YPA
Nurse PractitionerPA
Nurse PractitionerPA
Nurse PractitionerPA
Nurse PractitionerPA
P S Y C H I A T R YPA
Nurse PractitionerPA

Reviews

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Frequently asked questions

Can I cross-check CHIARA MAE TOSOC using NPI 1174103261?
NPI 1174103261 belongs to CHIARA MAE TOSOC; compare other details if you need extra assurance.
Is CHIARA MAE TOSOC shown as active in public data?
Registry records indicate CHIARA MAE TOSOC maintains an active NPI.
What clinical focus is listed for CHIARA MAE TOSOC?
At a glance, CHIARA MAE TOSOC is tied to Psychiatric/Mental Health Nurse Practitioner. Clinical services aligned with this taxonomy classification.
What practice footprint exists for CHIARA MAE TOSOC?
Travel planning: use Concord, California as the reference point for CHIARA MAE TOSOC, then confirm.
What does 4 location(s) imply?
4 practice locations appear in the available data.

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