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CHARMAINE PAMINTUAN SANTOS PA-C
NPI 1386341576
Physician Assistant in Antioch, CA

Active since February 08, 2023PECOS Enrolled
3903 LONE TREE WAY STE 104, ANTIOCH, CA 94509(925) 755-1255(925) 755-1259 Get Directions Write a Review

NPPES record last updated: February 27, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 27, 2025, Feb 8, 2023 (2 updates tracked since 2023).

About Charmaine Pamintuan Santos Pa-c NPPES

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

CHARMAINE PAMINTUAN SANTOS PA-C (NPI 1386341576) is an individual physician assistant in Antioch, California and active in the NPI registry since February 2023. She is enrolled in Medicare PECOS and maintains a secondary practice location in Oakland.

NPPES Registry Identity

NPI1386341576
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameCHARMAINE PAMINTUAN SANTOSCredential: PA-C
Location Address3903 LONE TREE WAY STE 104Antioch, CA 94509-6251
Mailing Address3903 Lone Tree Way Ste 104Antioch, CA 94509-6251 · (925) 755-1255 · Fax (925) 755-1259
Phone(925) 755-1255
Fax(925) 755-1259
Sole ProprietorNo
Enumeration DateFebruary 8, 2023
Last NPPES UpdateFebruary 27, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 27, 2025
✔ NPI 1386341576 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
3903 LONE TREE WAY STE 104, Antioch, CA 94509
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Secondary Practice Location 1

Location 13100 Telegraph AveOakland, CA 94609-3239 · Phone (800) 607-6377

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Charmaine Pamintuan Santos Pa-c 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94509 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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.

Other Providers at the Same Location NPPES 3

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

PAMELA DI FRANCO FNP
Nurse Practitioner (Family)
3903 LONE TREE WAY STE 104
ANTIOCH, CA 94509
Contra Costa County (925) 755-1255
HUONG GARCIA RN
Registered Nurse
3903 LONE TREE WAY STE 104
ANTIOCH, CA 94509
Contra Costa County (925) 779-2900
KATHERINE DE CASTRO PA-C
Physician Assistant (Medical)
3903 LONE TREE WAY STE 104
ANTIOCH, CA 94509
Contra Costa County (925) 755-1255

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 Charmaine Santos's NPI number?

The NPI number for Charmaine Santos is 1386341576. It was assigned to this individual provider in the NPPES registry on February 8, 2023.

Where is Charmaine Santos located?

Charmaine Santos practices at 3903 Lone Tree Way Ste 104, Antioch, CA 94509. The listed phone number is (925) 755-1255.

What is Charmaine Santos's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Charmaine Santos enrolled in Medicare?

Yes. Charmaine Santos is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Charmaine Santos was last updated on February 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.