1. Home
  2. Directory
  3. California
  4. Oakland
  5. Nurse Practitioner
  6. NPI Profile

MONICA SAN BASILIO FNP
NPI 1033587126
Nurse Practitioner in Oakland, CA

Active since September 08, 2015PECOS Enrolled
3451 E 12TH ST, OAKLAND, CA 94601(510) 535-3500 Get Directions Write a Review

NPPES record last updated: January 26, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 26, 2022, Jan 11, 2019 (2 updates tracked since 2019).

About Monica San Basilio Fnp NPPES

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

MONICA SAN BASILIO FNP (NPI 1033587126) is an individual nurse practitioner in Oakland, California, licensed in California (NP95002543) and active in the NPI registry since September 2015. She is enrolled in Medicare PECOS and maintains a secondary practice location in San Francisco.

NPPES Registry Identity

NPI1033587126
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMONICA SAN BASILIOCredential: FNP
Location Address3451 E 12TH STOakland, CA 94601-3463
Mailing Address1621 Santa Clara AveAlameda, CA 94501-2536 · (415) 225-8626
Phone(510) 535-3500
Sole ProprietorNo
Enumeration DateSeptember 8, 2015
Last NPPES UpdateJanuary 26, 20222 updates tracked since enumeration
NPPES CertifiedOctober 8, 2020
✔ NPI 1033587126 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · NP95002543
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 95002543 (CA)
3451 E 12TH ST, Oakland, CA 94601
Open in Google Maps ↗

Other Names 1

Former Name (1)Monica Heinz Np

Secondary Practice Location 1

Location 11825 4th St Fl 4San Francisco, CA 94143-2350 · Phone (415) 885-3606

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Monica San Basilio Fnp 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 Reassignments

2

Medicare enrollment records show Monica San Basilio reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

American Current Care Of California, A Medical Corporation
9.6 mi
Urgent Care
26 CALIFORNIA ST
San Francisco, CA 94111
  • Reassigned Medicare billing, California enrollment
  • 304 clinicians in this Medicare group
NPI 1932491685 (415) 781-7077
Permanente Medical Group Inc
12 mi
Internal Medicine
2238 GEARY
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1841373800 (415) 833-2200

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94601 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
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
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 20

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

DR. KEN MAKIO MARRINER M.D.
Family Medicine
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (510) 535-3500
MS. MARSHA L GUBSER LCSW
Social Worker (Clinical)
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (925) 363-2005
REBECCA RUSH RN
Registered Nurse (Community Health)
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (510) 535-3735
SIVAN SADEH FNP-C
Nurse Practitioner (Family)
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (510) 535-3500
ANNA GABRIELA YCAZA RN,FNP-C
Nurse Practitioner (Family)
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (510) 535-2940
LAYLA WELBORN FNP
Nurse Practitioner (Family)
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (510) 535-3500
DR. JESSIE LIU MD
Hospitalist
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (510) 535-3500
LISA MAGDALENO AGPCNP
Nurse Practitioner (Primary Care)
3451 E 12TH ST
OAKLAND, CA 94601
Alameda County (510) 535-3500

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 Monica San Basilio's NPI number?

The NPI number for Monica San Basilio is 1033587126. It was assigned to this individual provider in the NPPES registry on September 8, 2015. The provider is also known as Monica Heinz Np.

Where is Monica San Basilio located?

Monica San Basilio practices at 3451 E 12th St, Oakland, CA 94601. The listed phone number is (510) 535-3500.

What is Monica San Basilio's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Monica San Basilio enrolled in Medicare?

Yes. Monica San Basilio is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Monica San Basilio's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Monica San Basilio reassigns Medicare benefits to 2 organizations: American Current Care Of California, A Medical Corporation (San Francisco, CA) and Permanente Medical Group Inc (San Francisco, CA). Each 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 Monica San Basilio'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 Monica San Basilio was last updated on January 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.