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ORIESA WIYONO OEIJ PA-C
NPI 1568020428
Physician Assistant in Encinitas, CA

Active since June 04, 2019PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
1505 ENCINITAS BLVD, ENCINITAS, CA 92024(800) 926-8273(888) 539-8781 Get Directions Write a Review

NPPES record last updated: October 6, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 6, 2025, Mar 11, 2025, Jul 10, 2023 and 3 more (6 updates tracked since 2019).

About Oriesa Wiyono Oeij Pa-c NPPES

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

ORIESA WIYONO OEIJ PA-C (NPI 1568020428) is an individual physician assistant in Encinitas, California, licensed in California (PA56848) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS, maintains 6 additional practice locations, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1568020428
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameORIESA WIYONO OEIJCredential: PA-C
Location Address1505 ENCINITAS BLVDEncinitas, CA 92024-2933
Mailing AddressFile 57326Los Angeles, CA 90074-7326
Phone(800) 926-8273
Fax(888) 539-8781
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJune 4, 2019
Last NPPES UpdateOctober 6, 20256 updates tracked since enumeration
NPPES CertifiedOctober 6, 2025
✔ NPI 1568020428 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · PA56848
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.
1505 ENCINITAS BLVD, Encinitas, CA 92024
Open in Google Maps ↗

Secondary Practice Locations 6

Location 14510 Executive Dr STE 215San Diego, CA 92121-3023 · Phone (800) 926-8273 · Fax (888) 539-8781
Location 2910 Sycamore Ave Ste 270Vista, CA 92081-7852 · Phone (800) 926-8273 · Fax (888) 539-8781
Location 316950 Via TazonSan Diego, CA 92127-1607 · Phone (800) 926-8273 · Fax (888) 539-8781
Location 4203 W F StSan Diego, CA 92101-6016 · Phone (800) 926-8273 · Fax (888) 539-8781
Location 52295 Otay Lakes Rd Ste 110Chula Vista, CA 91915-1160 · Phone (800) 926-8273 · Fax (888) 539-8781
Location 66030 Village Way Ste 200San Diego, CA 92130-2973 · Phone (800) 926-8273 · Fax (888) 539-8781

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

Oriesa Wiyono Oeij Pa-c 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 ID8123452893
PECOS Enrollment IDI20200106001477
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.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
311 services296 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
146 services145 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
51 services50 patients
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635
This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.
16 services16 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
14 services14 patients
Detection test by nucleic acid for multiple types influenza virus 87502
A detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92024 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40
Cost100

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.

DR. LINDSEY ELIZABETH ANDERSON DO
Family Medicine
1505 ENCINITAS BLVD
ENCINITAS, CA 92024
San Diego County (800) 926-8273
NATASHA MICHON RUIZ NP
Nurse Practitioner
1505 ENCINITAS BLVD
ENCINITAS, CA 92024
San Diego County (800) 926-8273
DIANA LOLA PADDOCK PA-C
Physician Assistant
1505 ENCINITAS BLVD
ENCINITAS, CA 92024
San Diego County (800) 926-8273
DR. ARIEL CROCKER MASON MD
Family Medicine
1505 ENCINITAS BLVD
ENCINITAS, CA 92024
San Diego County (800) 926-8273
BRADLEY THEODOR WINKEL PA
Physician Assistant
1505 ENCINITAS BLVD
ENCINITAS, CA 92024
San Diego County (800) 926-8273

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 Oriesa Oeij's NPI number?

The NPI number for Oriesa Oeij is 1568020428. It was assigned to this individual provider in the NPPES registry on June 4, 2019.

Where is Oriesa Oeij located?

Oriesa Oeij practices at 1505 Encinitas Blvd, Encinitas, CA 92024. The listed phone number is (800) 926-8273.

What is Oriesa Oeij's specialty?

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

Is Oriesa Oeij enrolled in Medicare?

Yes. Oriesa Oeij 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.

When was this NPI record last updated?

The NPPES record for Oriesa Oeij was last updated on October 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.