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ADRIENNE CAROL MAR CHAN PA-C
NPI 1699134098
Physician Assistant in Hacienda Heights, CA

Active since February 15, 2016PECOS EnrolledAccepts Medicare Assignment
1850 S AZUSA AVE STE 206, HACIENDA HEIGHTS, CA 91745(626) 810-5450(626) 810-0391 Get Directions Write a Review

NPPES record last updated: May 29, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 29, 2026, Jan 12, 2026, Apr 16, 2019 and 2 more (5 updates tracked since 2016).

About Adrienne Carol Mar Chan Pa-c NPPES

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

ADRIENNE CAROL MAR CHAN PA-C (NPI 1699134098) is an individual physician assistant in Hacienda Heights, California, licensed in California (PA53152) and active in the NPI registry since February 2016. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Nevada School Of Medicine (2015).

NPPES Registry Identity

NPI1699134098
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameADRIENNE CAROL MAR CHANCredential: PA-C
Location Address1850 S AZUSA AVE STE 206Hacienda Heights, CA 91745-6853
Mailing AddressPo Box 31001-4303Pasadena, CA 91110-0001 · (858) 260-2977 · Fax (858) 332-1811
Phone(626) 810-5450
Fax(626) 810-0391
Sole ProprietorNo
Medical School CMSUniversity Of Nevada School Of MedicineGraduated 2015
Enumeration DateFebruary 15, 2016
Last NPPES UpdateMay 29, 20265 updates tracked since enumeration
NPPES CertifiedMay 29, 2026
✔ NPI 1699134098 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · PA53152
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.
Also ListedPharmacy TechnicianTaxonomy 183700000X · License 101049 (CA)
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License PA53152 (CA)
1850 S AZUSA AVE STE 206, Hacienda Heights, CA 91745
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Secondary Practice Locations 2

Location 1207 S Santa Anita St Ste 335San Gabriel, CA 91776-1160 · Phone (760) 941-4444 · Fax (760) 941-8902
Location 2330 S Garfield Ave Ste 116Alhambra, CA 91801-3893 · Phone (626) 284-3400 · Fax (626) 284-3434

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

Adrienne Carol Mar Chan 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 ID3476850322
PECOS Enrollment IDI20191227002255
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

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.
16 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91745 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 2

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

SUSANA RANGEL FNP-C
Nurse Practitioner (Family)
1850 S AZUSA AVE STE 206
HACIENDA HEIGHTS, CA 91745
Los Angeles County (626) 810-5450
ADULT & CHILD ALLERGY-ASTHMA CLINIC INC
Allergy & Immunology
1850 S AZUSA AVE STE 206
HACIENDA HEIGHTS, CA 91745
Los Angeles County (626) 810-5450

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 Adrienne Chan's NPI number?

The NPI number for Adrienne Chan is 1699134098. It was assigned to this individual provider in the NPPES registry on February 15, 2016.

Where is Adrienne Chan located?

Adrienne Chan practices at 1850 S Azusa Ave Ste 206, Hacienda Heights, CA 91745. The listed phone number is (626) 810-5450.

What is Adrienne Chan's specialty?

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

Is Adrienne Chan enrolled in Medicare?

Yes. Adrienne Chan 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 Adrienne Chan was last updated on May 29, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.