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DR. ALEXANDER THUYA CHAN MD
NPI 1467413666
Internal Medicine in Alhambra, CA

Active since March 29, 2006PECOS EnrolledAccepts Medicare Assignment
55 S RAYMOND AVE, 200, ALHAMBRA, CA 91801(626) 293-1350(626) 570-5638 Get Directions Write a Review

NPPES record last updated: December 7, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Alexander Thuya Chan Md NPPES

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

DR. ALEXANDER THUYA CHAN MD (NPI 1467413666) is an individual internal medicine provider in Alhambra, California, licensed in California (A050708) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1984).

NPPES Registry Identity

NPI1467413666
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. ALEXANDER THUYA CHANCredential: MD
Location Address55 S RAYMOND AVE, 200Alhambra, CA 91801-7100
Mailing AddressPo Box 35380Las Vegas, NV 89133-5380 · (702) 579-3203
Phone(626) 293-1350
Fax(626) 570-5638
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateMarch 29, 2006
Last NPPES UpdateDecember 7, 2025
NPPES CertifiedDecember 7, 2025
✔ NPI 1467413666 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A050708
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
55 S RAYMOND AVE, Alhambra, CA 91801
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Alexander Thuya Chan Md 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 ID3375510886
PECOS Enrollment IDI20040914000890
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 Reassignment

Medicare enrollment records show Alexander Chan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Healthcare Partners Affiliates Medical Group
8.6 mi
Internal Medicine
1120 W WASHINGTON BLVD
Los Angeles, CA 90015
  • Reassigned Medicare billing, California enrollment
  • 2,052 clinicians in this Medicare group
NPI 1659312593 (213) 623-2225

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

Areas of Expertise CMS Part B claims 5

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.
38 services29 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.
31 services28 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
27 services27 patients
Telephone medical discussion with physician, 5-10 minutes 99441
A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.
22 services18 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91801 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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. HUEYYUAN L WU M.D.
Internal Medicine
55 S RAYMOND AVE
ALHAMBRA, CA 91801
Los Angeles County (626) 293-1350
DR. EVA MAUER M.D.
Pediatrics
55 S RAYMOND AVE
ALHAMBRA, CA 91801
Los Angeles County (626) 570-0723
YONEMOTO PHYSICAL THERAPY SERVICES INC.
Physical Therapist
55 S RAYMOND AVE, SUITE 100
ALHAMBRA, CA 91801
Los Angeles County (626) 576-0591
CAROLE KISHI P.T.
Physical Therapist
55 S RAYMOND AVE, STE 100
ALHAMBRA, CA 91801
Los Angeles County (626) 576-0591
MEIYUN YANG D.O.
Family Medicine
55 S RAYMOND AVE, SUITE 200
ALHAMBRA, CA 91801
Los Angeles County (626) 570-8005
BALVEEN KAUR PUREWAL ARNP
Nurse Practitioner
55 S RAYMOND AVE
ALHAMBRA, CA 91801
Los Angeles County (626) 570-8005
DR. ROSSANA NATIVIDAD URANGA M.D.
Internal Medicine
55 S RAYMOND AVE, SUITE 200
ALHAMBRA, CA 91801
Los Angeles County (626) 293-1351
MR. LICHUAN ZENG MD
Internal Medicine
55 S RAYMOND AVE
ALHAMBRA, CA 91801
Los Angeles County (626) 570-8005

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 Alexander Chan's NPI number?

The NPI number for Alexander Chan is 1467413666. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Where is Alexander Chan located?

Alexander Chan practices at 55 S Raymond Ave 200, Alhambra, CA 91801. The listed phone number is (626) 293-1350.

What is Alexander Chan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Alexander Chan enrolled in Medicare?

Yes. Alexander 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.

Which organization bills Medicare for Alexander Chan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Chan reassigns Medicare benefits to Healthcare Partners Affiliates Medical Group (Los Angeles, CA). The 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 Alexander Chan'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 Alexander Chan was last updated on December 7, 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.