Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

OSWALD CHI-KIN CHAN M.D.
NPI 1780676882
Family Medicine in Chico, CA

Q: What is Oswald Chan's NPI number?

The NPI number for Oswald Chan is 1780676882. It was assigned to this individual provider in the NPPES registry on August 16, 2005.

Q: What is Oswald Chan's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Oswald Chan was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since August 16, 2005PECOS Enrolled

680 COHASSET RD, CHICO, CA 95926(530) 342-4395(530) 894-2325 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Oswald Chi-kin Chan M.d. NPPES

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

OSWALD CHI-KIN CHAN M.D. (NPI 1780676882) is an individual family medicine provider in Chico, California, licensed in California (A66465) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1996).

NPPES Registry Identity

NPI1780676882

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameOSWALD CHI-KIN CHANCredential: M.D.

Location Address680 COHASSET RDChico, CA 95926-2213

Mailing Address680 Cohasset RdChico, CA 95926-2213 · (530) 342-4395 · Fax (530) 894-2325

Phone(530) 342-4395

Fax(530) 894-2325

Sole ProprietorNo

Medical School CMSOtherGraduated 1996

Enumeration DateAugust 16, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1780676882 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · A66465

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

680 COHASSET RD, Chico, CA 95926

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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

Oswald Chi-kin Chan M.d. 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 ID8729201736

PECOS Enrollment IDI20140520002027

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 95926 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

$90.32 typical visit price

range $58.87 – $176.60

Typical copayment $22.58 (range $14.71 – $44.15)

Most-billed visit code 99203

Established Patient

$103.36 typical visit price

range $19.28 – $144.60

Typical copayment $25.84 (range $4.82 – $36.15)

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.

EJAZ AHMED M.D.

Pediatrics