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Physician Profile

Justin Chang, DO, FAAHPM

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At a glance

About Dr. Chang

Based in Eureka, CA, Justin Chang, DO, FAAHPM is listed in the NPI registry under family medicine. Justin graduated from University of North Texas Hsc, College of Osteopathic Med in 2009. Justin is also listed as specializing in acupuncturist. NPI 1265788228 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Family Medicine (Primary)

Credentials & Licensing

CA licenceAs reported to the NPI registry
No. 20A18091As reported
NV licenceAs reported to the NPI registry
No. DO1879As reported
PA licenceAs reported to the NPI registry
No. OS016066As reported
NPINational Provider Identifier
1265788228Issued 2012

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Chang specialize in?

Dr. Chang is a family doctor in Eureka, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.

NPI registry

Where is Dr. Chang located?

Dr. Chang is listed at 517 3Rd St Ste 2, Eureka, CA 95501. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Chang's phone number?

The number on file is (707) 442-5683. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Chang's NPI number?

Dr. Chang's National Provider Identifier is 1265788228. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Where did Dr. Chang go to medical school?

Dr. Chang attended University of North Texas Hsc, College of Osteopathic Med, graduating in 2009. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Chang been practicing?

Dr. Chang has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.

CMS public data

Has Dr. Chang confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chang. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.

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