Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Rex Yung, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1750327128

Rex Yung, MD is a Pulmonary Disease in Oakland, California. Qualified in 1985, 41 years ago. Practices with Catholic Health Initiatives Colorado, a 1,266-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California, Colorado, Maryland and Wisconsin.

Years since qualifying
41
Licensed in
CA, CO, MD, WI
In the registry since
2006
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1411 E 31st St
Oakland, CA 94602-1018
Phone: (510) 437-4800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1010 Three Springs Blvd Ste 110, Durango, CO 81301-8296 — (970) 764-2750

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence D55665 (MD)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 1083 (WI)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 1083 (WI)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence CDR.0005080 (CO)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence G62106 (CA)

Record details

NPI number1750327128
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 22, 2006
Last updated in NPPESApril 7, 2025
Certification dateApril 7, 2025
Mailing addressPo Box 64264, Baltimore, MD 21264-4264

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPULMONARY DISEASE
Medical schoolOTHER
Graduated 1985 (41 years in practice)
Group practice Catholic Health Initiatives Colorado — 1266 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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