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

Dr. Justina Jennan Tseng, MD

Individual provider Rheumatology Physician · NPI 1346276540

Dr. Justina Jennan Tseng, MD is a Rheumatology in Redding, California. Graduated from Boston University School of Medicine in 1998, 28 years ago. Works from 3 locations. Licensed in California.

Years since qualifying
28
Trained at
Boston University School of Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1335 Buenaventura Blvd
Redding, CA 96001-0160
Phone: (530) 287-9758
Fax: (530) 276-0027
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 4725 Market St, San Diego, CA 92102-4715 — (619) 515-2560
  • 243 Elm St, Claremont, NH 03743-4921 — (858) 227-9187

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence C54040 (CA)

Record details

NPI number1346276540
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 23, 2006
Last updated in NPPESMarch 5, 2026
Certification dateMarch 5, 2026

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Medical schoolBOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Accepts Medicare assignment Not indicated

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