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

Irene Ang Dy, MD

Individual provider Medical Oncology Physician · NPI 1528393063

Irene Ang Dy, MD is a Hematology/Oncology in Castro Valley, California. Qualified in 2003, 23 years ago. Practices with Kadlec Regional Medical Center, a 396-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
23
Licensed in
CA
In the registry since
2009
Specialties on file
2
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

20055 Lake Chabot Rd Ste 130
Castro Valley, CA 94546-5332
Phone: (510) 888-0657
Show map & directions

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

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence A120038 (CA)
Medical Oncology Physician Taxonomy 207RX0202X · Licence A120038 (CA)

Record details

NPI number1528393063
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 15, 2009
Last updated in NPPESOctober 16, 2024
Certification dateOctober 16, 2024

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice Kadlec Regional Medical Center — 396 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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