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

Alaa Altahan

Individual provider Internal Medicine Physician · NPI 1952757684

Alaa Altahan is a Hematology/Oncology in San Jose, California. Qualified in 2011, 15 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California and Tennessee.

Years since qualifying
15
Licensed in
CA, TN
In the registry since
2016
Specialties on file
2
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Practice location Address checks out

270 International Cir
San Jose, CA 95119-1130
Phone: (408) 972-6560
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 880 Madison Ave, Memphis, TN 38103-3409 — (901) 515-9595
  • 6555 Quince Rd, Memphis, TN 38119-8202 — (901) 515-4673

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A180251 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 60480 (TN)

Record details

NPI number1952757684
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 12, 2016
Last updated in NPPESJune 29, 2026
Certification dateJune 29, 2026
Mailing address270 International Cir, San Jose, CA 95119-1130

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in San Jose