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

Alexander Doru Stein, MD

Individual provider Hematology & Oncology Physician · NPI 1760431654

Alexander Doru Stein, MD is a Dermatology in Chula Vista, California. Qualified in 1994, 32 years ago. Accepts Medicare assignment. Licensed in California and District of Columbia.

Years since qualifying
32
Licensed in
CA, DC
In the registry since
2006
Specialties on file
2
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

340 Fourth Ave Ste 14
Chula Vista, CA 91910
Phone: (718) 753-6536
Fax: (619) 258-0028
Show map & directions

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

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence A106295 (CA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence MD036056 (DC)

Record details

NPI number1760431654
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 8, 2006
Last updated in NPPESFebruary 17, 2021
Certification dateFebruary 17, 2021
Mailing address340 Fourth Ave Ste 14, Chula Vista, CA 91910-3813

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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