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

Dr. Roy B Blumenstrauch, MD

Individual provider Specialist · NPI 1639175409

Dr. Roy B Blumenstrauch, MD is a Dermatology in Torrance, California. Graduated from University of California, Geffen School of Medicine in 1983, 43 years ago. Practices with Csi Medical Group, a 104-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
43
Trained at
University of California, Geffen School of Medicine
Licensed in
CA
In the registry since
2005
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

4201 Torrance Blvd Ste 640
Torrance, CA 90503-4504
Phone: (310) 543-4444
Fax: (310) 543-4446
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence G54548 (CA)

Record details

NPI number1639175409
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 24, 2005
Last updated in NPPESNovember 27, 2007
Mailing address4201 Torrance Blvd, Ste 640, Torrance, CA 90503-4504

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Csi Medical Group — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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