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

Dr. Brian Lewis Block, MD

Individual provider Internal Medicine Physician · NPI 1407114044

Dr. Brian Lewis Block, MD is a Pulmonary Disease in San Francisco, California. Graduated from Harvard Medical School in 2012, 14 years ago. Practices with University of California San Francisco, a 1,793-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
14
Trained at
Harvard Medical School
Licensed in
CA
In the registry since
2012
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

1001 Potrero Ave Rm 5K1
San Francisco, CA 94110-3518
Phone: (415) 206-8494
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A142233 (CA)

Record details

NPI number1407114044
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 2, 2012
Last updated in NPPESOctober 17, 2018

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2012 (14 years in practice)
Group practice University Of California San Francisco — 1793 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations5 on file with Medicare

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