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

Dr. Viswam Siva Nair, MD

Individual provider Pulmonary Disease Physician · NPI 1336336460

Dr. Viswam Siva Nair, MD is a Pulmonary Disease in Berkeley, California. Qualified in 2004, 22 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Washington.

Years since qualifying
22
Licensed in
CA, WA
In the registry since
2007
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

2850 Telegraph Ave Ste 120
Berkeley, CA 94705-1159
Phone: (510) 204-8140
Fax: (510) 506-7721
Show map & directions

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

Additional practice locations (2)

  • 4053 Lone Tree Way Ste 201, Antioch, CA 94531-6210 — (510) 204-5479
  • 825 Eastlake Ave E, Seattle, WA 98109-4405 — (206) 520-5000

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence A93740 (CA)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence MD60959262 (WA)

Record details

NPI number1336336460
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 2, 2007
Last updated in NPPESSeptember 18, 2025
Certification dateSeptember 18, 2025

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations8 on file with Medicare

Other providers in Berkeley