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

Dr. Sergio Guillermo Casillas Berumen, MD

Individual provider Vascular Surgery Physician · NPI 1437470762

Dr. Sergio Guillermo Casillas Berumen, MD is a General Surgery in Chula Vista, California. Qualified in 2008, 18 years ago. Practices with Sasha Salloum MD Inc a Professional Medical Corporation, an 8-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California and Pennsylvania.

Years since qualifying
18
Licensed in
CA, PA
In the registry since
2010
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

1111 Broadway Ste 305
Chula Vista, CA 91911-2700
Phone: (619) 567-7007
Fax: (619) 567-7775
Show map & directions

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

Additional practice locations (2)

  • 2205 Ross Ave Ste 101, El Centro, CA 92243-3623 — (760) 406-4402
  • 6719 Alvarado Rd Ste 303, San Diego, CA 92120-5264 — (619) 500-7699

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence C185956 (CA)
Surgery Physician Taxonomy 208600000X · Licence MT196707 (PA)

Record details

NPI number1437470762
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 22, 2010
Last updated in NPPESMarch 26, 2024
Certification dateJuly 10, 2023

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Sasha Salloum Md Inc A Professional Medical Corporation — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Chula Vista