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

Theresa Wen Wen Guo, MD

Individual provider Otolaryngology Physician · NPI 1255694196

Theresa Wen Wen Guo, MD is an Otolaryngology in San Diego, California. Graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2012, 14 years ago. Practices with Regents of the University of California, a 2,061-clinician group, works from 6 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Maryland.

Years since qualifying
14
Trained at
Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Licensed in
CA, MD
In the registry since
2012
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

200 W Arbor Dr
San Diego, CA 92103-9000
Phone: (800) 926-8273
Fax: (888) 539-8781
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • 3855 Health Sciences Dr, La Jolla, CA 92093-1503 — (800) 926-8273
  • 4250 1st Ave, San Diego, CA 92103 — (800) 926-8273
  • 6655 Alvarado Rd, San Diego, CA 92120-5208 — (800) 926-8273
  • 16950 Via Tazon, San Diego, CA 92127-1607 — (800) 926-8273
  • 601 N Caroline St, Baltimore, MD 21287-0006 — (410) 955-1686

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence A170293 (CA)
Otolaryngology Physician Taxonomy 207Y00000X · Licence 1255694196 (MD)

Record details

NPI number1255694196
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2012
Last updated in NPPESNovember 3, 2025
Certification dateNovember 3, 2025

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolCLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Graduated 2012 (14 years in practice)
Group practice Regents Of The University Of California — 2061 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

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