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

Grant Seiden, MD

Individual provider Surgery of the Hand (Surgery) Physician · NPI 1992025407

Grant Seiden, MD is a Hand Surgery in Oceanside, California. Graduated from University of California, San Diego School of Medicine in 2010, 16 years ago. Practices with Tri-City Orthopaedic Surgery Medical Group Inc, a 24-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
16
Trained at
University of California, San Diego School of Medicine
Licensed in
CA
In the registry since
2010
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

3905 Waring Rd
Oceanside, CA 92056-4405
Phone: (760) 724-9000
Fax: (760) 724-3686
Show map & directions

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

Additional practice locations (1)

  • 6121 Paseo Del Norte Ste 200, Carlsbad, CA 92011-1161 — (760) 724-9000

Specialties & licences

Surgery of the Hand (Surgery) Physician (primary) Taxonomy 2086S0105X · Licence A142455 (CA)

Record details

NPI number1992025407
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 7, 2010
Last updated in NPPESNovember 20, 2019
Mailing address3905 Waring Rd, Oceanside, CA 92056-4405

Medicare enrollment

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

Medicare specialtyHAND SURGERY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Tri-City Orthopaedic Surgery Medical Group Inc. — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services