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

Grace K Austin, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1295052124

Grace K Austin, MD is an Otolaryngology in Valencia, California. Graduated from Rutgers R W Johnson Medical School (CAM/NEW Bruns/Pisc) in 2010, 16 years ago. Practices with Geoffrey Trenkle DO a Professional Medical Corporation, an 18-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California and North Carolina.

Years since qualifying
16
Trained at
Rutgers R W Johnson Medical School (CAM/NEW Bruns/Pisc)
Licensed in
CA, NC
In the registry since
2010
Specialties on file
3
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

23803 McBean Pkwy Ste 202
Valencia, CA 91355-2001
Phone: (661) 481-2400
Fax: (919) 966-7941
Show map & directions

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

Additional practice locations (2)

  • 501 S Buena Vista St, Burbank, CA 91505-4809 — (818) 847-6049
  • 800 Fairmount Ave Ste 411, Pasadena, CA 91105-3155 — (323) 306-9632

Specialties & licences

Facial Plastic Surgery Physician (primary) Taxonomy 207YS0123X · Licence A145433 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence 164582 (NC)
Plastic Surgery within the Head & Neck (Otolaryngology) Physician Taxonomy 207YX0007X · Licence A145433 (CA)

Record details

NPI number1295052124
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2010
Last updated in NPPESFebruary 2, 2026
Certification dateFebruary 2, 2026
Mailing addressPo Box 9602, Mission Hills, CA 91346-9602

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolRUTGERS R W JOHNSON MEDICAL SCHOOL (CAM/NEW BRUNS/PISC)
Graduated 2010 (16 years in practice)
Group practice Geoffrey Trenkle Do A Professional Medical Corporation — 18 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Valencia