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

Nathaniel Gregg Denicola, MD

Individual provider Gynecology Physician · NPI 1225205651

Nathaniel Gregg Denicola, MD is an Obstetrics/Gynecology in Orange, California. Graduated from University of California, Irvine, California College of Medicine in 2006, 20 years ago. Practices with Regents of the University of California, a 52-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
20
Trained at
University of California, Irvine, California College of Medicine
Licensed in
CA
In the registry since
2008
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

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 456-8888
Show map & directions

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

Additional practice locations (1)

  • 320 Superior Ave Ste 290, Newport Beach, CA 92663-6140 — (949) 375-8244

Specialties & licences

Gynecology Physician (primary) Taxonomy 207VG0400X · Licence C170127 (CA)

Record details

NPI number1225205651
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 14, 2008
Last updated in NPPESMarch 24, 2026
Certification dateMarch 24, 2026

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice Regents Of The University Of California — 52 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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