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

Allison Alden Merz-Herrala, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1770112492

Allison Alden Merz-Herrala, MD is an Obstetrics/Gynecology in San Francisco, California. Graduated from Harvard Medical School in 2020, 6 years ago. Practices with University of California Sfgh Medical Group, a 571-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Trained at
Harvard Medical School
Licensed in
CA
In the registry since
2020
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

San Francisco, CA

No coordinates on file. Search this address in Google Maps

Additional practice locations (1)

  • 3288 Moanalua Rd, Honolulu, HI 96819-1469 — (310) 463-4427

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence A185547 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1770112492
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 4, 2020
Last updated in NPPESJuly 23, 2024
Certification dateJuly 23, 2024

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2020 (6 years in practice)
Group practice University Of California Sfgh Medical Group — 571 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in San Francisco