HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

GRAMMY HUAYHUA, NP

NURSE PRACTITIONER

Graduated: 2018

Offers telehealth

NPI: 1043853732

Practice Locations (3)

SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP

411 N LAKEVIEW AVE

ANAHEIM, CA 928073028

7142794000

SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP

5475 E LA PALMA AVE

ANAHEIM, CA 928072075

7142796088

GEM MEDICAL GROUP CORPORATION

900 S ATLANTIC BLVD

MONTEREY PARK, CA 917544716

8773462211

Source: CMS National Downloadable File, September 2026.

GRAMMY HUAYHUA, NP | HealthCareAtlasUSA