GERINET MEDICAL ASSOCIATES
NPI 1275576522
Family Medicine in Costa Mesa, CA

Active since June 14, 2006
3090 BRISTOL ST STE 200, COSTA MESA, CA 92626(888) 789-9585(562) 803-4500 Get Directions Write a Review

NPPES record last updated: January 18, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 18, 2022, Aug 24, 2021 (2 updates tracked since 2021).

About Gerinet Medical Associates NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GERINET MEDICAL ASSOCIATES (NPI 1275576522) is a healthcare organization registered as a family medicine in Costa Mesa, California and active in the NPI registry since June 2006. The organization maintains a secondary practice location in Corona and lists Christine Mlot, President, as its authorized official.

NPPES Registry Identity

NPI1275576522
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameGN MEDICAL ASSOCIATES, INC.
Location Address3090 BRISTOL ST STE 200Costa Mesa, CA 92626-3061
Mailing Address3090 Bristol St Ste 200Costa Mesa, CA 92626-3061 · (888) 789-9585 · Fax (714) 619-3069
Fax(562) 803-4500
Organization SubpartNo
Authorized OfficialChristine MlotPresident · (888) 798-9585
Enumeration DateJune 14, 2006
Last NPPES UpdateJanuary 18, 20222 updates tracked since enumeration
NPPES CertifiedJanuary 18, 2022
✔ NPI 1275576522 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedPhysician AssistantTaxonomy 363A00000X
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X
Also ListedNurse Practitioner · GerontologyTaxonomy 363LG0600X
3090 BRISTOL ST STE 200, Costa Mesa, CA 92626

Other Names 1

Doing Business AsGerinet Medical Associates

Secondary Practice Location 1

Location 1495 E Rincon St Ste 105Corona, CA 92879-1301 · Phone (888) 969-9808 · Fax (562) 803-4500

Other Identifiers 1

MedicaidGR0089880CA

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gerinet Medical Associates is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

102

Medicare enrollment records show 102 clinicians reassign Medicare billing to Gerinet Medical Associates, which bills Medicare for the services they deliver. Of these, 7 practice at this address and 35 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 9

Nurse Practitioner48
Internal Medicine25
Family Practice18
General Practice3
General Surgery2
Hospitalist2
Neurology2
Hospice/Palliative Care1
1 other specialty1

Nearest to this location (20)

See all 102
Nurse Practitioner
NPI 1174811624
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1427779297
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOSSame address
Family Practice
NPI 1205964947
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1750170411
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1114345683
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1164110219
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1467968560
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts MedicareSame address
General Practice
NPI 1154774933
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1508381302
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1992449326
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(714) 992-1182
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1881431864
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS✔ Accepts Medicare0.1 mi
Nurse Practitioner
NPI 1861680555
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
(888) 789-9585
✔ PECOS0.1 mi
Nurse Practitioner
NPI 1578939153
3401 W SUNFLOWER AVE SUITE 250
Santa Ana, CA 92704
(714) 619-8777
✔ PECOS✔ Accepts Medicare1.8 mi
Nurse Practitioner
NPI 1669845186
3401 W SUNFLOWER AVE STE 250
Santa Ana, CA 92704
(888) 789-9585
✔ PECOS✔ Accepts Medicare1.8 mi
Internal Medicine
NPI 1245248574
3401 W SUNFLOWER AVE STE 250
Santa Ana, CA 92704
(888) 789-9585
✔ PECOS✔ Accepts Medicare1.8 mi
Internal Medicine
NPI 1346660081
3401 W SUNFLOWER AVE STE 100
Santa Ana, CA 92704
(888) 789-9585
✔ PECOS1.8 mi
Family Practice
NPI 1457387482
3401 W. SUNFLOWER AVE SUITE 250
Santa Ana, CA 92704
(714) 619-8777
✔ PECOS✔ Accepts Medicare1.8 mi
Internal Medicine
NPI 1497773287
3401 W SUNFLOWER AVE SUITE 250
Santa Ana, CA 92704
(714) 619-8777
✔ PECOS1.8 mi
Family Practice
NPI 1417954793
3401 W. SUNFLOWER AVE. SUITE 250
Santa Ana, CA 92704
(714) 619-8777
✔ PECOS1.8 mi
General Practice
NPI 1538240239
3401 W. SUNFLOWER AVE. SUITE 250
Santa Ana, CA 92704
(714) 619-8777
✔ PECOS1.8 mi
See all 102 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gn Medical Associates, Inc.'s NPI number?

The NPI number for Gn Medical Associates, Inc. is 1275576522. It was assigned to this organization in the NPPES registry on June 14, 2006. The provider is doing business as Gerinet Medical Associates.

Where is Gn Medical Associates, Inc. located?

Gn Medical Associates, Inc. is located at 3090 Bristol St Ste 200, Costa Mesa, CA 92626. The listed phone number is (888) 789-9585.

What is Gn Medical Associates, Inc.'s specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Gn Medical Associates, Inc. enrolled in Medicare?

Yes. Gn Medical Associates, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gn Medical Associates, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 102 clinicians in 9 Medicare specialties reassign their Medicare billing to Gn Medical Associates, Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (48), Internal Medicine (25) and Family Practice (18). Of these, 7 practice at this address and 35 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Gn Medical Associates, Inc. was last updated on January 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.