# Amber Brewster, MD · NPI 1821653262 Family Medicine Physician · La Mesa, CA · NPI 1821653262 Amber Brewster, MD (NPI 1821653262) is listed in the NPPES registry with the specialty Family Medicine Physician in La Mesa, CA, phone (619) 740-6000, as of the registry file of Jun 8, 2026. Profile: https://www.gale.care/providers/ca/la-mesa/amber-brewster-md-1821653262 Facts changed: 2026-10-23 · hash a42e35ae56ded4b6 ## Facts - Name: Amber Brewster (NPPES registry, self-reported, 2026-06-08) {#name} - Credential: MD (NPPES registry, self-reported, 2026-06-08) {#credential} - Specialty: Family Medicine Physician (NPPES registry, self-reported, 2026-06-08) {#specialty} - Registry stage: as-listed (NPPES registry, self-reported, 2026-06-08) {#registry-stage} - NPI issued: 2019 (NPPES registry, listed, 2026-06-08) {#npi-issued} - Practice type: not-sole-proprietor (NPPES registry, self-reported, 2026-06-08) {#practice-type} - City: La Mesa (NPPES registry, self-reported, 2026-06-08) {#city} - State: CA (NPPES registry, self-reported, 2026-06-08) {#state} - Phone: (619) 740-6000 (NPPES registry, self-reported, 2026-06-08) {#phone} - New patients: no (Cigna's directory, listed, 2026-08-02) The listing dated Aug 2, 2026 is old. {#new-patients} - Video visits: both (Blue Shield of California's directory, listed, 2026-10-22) {#video} - Insurance: Listed: Blue Shield of California's directory listed Amber Brewster, MD (NPI 1821653262) for Blue Shield of California commercial plans on Oct 22, 2026. Gale checked 60 listings in this directory by hand on Oct 22, 2026; 23 were wrong, so confirm with the office. {#ins-bsc-commercial} - Insurance: Listed: Blue Shield of California's directory listed Amber Brewster, MD (NPI 1821653262) for Blue Shield of California individual and family plans on Oct 22, 2026. Gale checked 60 listings in this directory by hand on Oct 22, 2026; 23 were wrong, so confirm with the office. {#ins-bsc-marketplace} - Insurance: Listed: Blue Shield of California's directory listed Amber Brewster, MD (NPI 1821653262) for Blue Shield of California Medicare Advantage plans on Oct 22, 2026. Gale checked 60 listings in this directory by hand on Oct 22, 2026; 23 were wrong, so confirm with the office. {#ins-bsc-medicare-advantage} - Insurance: Listed: Cigna's directory listed Amber Brewster, MD (NPI 1821653262) for Cigna / Evernorth commercial plans on Aug 2, 2026. Gale checked 51 listings in this directory by hand on Oct 22, 2026; 3 were wrong, so confirm with the office. {#ins-cigna-commercial} - Insurance: Listed: Inland Empire Health Plan (IEHP)'s directory listed Amber Brewster, MD (NPI 1821653262) for Inland Empire Health Plan (IEHP) individual and family plans on Jul 20, 2026. Gale checked 12 listings in this directory by hand on Oct 22, 2026; 4 were wrong, so confirm with the office. {#ins-iehp-marketplace} - Insurance: Listed: Inland Empire Health Plan (IEHP)'s directory listed Amber Brewster, MD (NPI 1821653262) for Inland Empire Health Plan (IEHP) Medi-Cal plans on Jun 26, 2026. Gale checked 12 listings in this directory by hand on Oct 22, 2026; 4 were wrong, so confirm with the office. {#ins-iehp-medi-cal} - Insurance: Listed: Inland Empire Health Plan (IEHP)'s directory listed Amber Brewster, MD (NPI 1821653262) for Inland Empire Health Plan (IEHP) Medicare Advantage plans on Jul 20, 2026. Gale checked 12 listings in this directory by hand on Oct 22, 2026; 4 were wrong, so confirm with the office. {#ins-iehp-medicare-advantage} - Insurance: Listed: Kaiser Permanente's directory listed Amber Brewster, MD (NPI 1821653262) for Kaiser Permanente commercial plans on Oct 22, 2026. {#ins-kaiser-commercial} - Insurance: Listed: Kaiser Permanente's directory listed Amber Brewster, MD (NPI 1821653262) for Kaiser Permanente Medicare Advantage plans on Oct 22, 2026. {#ins-kaiser-medicare-advantage} - Insurance: Listed: Kern Family Health Care's directory listed Amber Brewster, MD (NPI 1821653262) for Kern Family Health Care Medi-Cal plans on Oct 9, 2026. {#ins-kern-medi-cal} - Insurance: Listed: DHCS Medi-Cal fee-for-service enrolment file listed Amber Brewster, MD (NPI 1821653262) for Medi-Cal fee-for-service on Oct 19, 2026. {#ins-medi-cal-ffs-medi-cal} - Insurance: Listed: CMS Medicare clinicians file listed Amber Brewster, MD (NPI 1821653262) for Original Medicare on Oct 2, 2026. Gale checked 23 listings in this file by hand on Oct 22, 2026; none were wrong. {#ins-medicare-medicare} - Insurance: Likely: Aetna's price file suggests Aetna pays Amber Brewster, MD (NPI 1821653262) for commercial plans (file of Oct 5, 2026). That is a lead, not a directory listing. {#ins-aetna-commercial} - Insurance: Likely: Anthem Blue Cross's price file suggests Anthem Blue Cross pays Amber Brewster, MD (NPI 1821653262) for commercial plans (file of Oct 1, 2026). That is a lead, not a directory listing. {#ins-anthem-commercial} - Insurance: Likely: Anthem Blue Cross's price file suggests Anthem Blue Cross pays Amber Brewster, MD (NPI 1821653262) for individual and family plans (file of Oct 1, 2026). That is a lead, not a directory listing. {#ins-anthem-marketplace} - Insurance: Likely: Anthem Blue Cross's price file suggests Anthem Blue Cross pays Amber Brewster, MD (NPI 1821653262) for workers' compensation (file of Oct 1, 2026). That is a lead, not a directory listing. {#ins-anthem-workers-comp} - Insurance: Likely: Sharp Health Plan's price file suggests Sharp Health Plan pays Amber Brewster, MD (NPI 1821653262) for commercial plans (file of Sep 6, 2026). That is a lead, not a directory listing. {#ins-sharp-commercial} - Insurance: Likely: Sharp Health Plan's price file suggests Sharp Health Plan pays Amber Brewster, MD (NPI 1821653262) for individual and family plans (file of Sep 6, 2026). That is a lead, not a directory listing. {#ins-sharp-marketplace} - Insurance: Not listed by AIDS Healthcare Foundation (PHP) Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in AIDS Healthcare Foundation (PHP)'s directory, file of Sep 19, 2026. That is not a no. {#ins-ahf-medi-cal} - Insurance: Not listed by AIDS Healthcare Foundation (PHP) Medicare Advantage plans for Amber Brewster, MD (NPI 1821653262) in AIDS Healthcare Foundation (PHP)'s directory, file of Sep 15, 2026. That is not a no. {#ins-ahf-medicare-advantage} - Insurance: Not listed by Blue Shield of California Promise Health Plan Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in Blue Shield of California's directory, file of Oct 22, 2026. That is not a no. {#ins-bsc-medi-cal} - Insurance: Not listed by CalOptima Health Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in CalOptima Health's directory, file of Oct 11, 2026. That is not a no. {#ins-caloptima-medi-cal} - Insurance: Not listed by CalViva Health Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in Health Net's directory, file of Oct 21, 2026. That is not a no. {#ins-calviva-medi-cal} - Insurance: Not listed by Central California Alliance for Health Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in Central California Alliance for Health's directory, file of Oct 22, 2026. That is not a no. {#ins-ccah-medi-cal} - Insurance: Not listed by Gold Coast Health Plan Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in Gold Coast Health Plan's directory, file of Oct 9, 2026. That is not a no. {#ins-goldcoast-medi-cal} - Insurance: Not listed by Health Net commercial plans for Amber Brewster, MD (NPI 1821653262) in Health Net's directory, file of Oct 22, 2026. That is not a no. {#ins-healthnet-commercial} - Insurance: Not listed by Ambetter from Health Net individual and family plans for Amber Brewster, MD (NPI 1821653262) in Health Net's directory, file of Oct 22, 2026. That is not a no. {#ins-healthnet-marketplace} - Insurance: Not listed by Health Net Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in Health Net's directory, file of Oct 22, 2026. That is not a no. {#ins-healthnet-medi-cal} - Insurance: Not listed by Wellcare by Health Net Medicare Advantage plans for Amber Brewster, MD (NPI 1821653262) in Health Net's directory, file of Oct 22, 2026. That is not a no. {#ins-healthnet-medicare-advantage} - Insurance: Not listed by Health Plan of San Joaquin Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in Health Plan of San Joaquin's directory, file of Oct 2, 2026. That is not a no. {#ins-hpsj-medi-cal} - Insurance: Not listed by Humana Medicare Advantage plans for Amber Brewster, MD (NPI 1821653262) in Humana's directory, file of Oct 23, 2026. That is not a no. {#ins-humana-medicare-advantage} - Insurance: Not listed by L.A. Care Health Plan Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in L.A. Care Health Plan's directory, file of Oct 19, 2026. That is not a no. {#ins-lacare-medi-cal} - Insurance: Not listed by Partnership HealthPlan of California Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in Partnership HealthPlan of California's directory, file of Oct 16, 2026. That is not a no. {#ins-partnership-medi-cal} - Insurance: Not listed by San Francisco Health Plan Medi-Cal plans for Amber Brewster, MD (NPI 1821653262) in San Francisco Health Plan's directory, file of Oct 1, 2026. That is not a no. {#ins-sfhp-medi-cal} - Insurance: Not listed by VA Community Care for Amber Brewster, MD (NPI 1821653262) in VA's community care locator, file of Oct 22, 2026. That is not a no. {#ins-va-va} ## Answers - New patients (listed): Cigna's directory listed Amber Brewster, MD (NPI 1821653262) as not taking new patients on Aug 2, 2026. The listing dated Aug 2, 2026 is old. - Insurance (listed): Listed for Amber Brewster, MD (NPI 1821653262): Blue Shield of California, commercial (Oct 22, 2026); Blue Shield of California, individual and family (Oct 22, 2026); Blue Shield of California, Medicare Advantage (Oct 22, 2026); Cigna / Evernorth, commercial (Aug 2, 2026); Inland Empire Health Plan (IEHP), individual and family (Jul 20, 2026); and 7 more on the page. Each listing names its source and date. - First-visit cost (not on record): Gale has no record of what a first visit with Amber Brewster, MD (NPI 1821653262) costs. Paying yourself? You can ask for a written Good Faith Estimate before the visit. - Video visits (listed): Blue Shield of California's directory listed Amber Brewster, MD (NPI 1821653262) for video and in-person visits on Oct 22, 2026. - Where (self-reported): Amber Brewster, MD (NPI 1821653262) is listed in La Mesa, CA by the NPPES registry, as of the registry file of Jun 8, 2026. - Who they see (not on record): Gale has no record of who Amber Brewster, MD (NPI 1821653262) sees. Ask the office. - What they help with (not on record): Gale has no record of what Amber Brewster, MD (NPI 1821653262) helps with beyond the registry specialty. Ask the office. - Languages (not on record): Gale has no record of the languages Amber Brewster, MD (NPI 1821653262) speaks. Ask the office. - How to book (self-reported): Call (619) 740-6000, the practice phone the NPPES registry lists for Amber Brewster, MD (NPI 1821653262) (Jun 8, 2026). - Next opening (not on record): Gale has no record of the next opening for Amber Brewster, MD (NPI 1821653262). Ask the office. ## Sources - NPPES registry (CMS): file of 2026-06-08 · https://npiregistry.cms.hhs.gov/provider-view/1821653262 - Aetna's price file: file of 2026-10-05 · Gale checked 12 leads from this price file by hand on Oct 22, 2026; 3 were wrong, so confirm with the office. - AIDS Healthcare Foundation (PHP)'s directory: file of 2026-09-19 - Anthem Blue Cross's price file: file of 2026-10-01 · Gale checked 11 leads from this price file by hand on Oct 22, 2026; 8 were wrong, so confirm with the office. - Blue Shield of California's directory: file of 2026-10-22 · Gale checked 60 listings in this directory by hand on Oct 22, 2026; 23 were wrong, so confirm with the office. - CalOptima Health's directory: file of 2026-10-11 · Gale checked 12 listings in this directory by hand on Oct 22, 2026; 4 were wrong, so confirm with the office. - Central California Alliance for Health's directory: file of 2026-10-22 - Cigna's directory: file of 2026-10-22 · Gale checked 51 listings in this directory by hand on Oct 22, 2026; 3 were wrong, so confirm with the office. - CMS Medicare clinicians file: file of 2026-10-02 · Gale checked 23 listings in this file by hand on Oct 22, 2026; none were wrong. - DHCS Medi-Cal fee-for-service enrolment file: file of 2026-10-19 - Gold Coast Health Plan's directory: file of 2026-10-09 - Health Net's directory: file of 2026-10-22 · Gale checked 12 listings in this directory by hand on Oct 22, 2026; 6 were wrong, so confirm with the office. - Health Plan of San Joaquin's directory: file of 2026-10-02 - Humana's directory: file of 2026-10-23 - Inland Empire Health Plan (IEHP)'s directory: file of 2026-10-16 · Gale checked 12 listings in this directory by hand on Oct 22, 2026; 4 were wrong, so confirm with the office. - Kaiser Permanente's directory: file of 2026-10-22 - Kern Family Health Care's directory: file of 2026-10-09 - L.A. Care Health Plan's directory: file of 2026-10-19 · Gale checked 12 listings in this directory by hand on Oct 22, 2026; 4 were wrong, so confirm with the office. - Partnership HealthPlan of California's directory: file of 2026-10-16 - San Francisco Health Plan's directory: file of 2026-10-01 - Sharp Health Plan's price file: file of 2026-09-06 - VA's community care locator: file of 2026-10-22 ## About these facts - Status words: How each fact is known. confirmed = Listed: a named directory, CMS file or state file lists it. inferred = Likely: a price file suggests it; a likely match is a lead, not a listing. self-reported: the clinician said it, to the NPPES registry or on Gale. not-listed: a source that lists every clinician it covers was read and does not list this one; that is not a no. unknown: no record; ask the office. - Dates: The date the source gives this record (YYYY-MM-DD). It is not the date of the event the record describes: an opt-out states its own start and end dates in its sentence. - Hash: Changes only when a fact changes, never on a re-check. This provider is not affiliated with Gale. This listing is compiled from the NPPES public registry (CMS). Terms: https://www.gale.care/agents#terms