Alan A. Frischer

Medicare activity in 2024

Official CMS public-use data for Alan A. Frischer, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Most frequent services

1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)899 services
2. Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)372 services
3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)174 services
4. Injection, ketorolac tromethamine, per 15 mg (J1885)121 services
5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)91 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

• High blood pressure75%
• High cholesterol75%
• Diabetes46%
• Arthritis42%
• Chronic kidney disease40%
• Ischemic heart disease18%

Hospitals where Alan A. Frischer works

Medicare's Facility Affiliation Data lists Alan A. Frischer at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

• Memorialcare Long Beach Medical CenterLong Beach, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 050485
• PIH Health Downey HospitalDowney, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050393
• PIH Health Hospital-WhittierWhittier, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050169

Practice locations

Addresses where Alan A. Frischer is enrolled with Medicare (CMS data updated October 2, 2026).

• 11480 Brookshire Ave, Suite 200Downey, CA 90241 (562) 806‑0874

Group practices

Medicare enrollment lists Alan A. Frischer as a member of this group (CMS data updated October 2, 2026).

• Frischer Medical Group Inc4 clinicians in the group

Specialties

• Internal Medicineprimary

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Downey

Clinicians with the same Medicare primary specialty in Downey, CA — not a recommendation.

• Hugo A. Padilla, MD
• Johnson Lim, MD
• Catherine E. Durant, MD
• Nicholas P. Ridout, MD
• Usman P. Singidas, MD
• Charles M. Holzner, MD
• Basuki K. Gunawan, MD
• Andrew K. Nguyen, MD

All internal medicine doctors in Downey →

Other clinicians in Frischer Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Laura F. Ryan, MD
• Nicole C. Salgado, NP
• William C. Sim, MD

Clinician information

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians