Natdanai Punnanithinont, MD

Hospitals where Natdanai Punnanithinont works

Medicare's Facility Affiliation Data lists Natdanai Punnanithinont 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.

• Community Hospital of Huntington ParkHuntington Park, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050091
• East Los Angeles Doctors HospitalLos Angeles, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050641
• Memorial Hospital of GardenaGardena, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050468
• PIH Health Downey HospitalDowney, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050393

Practice locations

Addresses where Natdanai Punnanithinont is enrolled with Medicare (CMS data updated October 2, 2026).

• 1701 Santa Anita AveS El Monte, CA 91733 (626) 579‑7777
• 2701 S Bristol StSanta Ana, CA 92704 (714) 754‑5454
• 800 S Main StCorona, CA 92882 (951) 737‑4343

Group practices

Medicare enrollment lists Natdanai Punnanithinont as a member of these groups (CMS data updated October 2, 2026).

• Hospitalist Group of Montebello Inc58 clinicians in the group
• Im-Fsr Inc31 clinicians in the group

Specialties

• Internal Medicineprimary

Find other Internal Medicine doctors in California →

Other internal medicine doctors in S El Monte

Clinicians with the same Medicare primary specialty in S El Monte, CA — not a recommendation.

• Marco J. Viruez, MD
• Michael T. Nguyen, DO
• Joon Suh, DO
• Justine Young, DO
• Siranuysh Salmastyan, MD
• Hassan Jadid, MD
• Anca Vlase, MD
• Pranit Shrestha, MD

All internal medicine doctors in S El Monte →

Other clinicians in Hospitalist Group of Montebello Inc

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

• Earl John M. Tan, NP
• Marco J. Viruez, MD
• Anna Zvansky, DO
• Justine Young, DO
• Leslie J. Smith, NP
• Lisa H. Abbou, 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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
5. Medicare Care Compare — official Medicare tool to look up clinicians