Quick answers
- Which hospitals does Michael E. Blam work at?
- Medicare's official clinician data lists Michael E. Blam at 4 hospitals: PIH Health Downey Hospital, Saint Francis Medical Center, UCI Health-Lakewood and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael E. Blam see patients?
- Medicare's clinician data lists 1 practice location in Downey, CA. Call before your visit to confirm the address.
- What is Michael E. Blam's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Michael E. Blam accept Medicare assignment?
- Medicare's clinician data says Michael E. Blam may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Michael E. Blam?
- (562) 862-3656, as listed in official Medicare / NPI Registry data.
- What is Michael E. Blam's NPI number?
- 1801877733. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael E. Blam works
Medicare's Facility Affiliation Data lists Michael E. Blam at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- PIH Health Downey HospitalDowney, CA · Acute Care Hospital · CCN 050393
- Saint Francis Medical CenterLynwood, CA · Acute Care Hospital · CCN 050104
- UCI Health-LakewoodLakewood, CA · Acute Care Hospital · CCN 050581
- UCI Health-OrangeOrange, CA · Acute Care Hospital · CCN 050348
Practice locations
Addresses where Michael E. Blam is enrolled with Medicare (CMS data updated 2026-10-02).
- 11480 Brookshire Ave, Suite 308Downey, CA 90241 (562) 862‑3656
Group practices
Medicare enrollment lists Michael E. Blam as a member of this group (CMS data updated 2026-10-02).
- Gastro-Digestive Medical Group3 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Downey
Clinicians with the same Medicare primary specialty in Downey, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Washington University School Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1801877733 |
| Corrections | Report an error or suggest an update → |
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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians