Dr. William Joseph Frem, DO
Dr. William Joseph Frem, DO practises Internal Medicine in Los Angeles, California. Qualified in 2022, 4 years ago. Practices with Galen Inpatient Physicians PC, a 1,031-clinician group and accepts Medicare assignment. Licensed in California.
- Years since qualifying
- 4
- Licensed in
- CA
- In the registry since
- 2022
What do these letters mean?
- DO — Doctor of Osteopathic Medicine
- A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.
Practice location Address checks out
1720 E Cesar E Chavez AveLos Angeles, CA 90033-2414
Phone: (323) 268-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Internal Medicine Physician (primary) | Taxonomy 207R00000X · Licence 20A22067 (CA) |
|---|
Record details
| NPI number | 1831820646 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | DO |
| Sole proprietor | No |
| NPI enumerated | June 22, 2022 |
| Last updated in NPPES | September 3, 2025 |
| Certification date | September 3, 2025 |
Medicare enrollment
| Medicare specialty | INTERNAL MEDICINE |
|---|---|
| Medical school | OTHER |
| Graduated | 2022 (4 years in practice) |
| Group practice | Galen Inpatient Physicians Pc — 1031 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 3 on file with Medicare |
Practises at
- Adventist Health White Memorial Hospital · Los Angeles, CA
Colleagues at Galen Inpatient Physicians PC
- Aisha Abdul Sattar, MD Internal Medicine Physician · Darby, PA
- Slamat Ali, MD Internal Medicine Physician · Bakersfield, CA
- Fariba Amiri, MD Internal Medicine Physician · Greenbrae, CA
- Elena Atchikova, MD Internal Medicine Physician · Escondido, CA
- Dr. Robert Alan Feren, MD Internal Medicine Physician · Walnut Creek, CA
- Ashwani Kumar, MD Family Medicine Physician · Madisonville, KY
- Rabia Mohammad, MD Hospitalist Physician · Elkhart, IN
- Mr. Casey Wayne Guy Morefield, ARNP Acute Care Nurse Practitioner · Panama City, FL
- Smit Patel Hospitalist Physician · Hemet, CA
- Sukhdeep Singh Sandhu, MD Internal Medicine Physician · Bakersfield, CA
- Brooks Smallwood Student in an Organized Health Care Education/Training Program · McAlester, OK
- Dr. Keneilwe Tlaang-Setilo, MD Internal Medicine Physician · Roseburg, OR
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