Colleen Ann Johnson, MD
Colleen Ann Johnson, MD is an Emergency Medicine in Pleasanton, California. Graduated from Stanford University School of Medicine in 2001, 25 years ago. Practices with Pleasanton Emergency Medical Group, a 38-clinician group and accepts Medicare assignment. Licensed in California.
- Years since qualifying
- 25
- Trained at
- Stanford University School of Medicine
- Licensed in
- CA
- In the registry since
- 2005
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
5555 W Las Positas BlvdPleasanton, CA 94588-4000
Phone: (209) 342-2300
Fax: (209) 524-4240
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Emergency Medicine Physician (primary) | Taxonomy 207P00000X · Licence A81584 (CA) |
|---|
Record details
| NPI number | 1720079049 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | November 4, 2005 |
| Last updated in NPPES | July 13, 2026 |
| Mailing address | 4301 North Star Way, Modesto, CA 95356 |
Medicare enrollment
| Medicare specialty | EMERGENCY MEDICINE |
|---|---|
| Medical school | STANFORD UNIVERSITY SCHOOL OF MEDICINE |
| Graduated | 2001 (25 years in practice) |
| Group practice | Pleasanton Emergency Medical Group — 38 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Pleasanton
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Emergency Services of Kansas, PA
5000 Hopyard Rd Ste 100, Pleasanton, CA 94588-3146 · (925) 924-1600
-
Jeremy Estrada
5555 W Las Positas Blvd, Pleasanton, CA 94588-4000 · (925) 416-6585
-
Dr. Herschel Fischer, MD
699 View Dr, Pleasanton, CA 94566-9725 · (925) 846-6685
-
Hospitalists of California Medical Group, Inc
5000 Hopyard Rd Ste 100, Pleasanton, CA 94588-3348 · (925) 924-1600
-
Edward Y Kan, MD
5555 W Las Positas Blvd, Pleasanton, CA 94588-4000 · (209) 342-2300
-
Charisma Kaushik, MD
5555 W Las Positas Blvd, Pleasanton, CA 94588-4000 · (925) 416-3418
-
Dr. Robert T. Kwak, MD
PO Box 702, Pleasanton, CA 94566-0070 · (650) 799-6666
-
Robert Louis Mandiberg
5555 W Las Positas Blvd, Pleasanton, CA 94588-4000 · (209) 342-2300