Dr. Peter W Ackerman, MD
Dr. Peter W Ackerman, MD practises Emergency Medicine in Walnut Creek, California. Qualified in 2015, 11 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.
- Years since qualifying
- 11
- Licensed in
- NY
- In the registry since
- 2015
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
1425 S Main StWalnut Creek, CA 94596-5318
Phone: (925) 295-4000
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Emergency Medicine Physician (primary) | Taxonomy 207P00000X · Licence 292833 (NY) |
|---|
Record details
| NPI number | 1427435023 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | May 4, 2015 |
| Last updated in NPPES | February 24, 2026 |
| Certification date | February 24, 2026 |
Medicare enrollment
| Medicare specialty | EMERGENCY MEDICINE |
|---|---|
| Medical school | OTHER |
| Graduated | 2015 (11 years in practice) |
| Group practice | Permanente Medical Group Inc — 10941 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Telehealth | Offers telehealth services |
| Practice locations | 2 on file with Medicare |
Medicare patients and services, 2024
| Medicare patients | 466 |
|---|---|
| Services billed | 508 |
| Average patient age | 77 |
Practises at
- Kaiser Foundation Hospital - Antioch Hospital · Antioch, CA · listed as Kaiser Foundation Hospitals
- Kaiser Foundation Hospital - Walnut Creek Hospital · Walnut Creek, CA · listed as Kaiser Foundation Hospitals
- White Plains Hospital Center Hospital · White Plains, NY
Colleagues at Permanente Medical Group Inc
- Puneet Kaur Aulakh-Mehta, MD Student in an Organized Health Care Education/Training Program · Richmond, CA
- Harshith Reddy Avula, MD Internal Medicine Physician · Philadelphia, PA
- Cindy Si Chen, MD Internal Medicine Physician · Philadelphia, PA
- Jovauna Currey Student in an Organized Health Care Education/Training Program · Sacramento, CA
- Lan Hoang DO, MD Family Medicine Physician · Milpitas, CA
- Harjot Hansra Vascular Neurology Physician · Antioch, CA
- Michael Hwang Emergency Medicine Physician · Torrance, CA
- Kimberly Marie Iwaki Emergency Medicine Physician · Monterey Park, CA
- Roshan Najafi Family Medicine Physician · Renton, WA
- Kaela Reinert Student in an Organized Health Care Education/Training Program · Newark, DE
- Scott Sweeny, DO Emergency Medicine Physician · Vacaville, CA
- January Tiu, FNP-C Family Nurse Practitioner · Lancaster, CA
Other providers in Walnut Creek
-
Eric Aaserude
1425 S Main St, Walnut Creek, CA 94596-5318 · (925) 295-4000
-
Derek Ailes, MD
1425 S Main St, Walnut Creek, CA 94596-5318 · (925) 295-4000
-
Dr. Peter Barnett, MD
1990 N California Blvd Ste 400, Walnut Creek, CA 94596-3742 · (925) 225-5837
-
Brenna Barton
1425 S Main St, Walnut Creek, CA 94596-5318 · (925) 295-4070
-
Dr. Brian David Baskin, MD
1425 S Main St Kaiser Emergency Dept, Walnut Creek, CA 94596-5318 · (925) 295-4000