Physician Profile
Unclaimed ProfileAbout ACKERMAN
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Education & Training
Areas of Expertise
Common questions
What does Dr. Ackerman specialise in?
Dr. Ackerman is an emergency medicine in Walnut Creek, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
Where is Dr. Ackerman located?
Dr. Ackerman is listed at 1425 S MAIN ST, Walnut Creek, CA 94596. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Ackerman's phone number?
The number on file is (925) 295-4000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ackerman?
Dr. Ackerman's National Provider Identifier is 1427435023. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Ackerman go to medical school?
Dr. Ackerman attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ackerman have?
Dr. Ackerman has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ackerman do most often?
According to Medicare billing data, Dr. Ackerman the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ackerman's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ackerman. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (925) 295-4000
- Email not available
Practice Locations
1425 S MAIN ST
Walnut Creek, CA 94596
Procedures Most Often Billed to Medicare
476 services · 465 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
179 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
173 |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
39 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
37 |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
24 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
24 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency medicines at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 23 related providers in 3 groups
Other emergency medicines in Walnut Creek 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Other 8
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.