Physician Profile
Unclaimed ProfileAbout DIECKHOFF
John Dieckhoff, M.D. is a hospitalist based in Irvine, CA. John is a 2003 graduate of Wright State University Boonshoft School of Medicine. John is also listed as specializing in internal medicine. According to Medicare claims data, John cared for 648 Medicare patients across 968 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (949) 610-7245
- Email not available
Practice Locations
16200 SAND CANYON AVE
Irvine, CA 92618
Procedures Most Often Billed to Medicare
968 services · 648 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
402 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
184 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
158 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
157 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
67 |
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 hospitalists at this location 7
Same specialty, same street address — most likely the same department or group.
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.
Other hospitalists in Irvine 4
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Wright State University Boonshoft School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Wright State University Boonshoft School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Dieckhoff's specialty?
Dr. Dieckhoff is a hospitalist in Irvine, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HOSPITALIST”.
NPI registry
Where can I find Dr. Dieckhoff?
Dr. Dieckhoff is listed at 16200 SAND CANYON AVE, Irvine, CA 92618. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Dieckhoff?
The number on file is (949) 610-7245. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Dieckhoff's NPI number?
Dr. Dieckhoff's National Provider Identifier is 1700068152. 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
What is Dr. Dieckhoff's medical education?
Dr. Dieckhoff attended Wright State University Boonshoft School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Dieckhoff been practicing?
Dr. Dieckhoff has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Dieckhoff known for?
According to Medicare billing data, Dr. Dieckhoff 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
Has Dr. Dieckhoff confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Dieckhoff. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.