Physician Profile
Michael J. Krzyzaniak, M.D.
Unclaimed ProfileAbout Dr. Krzyzaniak
Michael J. Krzyzaniak, M.D. is a healthcare provider in San Diego, CA specializing in trauma surgery. Michael trained at University of Wisconsin School of Medicine, graduating in 2005. Michael is also listed as specializing in surgical critical care. According to Medicare claims data, Michael cared for 149 Medicare patients across 178 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, critical care, first 30-74 minutes, and hospital discharge day management, more than 30 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (619) 299-3100
- Email not available
Practice Locations
550 WASHINGTON ST STE 641
San Diego, CA 92103
Procedures Most Often Billed to Medicare
178 services · 149 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
68 | As often as other peers in Trauma Surgery |
| Critical care, first 30-74 minutes | Office visit | 99291 |
35 | As often as other peers in Trauma Surgery |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
25 | More often than most peers in Trauma Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
19 | Less often than most peers in Trauma Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
16 | Less often than most peers in Trauma Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
15 | Less often than most peers in Trauma Surgery |
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.
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 trauma surgeons in San Diego 8
Same specialty, same city.
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2005 at University of Wisconsin School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Michael J. Krzyzaniak?
Michael J. Krzyzaniak is a trauma surgeon in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Trauma Surgery”.
NPI registry
What is Michael J. Krzyzaniak's address?
Michael J. Krzyzaniak is listed at 550 Washington St Ste 641, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Michael J. Krzyzaniak?
The number on file is (619) 299-3100. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Michael J. Krzyzaniak's NPI number?
Michael J. Krzyzaniak's National Provider Identifier is 1164626594. 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 Michael J. Krzyzaniak train?
Michael J. Krzyzaniak attended University of Wisconsin School of Medicine, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Michael J. Krzyzaniak been practicing?
Michael J. Krzyzaniak has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What procedures does Michael J. Krzyzaniak perform?
According to Medicare billing data, Michael J. Krzyzaniak 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 Michael J. Krzyzaniak confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Michael J. Krzyzaniak. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.