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Edit this profileAt a glance
- 3609 Vista Way, Oceanside, CA 92056
About Dr. Guerena
Listed in the NPI registry as a specialist, Michael Guerena, MD practices in Oceanside, CA. Michael graduated from Loyola University of Chicago, Stritch School of Medicine in 1990. Medicare claims data shows Michael provided 2,675 services to 1,584 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, limited ultrasound scan of pelvis, and test or measurement for functional capacity, each 15 minutes. NPI 1841222171 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (760) 637-2500
- Email not available
Practice Locations
3609 VISTA WAY
Oceanside, CA 92056
Procedures Most Often Billed to Medicare
2,675 services · 1,584 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
72 | As often as other peers in Specialist |
| Electronic assessment of bladder emptying | Procedure | 51741 |
15 | Less often than most peers in Specialist |
| Insertion of device into abdomen with pressure and urine flow rate study | Procedure | 51797 |
11 | Less often than most peers in Specialist |
| Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings | Procedure | 51784 |
11 | Less often than most peers in Specialist |
| Complex measurement of pressure of urine flow in bladder with urethra pressure and voiding pressure studies | Procedure | 51729 |
11 | Too few peers to compare |
| Limited ultrasound scan of pelvis | Imaging | 76857 |
397 | More than most peers in Specialist |
| Limited ultrasound scan behind abdominal cavity | Imaging | 76775 |
16 | Less often than most peers in Specialist |
| Imaging of urinary tract following injection of a contrast agent | Imaging | 74420 |
13 | Less often than most peers in Specialist |
| Test or measurement for functional capacity, each 15 minutes | Treatment | 97750 |
392 | More often than most peers in Specialist |
| Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96402 |
33 | Less often than most peers in Specialist |
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 specialists at this location 1
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 specialists in Oceanside 7
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Loyola University of Chicago, Stritch School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Loyola University of Chicago, Stritch School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of bladder and urethra using an endoscope 7
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Guerena?
Dr. Guerena is a specialist in Oceanside, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Guerena's address?
Dr. Guerena is listed at 3609 Vista Way, Oceanside, CA 92056. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Guerena?
The number on file is (760) 637-2500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Guerena?
Dr. Guerena's National Provider Identifier is 1841222171. 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. Guerena train?
Dr. Guerena attended Loyola University of Chicago, Stritch School of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Guerena have?
Dr. Guerena has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Guerena perform?
According to Medicare billing data, Dr. Guerena performs procedures including diagnostic exam of bladder and urethra using an endoscope, electronic assessment of bladder emptying and insertion of device into abdomen with pressure and urine flow rate study; reads or performs imaging such as limited ultrasound scan of pelvis and limited ultrasound scan behind abdominal cavity; provides treatments such as test or measurement for functional capacity, each 15 minutes and administration of hormonal anti-neoplastic chemotherapy under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Guerena's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Guerena. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.