Are you Jose J. Diaz, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileBased in Chino, CA, Jose J. Diaz, M.D. is listed in the NPI registry under emergency medicine. Jose graduated from University of California, San Francisco School of Medicine in 1996. According to Medicare claims data, Jose cared for 264 Medicare patients across 270 services. The services billed most often include emergency department visit with moderate level of medical decision making, emergency department visit with high level of medical decision making, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only. NPI 1306880836 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
5451 WALNUT AVE
Chino, CA 91710
7720 Rancho Santa Fe Rd #225
Carlsbad, CA 92009
Within Emergency Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Bites & Stings
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Urinary & Bladder
Women's Health
Abdomen & Digestion
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Environmental
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General Emergency
Heart & Chest
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Men's Health
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Poisoning & Toxins
Spine & Back
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Ear, Nose & Throat
Eye & ENT
Heart & Diagnostics
Imaging & Diagnostics
Injections & Vaccines
Kidney Care
Lung & Respiratory
Medications
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Minor Procedures
Minor Trauma
Orthopedics
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Specialized Care
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Digestive Care
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Orthopedic Procedures
Supportive Care
270 services · 264 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
21 | As often as other peers in Emergency Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
50 | Less often than most peers in Emergency Medicine |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
83 | More often than most peers in Emergency Medicine |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
81 | Less often than most peers in Emergency Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
35 | As often as other peers in Emergency Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Jose J. Diaz is an emergency physician in Chino, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
Jose J. Diaz is listed at 5451 Walnut Ave, Chino, CA 91710. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 464-8667. Contact the office directly to confirm availability and scheduling.
NPI registry
Jose J. Diaz's National Provider Identifier is 1306880836. 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
Jose J. Diaz attended University of California, San Francisco School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
Jose J. Diaz has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Jose J. Diaz performs imaging including x-ray of chest, 1 view; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Jose J. Diaz. If this is you, claiming it is free.
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