Dr. Jorge Larez Heredia, MD
- Medicare services, 2024
- 23
- Medicare patients, 2024
- 38
- Part D claims, 2024
- 289
- Hospital affiliations
- 1
- Industry payments
- $35
- Practice address
- 9965 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
Find Dr. Heredia's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Jorge Larez Heredia is an emergency medicine physician in Fontana, California
Dr. Heredia practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Heredia's NPI, 1619233426, was assigned on April 5, 2012. Dr. Heredia graduated from University of California, Geffen School of Medicine in 2012. Dr. Heredia holds California license A134003.
- NPI
- 1619233426NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133438013
- NPI enumeration date
- April 5, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jorge Larez Heredia practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Dr. Heredia's primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center9965 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jorge Larez Heredia is affiliated with 2 sites of care and 1 medical group
Dr. Heredia's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dr. Heredia is also affiliated with Fontana Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jorge Larez Heredia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Heredia practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jorge Larez Heredia is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Heredia's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Heredia is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Heredia
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Jorge Larez Heredia billed Medicare for 23 services in 2024
CMS data shows 23 Medicare services from Dr. Heredia across 1 procedure code in 2024, for 38 Medicare patients. Medicare paid $1,903 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Heredia's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 112024: 23109%
Dr. Heredia compared with the California median for emergency medicine physicians, 2024
- Dr. Heredia
- California median
- Medicare services
- 23vs 26591% below
- Medicare patients
- 38vs 24384% below
- Part D claims
- 141vs 622.3 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Heredia's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Heredia and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jorge Larez Heredia treated 38 Medicare patients in 2024, average age 67
CMS counts 38 Medicare patients who saw Dr. Heredia in 2024. The largest group is under 65, with 13 patients. 75% of them have high blood pressure, and 61% have high cholesterol. Their average risk score is 3.18, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Heredia's median patient age at 37, with 55% women.
Dr. Heredia's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Heredia's Medicare patients by sex, 2024
- Women2053%
- Men1847%
Chronic conditions among Dr. Heredia's Medicare patients, 2024
- High blood pressure75%
- High cholesterol61%
- Diabetes53%
- Anxiety45%
- Mood disorders45%
- Chronic kidney disease42%
- Depression42%
- Arthritis37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Heredia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jorge Larez Heredia wrote 289 Medicare Part D claims in 2024
In 2024, Dr. Heredia wrote 289 Medicare Part D claims for 169 patients. 92% of them were for generic drugs. CMS names the drug for 141 of them, across 5 drugs with 11 or more claims each, at $2,353 in total drug cost. In 2023, CMS named 84 claims across 3 drugs.
Dr. Heredia's Part D claims by kind of drug, 2024
- Generic266 claims92%
- Brand-name and other23 claims8%
Dr. Heredia's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Heredia's Part D claims, 2024
- Opioids15%43 of 289 claims
- Antibiotics37%107 of 289 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 842024: 14168%
Drugs named by CMS: 5 in 2024, 3 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Jorge Larez Heredia takes part in Medicare
Dr. Heredia accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jorge Larez Heredia received $35 in industry payments from 2018 to 2022
CMS Open Payments shows 2 general payments to Dr. Heredia from 2 drug and device companies from 2018 to 2022. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $20.
General payments to Dr. Heredia by program year, 2018 to 2022
Companies that paid Dr. Heredia the most, 2018 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jorge Larez Heredia graduated from University of California, Geffen School of Medicine
Dr. Heredia graduated from University of California, Geffen School of Medicine in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jorge Larez Heredia's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Jorge Larez Heredia
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Jorge Larez Heredia's NPI number?
Dr. Jorge Larez Heredia's NPI number is 1619233426. It was assigned on April 5, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Jorge Larez Heredia?
Dr. Jorge Larez Heredia is an emergency medicine physician in Fontana, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Jorge Larez Heredia practice?
Dr. Heredia practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Heredia's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California.
What is Dr. Jorge Larez Heredia's office phone number?
The practice phone on file for Dr. Heredia is (909) 427-5000.
What is Dr. Jorge Larez Heredia's medical license number?
Dr. Heredia holds California license A134003.
Which hospitals is Dr. Jorge Larez Heredia affiliated with?
Dr. Heredia is affiliated with Fontana Medical Center.
What medical group is Dr. Jorge Larez Heredia part of?
Dr. Heredia is linked to Southern California Permanente Medical Group.
Does Dr. Jorge Larez Heredia accept Medicare?
Yes. CMS data shows Dr. Heredia billed Medicare for 23 services in 2024, and Dr. Heredia accepts Medicare assignment.
How many Medicare patients does Dr. Jorge Larez Heredia see?
CMS counts 38 Medicare patients who saw Dr. Heredia in 2024, with an average age of 67.
What services does Dr. Jorge Larez Heredia bill to Medicare?
In 2024, Dr. Heredia's most billed Medicare services were emergency department visit (99284).
Show 4 more questionsShow fewer questions
Where did Dr. Jorge Larez Heredia go to medical school?
Dr. Heredia graduated from University of California, Geffen School of Medicine in 2012.
What drugs does Dr. Jorge Larez Heredia prescribe most?
In 2024 Medicare Part D data, Dr. Heredia's most prescribed drugs by claims were Ondansetron ODT, Cephalexin and Cefpodoxime Proxetil.
Has Dr. Jorge Larez Heredia received payments from drug or device companies?
CMS Open Payments shows $35 in general payments to Dr. Heredia from 2 companies from 2018 to 2022. The largest total came from Abbvie Inc.
How long has Dr. Jorge Larez Heredia been practicing?
Dr. Heredia graduated from medical school in 2012, 14 years ago.
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