Dr. Evelyn A. Ortega, MD
- Medicare services, 2024
- 111
- Medicare patients, 2024
- 41
- Part D claims, 2024
- 92
- Industry payments
- $152
- Affiliated sites
- 2
- Practice address
- 21950 Copley Dr, Diamond Bar, CA 91765
- Practice phone
- Call (626) 840-1023
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Call the Car
Diamond Bar, California
Find Dr. Ortega'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. Evelyn A. Ortega is a general practice physician in Diamond Bar, California
Dr. Ortega practices at Call the Car in Diamond Bar, California.
Dr. Ortega's NPI, 1366455933, was assigned on August 14, 2006. Dr. Ortega holds California license A33311.
- NPI
- 1366455933NPI Registry (opens in a new tab)
- NPI enumeration date
- August 14, 2006
- NPI status
- Active
- Practice phone
- (626) 840-1023
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Evelyn A. Ortega practices at Call the Car in Diamond Bar, California
Dr. Ortega's primary practice is Call the Car, at 21950 Copley Dr, Diamond Bar, CA 91765 in Los Angeles County. The practice phone is (626) 840-1023.
- Call the Car21950 Copley Dr, Diamond Bar, CA 91765 · Los Angeles CountyPhone(626) 840-1023
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Evelyn A. Ortega is affiliated with 3 sites of care and 2 medical groups
Dr. Ortega's primary practice is Call the Car in Diamond Bar, California. The medical group on file is Physician Medical Group. Dmand AI also links Dr. Ortega to 1 more physician office, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Evelyn A. Ortega's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ortega practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Call the Car | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Evelyn A. Ortega is one of 1,526 general practice physicians in California
General practice is Dr. Ortega's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Ortega is licensed in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
General practice physicians near Dr. Ortega
Counts of general practice 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. Evelyn A. Ortega billed Medicare for 111 services in 2024
CMS data shows 111 Medicare services from Dr. Ortega across 3 procedure codes in 2024, for 41 Medicare patients. Medicare paid $9,349 for them. Every service was in an office.
Dr. Ortega's Medicare services by type, 2017 to 2024
- 2017
- 2024
- Office and hospital visits
- 2017: 1092024: 1112%
Dr. Ortega compared with the California median for general practice physicians, 2024
- Dr. Ortega
- California median
- Medicare services
- 111vs 26258% below
- Medicare patients
- 41vs 13670% below
- Part D claims
- 96vs 19250% below
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Ortega'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Evelyn A. Ortega treated 41 Medicare patients in 2024, average age 77
CMS counts 41 Medicare patients who saw Dr. Ortega in 2024. The largest group is 65 to 74, with 13 patients. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 2.09, 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. Ortega's median patient age at 72, with 47% women.
Dr. Ortega's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ortega's Medicare patients by sex, 2024
- Women2356%
- Men1844%
Chronic conditions among Dr. Ortega's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease59%
- Diabetes54%
- Heart failure44%
- Chronic kidney disease41%
- Asthma34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ortega's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Evelyn A. Ortega wrote 92 Medicare Part D claims in 2024
In 2024, Dr. Ortega wrote 92 Medicare Part D claims for 19 patients. 89% of them were for generic drugs. They cover 6 drugs, with $1,375 in total drug cost. In 2021, CMS named 262 claims across 12 drugs.
Dr. Ortega's Part D claims by kind of drug, 2024
- Generic82 claims89%
- Brand-name and other10 claims11%
Dr. Ortega's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 2622022: 9663%
Drugs named by CMS: 6 in 2022, 12 in 2021.
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
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Dr. Evelyn A. Ortega received $152 in industry payments from 2016 to 2019
CMS Open Payments shows 10 general payments to Dr. Ortega from 7 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $46.
General payments to Dr. Ortega by program year, 2016 to 2019
Companies that paid Dr. Ortega the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Evelyn A. Ortega'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Evelyn A. Ortega
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. Evelyn A. Ortega's NPI number?
Dr. Evelyn A. Ortega's NPI number is 1366455933. It was assigned on August 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Evelyn A. Ortega?
Dr. Evelyn A. Ortega is a general practice physician in Diamond Bar, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Evelyn A. Ortega practice?
Dr. Ortega practices at 21950 Copley Dr, Diamond Bar, CA 91765. Dr. Ortega's primary practice is Call the Car in Diamond Bar, California. Dmand AI also links Dr. Ortega to 1 physician office, 1 group practice or clinic and 1 medical group.
What is Dr. Evelyn A. Ortega's office phone number?
The practice phone on file for Dr. Ortega is (626) 840-1023.
What is Dr. Evelyn A. Ortega's medical license number?
Dr. Ortega holds California license A33311.
What medical group is Dr. Evelyn A. Ortega part of?
Dr. Ortega is linked to Physician Medical Group. Dmand AI links Dr. Ortega to 1 more medical group.
Does Dr. Evelyn A. Ortega accept Medicare?
Yes. CMS data shows Dr. Ortega billed Medicare for 111 services in 2024.
How many Medicare patients does Dr. Evelyn A. Ortega see?
CMS counts 41 Medicare patients who saw Dr. Ortega in 2024, with an average age of 77.
What services does Dr. Evelyn A. Ortega bill to Medicare?
In 2024, Dr. Ortega's most billed Medicare services were care management and other visits (99473), home visit (99350) and home visit (99345).
What drugs does Dr. Evelyn A. Ortega prescribe most?
In 2022 Medicare Part D data, Dr. Ortega's most prescribed drugs by claims were Losartan Potassium, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Evelyn A. Ortega received payments from drug or device companies?
CMS Open Payments shows $152 in general payments to Dr. Ortega from 7 companies from 2016 to 2019. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Evelyn A. Ortega been practicing?
Dr. Ortega graduated from medical school in 1972, 54 years ago.
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