Dr. Ernesto Leon Velarde Carreno, MD
- Medicare services, 2024
- 1,240
- Medicare patients, 2024
- 389
- Part D claims, 2024
- 1,077
- MIPS score, 2024
- 95
- Hospital affiliations
- 5
- Practice address
- 462 Grider Street, Buffalo, NY 14215
- Practice phone
- Call (716) 898-3936
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Leon Velarde Carreno's professional email, personal email and mobile number
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Dr. Ernesto Leon Velarde Carreno is a nephrologist in Buffalo, New York
Dr. Leon Velarde Carreno practices at Erie County Medical Center in Buffalo, New York, part of Erie County Medical Center.
Dr. Leon Velarde Carreno's NPI, 1619402609, was assigned on April 27, 2017. Dr. Leon Velarde Carreno holds Arizona license 64329.
- NPI
- 1619402609NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779820220
- NPI enumeration date
- April 27, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (716) 898-3936
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ernesto Leon Velarde Carreno practices at Erie County Medical Center in Buffalo, New York
Dr. Leon Velarde Carreno's primary practice is Erie County Medical Center, at 462 Grider Street, Buffalo, NY 14215 in Erie County. The practice phone is (716) 898-3936.
- Erie County Medical Center462 Grider Street, Buffalo, NY 14215 · Erie CountyPhone(716) 898-3936
Source: Dmand AI Affiliation Data
Dr. Ernesto Leon Velarde Carreno is affiliated with 8 sites of care and 2 medical groups
Dr. Leon Velarde Carreno's primary practice is Erie County Medical Center in Buffalo, New York, part of Erie County Medical Center. Dr. Leon Velarde Carreno is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. The medical group on file is UBMD Internal Medicine. Dmand AI also links Dr. Leon Velarde Carreno to 3 more hospitals, 2 dialysis centers, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ernesto Leon Velarde Carreno's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leon Velarde Carreno practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Erie County Medical Center | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Erie County Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ernesto Leon Velarde Carreno is one of 914 nephrologists in New York
Nephrology is Dr. Leon Velarde Carreno's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Leon Velarde Carreno is licensed in Arizona.
Specialties and state licenses
- Nephrology, ArizonaPrimary
Nephrologists near Dr. Leon Velarde Carreno
Counts of nephrologists 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. Ernesto Leon Velarde Carreno billed Medicare for 1,240 services in 2024
CMS data shows 1,240 Medicare services from Dr. Leon Velarde Carreno across 13 procedure codes in 2024, for 389 Medicare patients. Medicare paid $149,880 for them.
Dr. Leon Velarde Carreno's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0792024: 1,0116%
- Tests and treatments
- 2023: 5012024: 20260%
- Other services
- 2023: 02024: 27
Where Dr. Leon Velarde Carreno's Medicare services took place, 2024
- In an office80065%
- In a facility44035%
Dr. Leon Velarde Carreno compared with the New York median for nephrologists, 2024
- Dr. Leon Velarde Carreno
- New York median
- Medicare services
- 1,240vs 68980% above
- Medicare patients
- 389vs 21779% above
- Part D claims
- 959vs 4362.2 times
Medians across 892 nephrologists in New York with Dmand AI profiles that report each measure.
Dr. Leon Velarde Carreno'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.
Need commercial claims for Dr. Leon Velarde Carreno?
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ernesto Leon Velarde Carreno treated 389 Medicare patients in 2024, average age 75
CMS counts 389 Medicare patients who saw Dr. Leon Velarde Carreno in 2024. The largest group is 75 to 84, with 177 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 17% are also on Medicaid. Their average risk score is 3.01, 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. Leon Velarde Carreno's median patient age at 71, with 46% women.
Dr. Leon Velarde Carreno's Medicare patients by age, 2024
Dr. Leon Velarde Carreno's Medicare patients by sex, 2024
- Women20252%
- Men18748%
Chronic conditions among Dr. Leon Velarde Carreno's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes56%
- Arthritis50%
- Heart failure45%
- Ischemic heart disease44%
- Atrial fibrillation38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leon Velarde Carreno's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women46%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ernesto Leon Velarde Carreno wrote 1,077 Medicare Part D claims in 2024
In 2024, Dr. Leon Velarde Carreno wrote 1,077 Medicare Part D claims for 289 patients. 91% of them were for generic drugs. CMS names the drug for 959 of them, across 23 drugs with 11 or more claims each, at $180,959 in total drug cost. In 2023, CMS named 791 claims across 18 drugs.
Dr. Leon Velarde Carreno's Part D claims by kind of drug, 2024
- Generic977 claims91%
- Brand-name and other100 claims9%
Dr. Leon Velarde Carreno'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. Leon Velarde Carreno's Part D claims, 2024
- Antibiotics6%62 of 1,077 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: 7912024: 95921%
Drugs named by CMS: 23 in 2024, 18 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
Dr. Ernesto Leon Velarde Carreno scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Leon Velarde Carreno for performance year 2024, reported individually. Dr. Leon Velarde Carreno accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Leon Velarde Carreno's MIPS scores, performance year 2024
- 95of 100Final score
- 82.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 80of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ernesto Leon Velarde Carreno received $630 in industry payments from 2022 to 2025
CMS Open Payments shows 29 general payments to Dr. Leon Velarde Carreno from 12 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 94% of the total. Calliditas Therapeutics US Inc. paid the most, $159.
General payments to Dr. Leon Velarde Carreno by program year, 2022 to 2025
General payments to Dr. Leon Velarde Carreno by kind, 2022 to 2025
- Food and beverage$59494%
- Education$356%
Companies that paid Dr. Leon Velarde Carreno the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ernesto Leon Velarde Carreno'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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)Clinician Public Reporting: Overall MIPS Performance (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. Ernesto Leon Velarde Carreno
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. Ernesto Leon Velarde Carreno's NPI number?
Dr. Ernesto Leon Velarde Carreno's NPI number is 1619402609. It was assigned on April 27, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Ernesto Leon Velarde Carreno?
Dr. Ernesto Leon Velarde Carreno is a nephrologist in Buffalo, New York. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Ernesto Leon Velarde Carreno practice?
Dr. Leon Velarde Carreno practices at 462 Grider Street, Buffalo, NY 14215. Dr. Leon Velarde Carreno's primary practice is Erie County Medical Center in Buffalo, New York, part of Erie County Medical Center. Dmand AI also links Dr. Leon Velarde Carreno to 3 hospitals, 2 dialysis centers, 1 group practice or clinic and 1 medical group.
What is Dr. Ernesto Leon Velarde Carreno's office phone number?
The practice phone on file for Dr. Leon Velarde Carreno is (716) 898-3936.
What is Dr. Ernesto Leon Velarde Carreno's medical license number?
Dr. Leon Velarde Carreno holds Arizona license 64329.
Which hospitals is Dr. Ernesto Leon Velarde Carreno affiliated with?
Dr. Leon Velarde Carreno practices at Erie County Medical Center in Buffalo, New York. Dr. Leon Velarde Carreno is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. Dmand AI links Dr. Leon Velarde Carreno to 3 more hospitals.
What medical group is Dr. Ernesto Leon Velarde Carreno part of?
Dr. Leon Velarde Carreno is linked to UBMD Internal Medicine. Dmand AI links Dr. Leon Velarde Carreno to 1 more medical group.
Does Dr. Ernesto Leon Velarde Carreno accept Medicare?
Yes. CMS data shows Dr. Leon Velarde Carreno billed Medicare for 1,240 services in 2024, and Dr. Leon Velarde Carreno accepts Medicare assignment.
What is Dr. Ernesto Leon Velarde Carreno's MIPS score?
Dr. Leon Velarde Carreno's MIPS final score for performance year 2024 is 95 out of 100, reported individually.
How many Medicare patients does Dr. Ernesto Leon Velarde Carreno see?
CMS counts 389 Medicare patients who saw Dr. Leon Velarde Carreno in 2024, with an average age of 75.
Show 4 more questionsShow fewer questions
What services does Dr. Ernesto Leon Velarde Carreno bill to Medicare?
In 2024, Dr. Leon Velarde Carreno's most billed Medicare services were office visit, established patient (99215), hospital inpatient care (99233) and dialysis (90961).
What drugs does Dr. Ernesto Leon Velarde Carreno prescribe most?
In 2024 Medicare Part D data, Dr. Leon Velarde Carreno's most prescribed drugs by claims were Amlodipine Besylate, Lisinopril and Sevelamer Carbonate.
Has Dr. Ernesto Leon Velarde Carreno received payments from drug or device companies?
CMS Open Payments shows $630 in general payments to Dr. Leon Velarde Carreno from 12 companies from 2022 to 2025. The largest total came from Calliditas Therapeutics US Inc.
How long has Dr. Ernesto Leon Velarde Carreno been practicing?
Dr. Leon Velarde Carreno graduated from medical school in 2011, 15 years ago.
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