Dr. Nelson Barcelon, MD
- Medicare services, 2024
- 13,424
- Medicare patients, 2024
- 365
- MIPS score, 2024
- 82
- Industry payments
- $54
- Affiliated sites
- 1
- Practice address
- 575 Underhill Blvd, Syosset, NY 11791
- Practice phone
- Call (516) 622-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mobile Medical Services
Syosset, New York
Find Dr. Barcelon's professional email, personal email and mobile number
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Dr. Nelson Barcelon is an anesthesiologist in Syosset, New York
Dr. Barcelon practices at Mobile Medical Services in Syosset, New York.
Dr. Barcelon's NPI, 1003928441, was assigned on August 31, 2006. Dr. Barcelon holds New York license 246401-1.
- NPI
- 1003928441NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072890631
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 622-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nelson Barcelon practices at Mobile Medical Services in Syosset, New York
Dr. Barcelon's primary practice is Mobile Medical Services, at 575 Underhill Blvd, Syosset, NY 11791 in Nassau County. The practice phone is (516) 622-6000.
- Mobile Medical Services575 Underhill Blvd, Syosset, NY 11791 · Nassau CountyPhone(516) 622-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nelson Barcelon is affiliated with 2 sites of care and 1 medical group
Dr. Barcelon's primary practice is Mobile Medical Services in Syosset, New York. The medical group on file is CareMount Medical. Dmand AI also links Dr. Barcelon to 1 more group practice or clinic, 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. Nelson Barcelon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barcelon practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mobile Medical Services | 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. Nelson Barcelon is one of 3,858 anesthesiologists in New York
Anesthesiology is Dr. Barcelon's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Barcelon is licensed in New York.
Specialties and state licenses
- Anesthesiology, New YorkPrimary
Anesthesiologists near Dr. Barcelon
Counts of anesthesiologists 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. Nelson Barcelon billed Medicare for 13,424 services in 2024
CMS data shows 13,424 Medicare services from Dr. Barcelon across 5 procedure codes in 2024, for 365 Medicare patients. Medicare paid $46,776 for them. Every service was in an office.
Dr. Barcelon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 12,4692024: 13,0515%
- Anesthesia
- 2023: 3562024: 3735%
Dr. Barcelon compared with the New York median for anesthesiologists, 2024
- Dr. Barcelon
- New York median
- Medicare services
- 13,424vs 76176.6 times
- Medicare patients
- 365vs 1322.8 times
Medians across 3,723 anesthesiologists in New York with Dmand AI profiles that report each measure.
Dr. Barcelon'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. Nelson Barcelon treated 365 Medicare patients in 2024, average age 72
CMS counts 365 Medicare patients who saw Dr. Barcelon in 2024. The largest group is 65 to 74, with 223 patients. 75% of them have high cholesterol, and 64% have high blood pressure. Their average risk score is 0.73, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Barcelon's median patient age at 59, with 47% women.
Dr. Barcelon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Barcelon's Medicare patients by sex, 2024
- Women18952%
- Men17648%
Chronic conditions among Dr. Barcelon's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis41%
- Ischemic heart disease26%
- Cancer24%
- Diabetes23%
- Anxiety18%
- Osteoporosis17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barcelon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women47%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nelson Barcelon scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Barcelon for performance year 2024, reported as part of a group. Dr. Barcelon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Barcelon's MIPS scores, performance year 2024
- 82of 100Final score
- 72.1of 100Quality
- 91of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 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. Nelson Barcelon received $54 in industry payments from 2022 to 2025
CMS Open Payments shows 2 general payments to Dr. Barcelon from 2 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Sebela Pharmaceuticals Inc. paid the most, $29.
General payments to Dr. Barcelon by program year, 2022 to 2025
Companies that paid Dr. Barcelon 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. Nelson Barcelon'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) |
| 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. Nelson Barcelon
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. Nelson Barcelon's NPI number?
Dr. Nelson Barcelon's NPI number is 1003928441. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nelson Barcelon?
Dr. Nelson Barcelon is an anesthesiologist in Syosset, New York. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Nelson Barcelon practice?
Dr. Barcelon practices at 575 Underhill Blvd, Syosset, NY 11791. Dr. Barcelon's primary practice is Mobile Medical Services in Syosset, New York. Dmand AI also links Dr. Barcelon to 1 group practice or clinic.
What is Dr. Nelson Barcelon's office phone number?
The practice phone on file for Dr. Barcelon is (516) 622-6000.
What is Dr. Nelson Barcelon's medical license number?
Dr. Barcelon holds New York license 246401-1.
What medical group is Dr. Nelson Barcelon part of?
Dr. Barcelon is linked to CareMount Medical.
Does Dr. Nelson Barcelon accept Medicare?
Yes. CMS data shows Dr. Barcelon billed Medicare for 13,424 services in 2024, and Dr. Barcelon accepts Medicare assignment.
What is Dr. Nelson Barcelon's MIPS score?
Dr. Barcelon's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Dr. Nelson Barcelon see?
CMS counts 365 Medicare patients who saw Dr. Barcelon in 2024, with an average age of 72.
What services does Dr. Nelson Barcelon bill to Medicare?
In 2024, Dr. Barcelon's most billed Medicare services were injected or infused drug (J2704), anesthesia (00812) and anesthesia (00731).
Has Dr. Nelson Barcelon received payments from drug or device companies?
CMS Open Payments shows $54 in general payments to Dr. Barcelon from 2 companies from 2022 to 2025. The largest total came from Sebela Pharmaceuticals Inc.
How long has Dr. Nelson Barcelon been practicing?
Dr. Barcelon graduated from medical school in 1991, 35 years ago.
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