Dr. David B. Nelson, MD
- Medicare services, 2024
- 1,014
- Medicare patients, 2024
- 639
- Part D claims, 2024
- 649
- Industry payments
- $1,556
- Affiliated sites
- 1
- Practice address
- 2000 N Village Ave, Rockville Centre, NY 11570
- Practice phone
- Call (516) 678-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Island Physician Services, PLLC
Rockville Centre, New York
Find Dr. Nelson's professional email, personal email and mobile number
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Dr. David B. Nelson is an ophthalmologist in Rockville Centre, New York
Dr. Nelson practices at Island Physician Services, PLLC in Rockville Centre, New York.
Dr. Nelson's NPI, 1316942360, was assigned on June 16, 2005. Dr. Nelson graduated from State University of New York Downstate Medical Center in 1972. Dr. Nelson holds New York license 116327.
- NPI
- 1316942360NPI Registry (opens in a new tab)
- NPI enumeration date
- June 16, 2005
- NPI status
- Active
- Practice phone
- (516) 678-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. David B. Nelson practices at Island Physician Services, PLLC in Rockville Centre, New York
Dr. Nelson's primary practice is Island Physician Services, PLLC, at 2000 N Village Ave, Rockville Centre, NY 11570 in Nassau County. The practice phone is (516) 678-4000.
- Island Physician Services, PLLC2000 N Village Ave, Rockville Centre, NY 11570 · Nassau CountyPhone(516) 678-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David B. Nelson is affiliated with 2 sites of care and 1 medical group
Dr. Nelson's primary practice is Island Physician Services, PLLC in Rockville Centre, New York. Dmand AI also links Dr. Nelson to 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. David B. Nelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nelson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Island Physician Services, PLLC | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David B. Nelson is one of 1,467 ophthalmologists in New York
Ophthalmology is Dr. Nelson's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Nelson is licensed in New York.
Specialties and state licenses
- Ophthalmology, New YorkPrimary
Ophthalmologists near Dr. Nelson
Counts of ophthalmologists 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. David B. Nelson billed Medicare for 1,014 services in 2024
CMS data shows 1,014 Medicare services from Dr. Nelson across 9 procedure codes in 2024, for 639 Medicare patients. Medicare paid $81,531 for them. Every service was in an office.
Dr. Nelson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 7702024: 8024%
- Lab and pathology
- 2023: 1152024: 1086%
- Office and hospital visits
- 2023: 2272024: 10454%
Dr. Nelson compared with the New York median for ophthalmologists, 2024
- Dr. Nelson
- New York median
- Medicare services
- 1,014vs 1,25819% below
- Medicare patients
- 639vs 43647% above
- Part D claims
- 533vs 64718% below
Medians across 1,557 ophthalmologists in New York with Dmand AI profiles that report each measure.
Dr. Nelson'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. David B. Nelson treated 639 Medicare patients in 2024, average age 76
CMS counts 639 Medicare patients who saw Dr. Nelson in 2024. The largest group is 65 to 74, with 263 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nelson's median patient age at 73, with 56% women.
Dr. Nelson's Medicare patients by age, 2024
Dr. Nelson's Medicare patients by sex, 2024
- Women37058%
- Men26942%
Chronic conditions among Dr. Nelson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Diabetes36%
- Ischemic heart disease28%
- Chronic kidney disease21%
- Cancer19%
- Osteoporosis18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nelson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women56%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David B. Nelson wrote 649 Medicare Part D claims in 2024
In 2024, Dr. Nelson wrote 649 Medicare Part D claims for 166 patients. 60% of them were for generic drugs. CMS names the drug for 533 of them, across 12 drugs with 11 or more claims each, at $128,503 in total drug cost. In 2023, CMS named 589 claims across 12 drugs.
Dr. Nelson's Part D claims by kind of drug, 2024
- Generic391 claims60%
- Brand-name258 claims40%
Dr. Nelson'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5892024: 53310%
Drugs named by CMS: 12 in 2024, 12 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
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Dr. David B. Nelson received $1,556 in industry payments from 2016 to 2025
CMS Open Payments shows 46 general payments to Dr. Nelson from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 62% of the total. Shire North American Group Inc paid the most, $574.
General payments to Dr. Nelson by program year, 2016 to 2025
General payments to Dr. Nelson by kind, 2016 to 2025
- Food and beverage$96962%
- Education$43828%
- Speaker and faculty fees$15010%
Companies that paid Dr. Nelson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David B. Nelson graduated from State University of New York Downstate Medical Center
Dr. Nelson graduated from State University of New York Downstate Medical Center in 1972.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David B. Nelson'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) |
| 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. David B. Nelson
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. David B. Nelson's NPI number?
Dr. David B. Nelson's NPI number is 1316942360. It was assigned on June 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. David B. Nelson?
Dr. David B. Nelson is an ophthalmologist in Rockville Centre, New York. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. David B. Nelson practice?
Dr. Nelson practices at 2000 N Village Ave, Rockville Centre, NY 11570. Dr. Nelson's primary practice is Island Physician Services, PLLC in Rockville Centre, New York. Dmand AI also links Dr. Nelson to 1 group practice or clinic and 1 medical group.
What is Dr. David B. Nelson's office phone number?
The practice phone on file for Dr. Nelson is (516) 678-4000.
What is Dr. David B. Nelson's medical license number?
Dr. Nelson holds New York license 116327.
Does Dr. David B. Nelson accept Medicare?
Yes. CMS data shows Dr. Nelson billed Medicare for 1,014 services in 2024.
How many Medicare patients does Dr. David B. Nelson see?
CMS counts 639 Medicare patients who saw Dr. Nelson in 2024, with an average age of 76.
What services does Dr. David B. Nelson bill to Medicare?
In 2024, Dr. Nelson's most billed Medicare services were eye exam or test (92014), lab and pathology test (83861) and eye exam or test (92133).
Where did Dr. David B. Nelson go to medical school?
Dr. Nelson graduated from State University of New York Downstate Medical Center in 1972.
What drugs does Dr. David B. Nelson prescribe most?
In 2024 Medicare Part D data, Dr. Nelson's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Brimonidine Tartrate.
Has Dr. David B. Nelson received payments from drug or device companies?
CMS Open Payments shows $1,556 in general payments to Dr. Nelson from 18 companies from 2016 to 2025. The largest total came from Shire North American Group Inc.
How long has Dr. David B. Nelson been practicing?
Dr. Nelson graduated from medical school in 1972, 54 years ago.
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