Dr. David Allen Schlessinger, MD
- Medicare services, 2024
- 7,023
- Medicare patients, 2024
- 340
- Part D claims, 2024
- 379
- Publications
- 1
- MIPS score, 2024
- 93
- Practice address
- 1895 Walt Whitman Road, Melville, NY 11747
- Practice phone
- Call (516) 293-9700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Melville Surgery Center
Surgery Center - Medicare-Certified · Melville, New York
Find Dr. Schlessinger'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. David Allen Schlessinger is an ophthalmologist in Melville, New York
Dr. Schlessinger practices at Melville Surgery Center in Melville, New York.
Dr. Schlessinger's NPI, 1316972367, was assigned on July 11, 2006. Dr. Schlessinger graduated from University of Pittsburgh School of Medicine in 1988. Dr. Schlessinger holds New York license 181592.
- NPI
- 1316972367NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062428428
- NPI enumeration date
- July 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 293-9700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Allen Schlessinger practices at Melville Surgery Center in Melville, New York
Dr. Schlessinger's primary practice is Melville Surgery Center, at 1895 Walt Whitman Road, Melville, NY 11747. The practice phone is (516) 293-9700.
- Melville Surgery Center1895 Walt Whitman Road, Melville, NY 11747Phone(516) 293-9700
Source: Dmand AI Affiliation Data
Dr. David Allen Schlessinger is affiliated with 3 sites of care and 3 medical groups
Dr. Schlessinger's primary practice is Melville Surgery Center in Melville, New York. The medical group on file is Nassau University Medical Center (NUMC), Department of Psychiatry and Behavioral Sciences. Dmand AI also links Dr. Schlessinger to 2 more group practices and clinics and 2 medical groups, 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. David Allen Schlessinger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schlessinger practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Melville Surgery Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Allen Schlessinger is one of 1,467 ophthalmologists in New York
Ophthalmology is Dr. Schlessinger's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Schlessinger is licensed in New York.
Specialties and state licenses
- Ophthalmology, New YorkPrimary
Ophthalmologists near Dr. Schlessinger
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 Allen Schlessinger billed Medicare for 7,023 services in 2024
CMS data shows 7,023 Medicare services from Dr. Schlessinger across 20 procedure codes in 2024, for 340 Medicare patients. Medicare paid $166,641 for them.
Dr. Schlessinger's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 5,9932024: 5,6875%
- Office and hospital visits
- 2023: 7062024: 6636%
- Tests and treatments
- 2023: 3882024: 4147%
- Surgery
- 2023: 3292024: 25921%
Where Dr. Schlessinger's Medicare services took place, 2024
- In an office6,995100%
- In a facility280%
Dr. Schlessinger compared with the New York median for ophthalmologists, 2024
- Dr. Schlessinger
- New York median
- Medicare services
- 7,023vs 1,2585.6 times
- Medicare patients
- 340vs 43622% below
- Part D claims
- 315vs 64751% below
Medians across 1,557 ophthalmologists in New York with Dmand AI profiles that report each measure.
Dr. Schlessinger'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. Schlessinger?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Schlessinger and other ophthalmologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Allen Schlessinger treated 340 Medicare patients in 2024, average age 74
CMS counts 340 Medicare patients who saw Dr. Schlessinger in 2024. The largest group is 65 to 74, with 176 patients. 75% of them have high cholesterol, and 70% have high blood pressure. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Schlessinger's median patient age at 65, with 59% women.
Dr. Schlessinger's Medicare patients by age, 2024
Dr. Schlessinger's Medicare patients by sex, 2024
- Women21363%
- Men12737%
Chronic conditions among Dr. Schlessinger's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis51%
- Diabetes30%
- Ischemic heart disease29%
- Anxiety26%
- Osteoporosis21%
- Cancer18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Schlessinger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women59%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Allen Schlessinger wrote 379 Medicare Part D claims in 2024
In 2024, Dr. Schlessinger wrote 379 Medicare Part D claims for 212 patients. 85% of them were for generic drugs. CMS names the drug for 315 of them, across 3 drugs with 11 or more claims each, at $6,238 in total drug cost. In 2023, CMS named 361 claims across 4 drugs.
Dr. Schlessinger's Part D claims by kind of drug, 2024
- Generic322 claims85%
- Brand-name57 claims15%
Dr. Schlessinger'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. Schlessinger's Part D claims, 2024
- Antibiotics5%20 of 379 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: 3612024: 31513%
Drugs named by CMS: 3 in 2024, 4 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. David Allen Schlessinger scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Schlessinger for performance year 2024, reported through an alternative payment model (APM). Dr. Schlessinger accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 65 procedures of melanoma (skin cancer) excision by Dr. Schlessinger, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Schlessinger's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Schlessinger ranks in Medicare procedure volume
- Melanoma (skin cancer) excision
- 89th percentile65 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. David Allen Schlessinger has 1 publication on record
Dmand AI links 1 paper to Dr. Schlessinger in 2016. Dr. Schlessinger's most frequent co-authors are Luigi Ferrucci, MD, Michael F. Flessner, MD and Nora Franceschini, MD.
Dr. Schlessinger's most frequent co-authors
- Luigi Ferrucci, MD1 shared paper
- Michael F. Flessner, MD1 shared paper
- Nora Franceschini, MD1 shared paper
Recent publications by Dr. Schlessinger
See who Dr. Schlessinger researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Schlessinger works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Allen Schlessinger received $4,290 in industry payments from 2016 to 2025
CMS Open Payments shows 100 general payments to Dr. Schlessinger from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Merz North America, Inc. paid the most, $2,133.
General payments to Dr. Schlessinger by program year, 2016 to 2025
General payments to Dr. Schlessinger by kind, 2016 to 2025
- Food and beverage$4,10296%
- Speaker and faculty fees$1503%
- Education$381%
Companies that paid Dr. Schlessinger 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 Allen Schlessinger graduated from University of Pittsburgh School of Medicine
Dr. Schlessinger graduated from University of Pittsburgh School of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Allen Schlessinger'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Allen Schlessinger
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 Allen Schlessinger's NPI number?
Dr. David Allen Schlessinger's NPI number is 1316972367. It was assigned on July 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Allen Schlessinger?
Dr. David Allen Schlessinger is an ophthalmologist in Melville, New York. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. David Allen Schlessinger practice?
Dr. Schlessinger practices at 1895 Walt Whitman Road, Melville, NY 11747. Dr. Schlessinger's primary practice is Melville Surgery Center in Melville, New York. Dmand AI also links Dr. Schlessinger to 2 group practices and clinics and 2 medical groups.
What is Dr. David Allen Schlessinger's office phone number?
The practice phone on file for Dr. Schlessinger is (516) 293-9700.
What is Dr. David Allen Schlessinger's medical license number?
Dr. Schlessinger holds New York license 181592.
What medical group is Dr. David Allen Schlessinger part of?
Dr. Schlessinger is linked to Nassau University Medical Center (NUMC), Department of Psychiatry and Behavioral Sciences. Dmand AI links Dr. Schlessinger to 2 more medical groups.
Does Dr. David Allen Schlessinger accept Medicare?
Yes. CMS data shows Dr. Schlessinger billed Medicare for 7,023 services in 2024, and Dr. Schlessinger accepts Medicare assignment.
What is Dr. David Allen Schlessinger's MIPS score?
Dr. Schlessinger's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. David Allen Schlessinger see?
CMS counts 340 Medicare patients who saw Dr. Schlessinger in 2024, with an average age of 74.
What services does Dr. David Allen Schlessinger bill to Medicare?
In 2024, Dr. Schlessinger's most billed Medicare services were injected or infused drug (J0588), office visit, established patient (99213) and eye exam or test (92285).
Show 6 more questionsShow fewer questions
Where did Dr. David Allen Schlessinger go to medical school?
Dr. Schlessinger graduated from University of Pittsburgh School of Medicine in 1988.
What drugs does Dr. David Allen Schlessinger prescribe most?
In 2024 Medicare Part D data, Dr. Schlessinger's most prescribed drugs by claims were Erythromycin, Tobramycin-Dexamethasone and Neomycin-Polymyxin-Dexameth.
Has Dr. David Allen Schlessinger received payments from drug or device companies?
CMS Open Payments shows $4,290 in general payments to Dr. Schlessinger from 15 companies from 2016 to 2025. The largest total came from Merz North America, Inc.
How long has Dr. David Allen Schlessinger been practicing?
Dr. Schlessinger graduated from medical school in 1988, 38 years ago.
Does Dr. David Allen Schlessinger do research?
Dmand AI links 1 publication to Dr. Schlessinger.
Who does Dr. David Allen Schlessinger publish with?
Dr. Schlessinger's most frequent co-authors are Luigi Ferrucci, MD (1 shared paper), Michael F. Flessner, MD (1 shared paper) and Nora Franceschini, MD (1 shared paper).
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