Allosteric RegulationAllosteric SiteExcitatory Amino Acid Antagonists
Dr. Mark Stein, MD
NPI1841261369PAC ID4082669122
- Medicare services, 2024
- 489
- Medicare patients, 2024
- 306
- Part D claims, 2024
- 227
- Publications
- 2
- Industry payments
- $790
- Practice address
- 2185 Wantagh Ave, Wantagh, NY 11793-3917
- Practice phone
- Call (516) 785-3900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
South Shore Eye Care
Eye care practice · Wantagh, New York
Find Dr. Stein'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. Mark Stein is an ophthalmologist in Wantagh, New York
Dr. Stein practices at South Shore Eye Care in Wantagh, New York.
Dr. Stein's NPI, 1841261369, was assigned on February 1, 2006. Dr. Stein graduated from Albert Einstein College of Medicine of Yeshiva University in 1971. Dr. Stein holds New York license 112471.
NPI and contact details
- NPI
- 1841261369NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082669122
- NPI enumeration date
- February 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 785-3900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 81
- Medical school graduation
- 1971
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Stein practices at South Shore Eye Care in Wantagh, New York
Dr. Stein's primary practice is South Shore Eye Care, at 2185 Wantagh Ave, Wantagh, NY 11793-3917. The practice phone is (516) 785-3900.
- South Shore Eye Care2185 Wantagh Ave, Wantagh, NY 11793-3917Phone(516) 785-3900
Source: Dmand AI Affiliation Data
Dr. Mark Stein is affiliated with 1 site of care and 1 medical group
Dr. Stein's primary practice is South Shore Eye Care in Wantagh, New York. Dmand AI also links Dr. Stein to 1 medical group, named with a free account.
South Shore Eye CarePrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark Stein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stein practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| South Shore Eye Care | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Stein practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark Stein is one of 1,467 ophthalmologists in New York
Ophthalmology is Dr. Stein's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Stein is licensed in New York.
Specialties and state licenses
- Ophthalmology, New YorkPrimary
Ophthalmologists near Dr. Stein
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
1,467ophthalmologists in New York
5ophthalmologists in Wantagh
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark Stein billed Medicare for 489 services in 2024
CMS data shows 489 Medicare services from Dr. Stein across 5 procedure codes in 2024, for 306 Medicare patients. Medicare paid $42,961 for them. Every service was in an office.
Medicare services, 2024489
Medicare patients306
Paid by Medicare$42,961
Procedure codes5
Dr. Stein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 6342024: 48923%
- Surgery
- 2023: 272024: 0100%
Dr. Stein compared with the New York median for ophthalmologists, 2024
- Dr. Stein
- New York median
- Medicare services
- 489vs 1,25861% below
- Medicare patients
- 306vs 43630% below
- Part D claims
- 158vs 64776% below
Medians across 1,557 ophthalmologists in New York with Dmand AI profiles that report each measure.
Dr. Stein'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. Stein?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Stein and other ophthalmologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Stein treated 306 Medicare patients in 2024, average age 79
CMS counts 306 Medicare patients who saw Dr. Stein in 2024. The largest group is 75 to 84, with 160 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Stein's median patient age at 78, with 58% women.
Medicare patients, 2024306
Average age79
Average risk score1.05
Dr. Stein's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Stein's Medicare patients by sex, 2024
- Women18360%
- Men12340%
Chronic conditions among Dr. Stein's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis45%
- Ischemic heart disease38%
- Diabetes32%
- Osteoporosis22%
- Cancer21%
- Atrial fibrillation18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women58%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Stein wrote 227 Medicare Part D claims in 2024
In 2024, Dr. Stein wrote 227 Medicare Part D claims for 58 patients. 69% of them were for generic drugs. CMS names the drug for 158 of them, across 6 drugs with 11 or more claims each, at $16,931 in total drug cost. In 2023, CMS named 144 claims across 4 drugs.
Part D claims, 2024227
Drugs named by CMS6
Total drug cost$16,931
Part D patients58
Dr. Stein's Part D claims by kind of drug, 2024
- Generic157 claims69%
- Brand-name70 claims31%
Dr. Stein'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: 1442024: 15810%
Drugs named by CMS: 6 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
How Dr. Mark Stein takes part in Medicare
Dr. Stein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Find ophthalmologists like Dr. Stein by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Mark Stein has 2 publications on record
Dmand AI links 2 papers to Dr. Stein, published from 2011 to 2012. The most frequent topics are Allosteric Regulation. Dr. Stein's most frequent co-authors are Mark Stein, MD and Amy Chang, MD.
Papers2
Years published2011 to 2012
Topics Dr. Stein writes about most
- Allosteric Regulation
Dr. Stein's most frequent co-authors
Recent publications by Dr. Stein
Bioorg Med Chem
Allosteric RegulationAnti-Anxiety AgentsBenzodiazepines
See who Dr. Stein researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Stein 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. Mark Stein received $790 in industry payments from 2016 to 2025
CMS Open Payments shows 23 general payments to Dr. Stein from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $276.
General payments to Dr. Stein by program year, 2016 to 2025
Companies that paid Dr. Stein 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. Mark Stein graduated from Albert Einstein College of Medicine of Yeshiva University
Dr. Stein graduated from Albert Einstein College of Medicine of Yeshiva University in 1971.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Stein'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 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)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. Mark Stein
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. Mark Stein's NPI number?
Dr. Mark Stein's NPI number is 1841261369. It was assigned on February 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Stein?
Dr. Mark Stein is an ophthalmologist in Wantagh, New York. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mark Stein practice?
Dr. Stein practices at 2185 Wantagh Ave, Wantagh, NY 11793-3917. Dr. Stein's primary practice is South Shore Eye Care in Wantagh, New York. Dmand AI also links Dr. Stein to 1 medical group.
What is Dr. Mark Stein's office phone number?
The practice phone on file for Dr. Stein is (516) 785-3900.
What is Dr. Mark Stein's medical license number?
Dr. Stein holds New York license 112471.
Does Dr. Mark Stein accept Medicare?
Yes. CMS data shows Dr. Stein billed Medicare for 489 services in 2024, and Dr. Stein accepts Medicare assignment.
How many Medicare patients does Dr. Mark Stein see?
CMS counts 306 Medicare patients who saw Dr. Stein in 2024, with an average age of 79.
What services does Dr. Mark Stein bill to Medicare?
In 2024, Dr. Stein's most billed Medicare services were eye exam or test (92014), eye exam or test (92250) and eye exam or test (92012).
Where did Dr. Mark Stein go to medical school?
Dr. Stein graduated from Albert Einstein College of Medicine of Yeshiva University in 1971.
What drugs does Dr. Mark Stein prescribe most?
In 2024 Medicare Part D data, Dr. Stein's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Lumigan.
Show 4 more questionsShow fewer questions
Has Dr. Mark Stein received payments from drug or device companies?
CMS Open Payments shows $790 in general payments to Dr. Stein from 11 companies from 2016 to 2025. The largest total came from Allergan Inc.
How long has Dr. Mark Stein been practicing?
Dr. Stein graduated from medical school in 1971, 55 years ago.
Does Dr. Mark Stein do research?
Dmand AI links 2 publications to Dr. Stein, published from 2011 to 2012.
Who does Dr. Mark Stein publish with?
Dr. Stein's most frequent co-authors are Mark Stein, MD (2 shared papers) and Amy Chang, MD (1 shared paper).
Selling to ophthalmology practices?
See ophthalmologists in New York by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card