Ellvin John Mar, O.D.
Optometrist · Northport, NY
Ellvin John Mar, O.D. is an optometrist with a practice address in Northport, New York, and NPI 1790965101, issued on Nov 14, 2007. Check the license (New York 007221, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ellvin John Mar
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 007221 NY
Self-reported in NPPES; status is on the state search - Practice location
- 834 Fort Salonga RD Ste D, Northport, NY 11768
- Phone
- (631) 757-4440
- Enumerated
- Nov 14, 2007
- Record last updated
- Jul 5, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (631) 757-4593
- Medicare enrollment
- Enrolled (PECOS I20140728001695); accepts Medicare assignment
- Medical or professional school
- State University Of New York - State College Optometry, 2007
- Entity
- Type 1 · individual
8 nearest optometrist records → All 3,535 in New York → Look up another NPI →
Also registered at 834 Fort Salonga RD Ste D
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Grace Tan, O.D.Optometrist1770776197
Verify Ellvin John Mar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 007221Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average optometrist in 2024
35 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.
Most prescribed
- Brimonidine Tartrate12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $18.53
1 payment: food and beverage; the largest payer was Tarsus Pharmaceuticals, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Tan And Mar OptometryNorthport, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ellvin John Mar among 3,535 optometrist records in New York
Ellvin John Mar, O.D. is one of 3,535 optometrist records with a practice address in New York. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 37% of them.
- NPI issued2007 · 37% of these records are older, 51% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2007 · median 2008 among the 1,667 with a school on file
- Record last updated2016 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 optometrist records list a practice address in Northport
They are 17 of the 879 NPPES records with a practice address in Northport, and 3,535 optometrist records in New York.
All 3,535 in New York → Every provider in Northport → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Asma Alizai, O.D.Northport, NY 117681861741035
- Brenda Botwinick, ODNorthport, NY 117681245803014
- Candice Distefano, ODNorthport, NY 117681235618620
- Lynn Finnegan, O.D.Northport, NY 117681679579189
- Daniel Levy, ODNorthport, NY 117681851355507
- Esther Moller, ODNorthport, NY 117681386217487
- Mitali Sanghani, O.D.Northport, NY 117681659787489
- Danielle St John, ODNorthport, NY 117681275949000
Common questions
What is Ellvin John Mar, O.D.'s NPI number?
Ellvin John Mar, O.D.'s National Provider Identifier (NPI) is 1790965101, issued on Nov 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ellvin John Mar, O.D. located?
The NPPES record lists a practice address at 834 Fort Salonga RD Ste D, Northport, NY, 11768. Phone: (631) 757-4440. Providers update this record themselves, so call before visiting.
How can I verify Ellvin John Mar, O.D.'s license?
NPPES lists New York license number 007221, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Ellvin John Mar, O.D. prescribe under Medicare Part D?
In 2024, Ellvin John Mar, O.D. had 35 Medicare Part D claims; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.