NPPES file of Aug 9, 2026

Ansu Mariam Nathan, O.D

Optometrist · Vienna, VA

Ansu Mariam Nathan, O.D is an optometrist with a practice address in Vienna, Virginia, and NPI 1831504976, issued on Jun 27, 2014. Check the license (Virginia 0618002626, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831504976
Name
Ansu Mariam Nathan
Credential
O.D
Primary taxonomy
Optometrist 152W00000X
License numbers
0618002626 VA
OPC5321 FL
046.010812 IL
TA2621 MD
Self-reported in NPPES; status is on the state search
Practice location
8369 Leesburg Pike Ste A, Vienna, VA 22182
Phone
(703) 506-0000
Enumerated
Jun 27, 2014
Record last updated
Jun 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(703) 506-0705
Medicare enrollment
Enrolled (PECOS I20180309000673); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Ansu Mariam Nathan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this profession
    Search for license 0618002626
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Virginia license search

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61% fewer Medicare Part D claims than the average optometrist in 2024

109 Medicare Part D claims for 56 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Ansu Nathan109
  2. Specialty average277

Most prescribed

  1. Erythromycin27 claims
  2. Latanoprost19 claims
  3. Fluorometholone13 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.

Bills Medicare through one group practice

  1. Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ansu Mariam Nathan among 1,460 optometrist records in Virginia

Ansu Mariam Nathan, O.D is one of 1,460 optometrist records with a practice address in Virginia. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 70% of them.

  • NPI issued2014 · 70% of these records are older, 28% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2015 · median 2007 among the 885 with a school on file
  • Record last updated2021 · 64% 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 Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

30 optometrist records list a practice address in Vienna

They are 30 of the 1,554 NPPES records with a practice address in Vienna, and 1,460 optometrist records in Virginia.

The 8 optometrist records with the nearest ZIP codes

  1. Joanna Angeles, ODVienna, VA 221821184667834
  2. Beverly Gough, O.D.Vienna, VA 221821811063142
  3. Bridget Hulihan, O.D.Vienna, VA 221821801025192
  4. Marjan Keramati, ODVienna, VA 221821073695086
  5. Charles Kinney, O.D.Vienna, VA 221821124004338
  6. Burton Kraft, ODVienna, VA 221821720160740
  7. Cam Ma, ODVienna, VA 221821528140332
  8. Armin Namazizadeh, O.D., M.D.Vienna, VA 221821689729451

Common questions

What is Ansu Mariam Nathan, O.D's NPI number?

Ansu Mariam Nathan, O.D's National Provider Identifier (NPI) is 1831504976, issued on Jun 27, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Ansu Mariam Nathan, O.D located?

The NPPES record lists a practice address at 8369 Leesburg Pike Ste A, Vienna, VA, 22182. Phone: (703) 506-0000. Providers update this record themselves, so call before visiting.

How can I verify Ansu Mariam Nathan, O.D's license?

NPPES lists Virginia license number 0618002626, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Ansu Mariam Nathan, O.D prescribe under Medicare Part D?

In 2024, Ansu Mariam Nathan, O.D had 109 Medicare Part D claims for 56 beneficiaries; 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.