NPPES file of Aug 9, 2026

Edward Andrew Tsoy, M. D.

Ophthalmology Physician · Rockville, MD

Edward Andrew Tsoy, M. D. is an ophthalmology physician with a practice address in Rockville, Maryland, and NPI 1578605002, issued on Feb 12, 2007. Check the license (Maryland D0026047, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578605002
Name
Edward Andrew Tsoy
Credential
M. D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
D0026047 MD
MD15870 DC
26783 NC
Self-reported in NPPES; status is on the state search
Practice location
9707 Medical Center Dr, Rockville, MD 20850
Phone
(301) 424-7744
Enumerated
Feb 12, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(301) 424-7746
Medicaid ID
428561100 MD
Medicare enrollment
Enrolled (PECOS I20101210000717); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 1979
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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Also registered at 9707 Medical Center Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Manish Agrawal, M.D.Hematology & Oncology Physician1275614984
  2. James Brown, M.D.Hematology & Oncology Physician1689755431
  3. Katherine D'Antonio, PHD PA-CMedical Physician Assistant1619226586
  4. Nicholas Farrell, MDHematology & Oncology Physician1821291477
  5. Jason Glikman, DPTPhysical Therapist1326497900
  6. Joseph Haggerty, M.D.Hematology & Oncology Physician1013098870

Verify Edward Andrew Tsoy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0026047
    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
Open the Maryland license search

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90% fewer Medicare Part D claims than the average ophthalmology physician in 2024

151 Medicare Part D claims for 59 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.

  1. Edward Tsoy151
  2. Specialty average1,518

Most prescribed

  1. Latanoprost58 claims
  2. Restasis15 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 87 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%48.4
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $124.80

2 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Edward Tsoy$124.80
  2. Specialty average$4,535.02

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

  1. Visionary Ophthalmology LLCRockville, MD

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

Edward Andrew Tsoy among 588 ophthalmology physician records in Maryland

Edward Andrew Tsoy, M. D. is one of 588 ophthalmology physician records with a practice address in Maryland. 72% 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 56% of them.

  • NPI issued2007 · 56% of these records are older, 34% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1979 · median 2002 among the 369 with a school on file
  • Record last updated2007 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Maryland

There are 588 ophthalmology physician records in Maryland.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Shannen Allen, MDRockville, MD 208501407876360
  2. Jenifer Aventuro, M.D.Rockville, MD 208501134216708
  3. Robert Feldman, MDRockville, MD 208501689610321
  4. Gregory Fu, M.D.Rockville, MD 208501780048173
  5. Stephen Glaser, M.D.Rockville, MD 208501245337492
  6. Jennifer Hammer, MDRockville, MD 208501487820619
  7. Alisa Kim, M.D.Rockville, MD 208501114968336
  8. Isaac Kim, MDRockville, MD 208501720729544

Common questions

What is Edward Andrew Tsoy, M. D.'s NPI number?

Edward Andrew Tsoy, M. D.'s National Provider Identifier (NPI) is 1578605002, issued on Feb 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Edward Andrew Tsoy, M. D. located?

The NPPES record lists a practice address at 9707 Medical Center Dr, Rockville, MD, 20850. Phone: (301) 424-7744. Providers update this record themselves, so call before visiting.

How can I verify Edward Andrew Tsoy, M. D.'s license?

NPPES lists Maryland license number D0026047, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Edward Andrew Tsoy, M. D. prescribe under Medicare Part D?

In 2024, Edward Andrew Tsoy, M. D. had 151 Medicare Part D claims for 59 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Edward Andrew Tsoy, M. D.'s MIPS final score?

The 2023 MIPS final score is 87 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.