NPPES file of Aug 9, 2026

Dan Yin, M.D.

Ophthalmology Physician · Rockville, MD

Dan Yin, M.D. is an ophthalmology physician with a practice address in Rockville, Maryland, and NPI 1952613044, issued on Jul 6, 2010. Check the license (Maryland D0076065, 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
1952613044
Name
Dan Yin
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
D0076065 MD
Self-reported in NPPES; status is on the state search
Practice location
6333 Executive Blvd, Rockville, MD 20852
Phone
(301) 770-2020
Enumerated
Jul 6, 2010
Record last updated
May 9, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(866) 483-5740
Medicare enrollment
Enrolled (PECOS I20130726000253); accepts Medicare assignment
Medical or professional school
New York Medical College, 2009
Telehealth
Offers telehealth (CMS)
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 6333 Executive Blvd

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

  1. Robert Chu, M.D.Ophthalmology Physician1811997117

Verify Dan Yin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0076065
    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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65% more Medicare Part D claims than the average ophthalmology physician in 2024

2,505 Medicare Part D claims for 551 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 58% of claims.

  1. Dan Yin2,505
  2. Specialty average1,518

Most prescribed

  1. Cyclosporine429 claims
  2. Latanoprost380 claims
  3. Restasis264 claims
  4. Xiidra215 claims
  5. Dorzolamide-Timolol153 claims
  6. Prednisolone Acetate104 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): 83.6 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%28.5
  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: $2,176.66

84 payments; by number, the most common kind was food and beverage; the largest payer was Mallinckrodt Hospital Products Inc. 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. Dan Yin$2,176.66
  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. Robert H. Chu, MD, PARockville, MD

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

Dan Yin among 588 ophthalmology physician records in Maryland

Dan Yin, 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 2010, is newer than 74% of them.

  • NPI issued2010 · 74% of these records are older, 23% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2009 · median 2002 among the 369 with a school on file
  • Record last updated2017 · 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. Stacy Bang, M.D.Rockville, MD 208521053589499
  2. Robert Chu, M.D.Rockville, MD 208521811997117
  3. Lawrence Frank, M.D.Rockville, MD 208521619998036
  4. Reena Garg, MDRockville, MD 208521457586299
  5. Seema Gupta, M.D.Rockville, MD 208521710973375
  6. Murray Hammerman, M.D.Rockville, MD 208521427120666
  7. Mark Hendrix, M.D.Rockville, MD 208521043219124
  8. Natasha Herz, MDRockville, MD 208521104830447

Common questions

What is Dan Yin, M.D.'s NPI number?

Dan Yin, M.D.'s National Provider Identifier (NPI) is 1952613044, issued on Jul 6, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Dan Yin, M.D. located?

The NPPES record lists a practice address at 6333 Executive Blvd, Rockville, MD, 20852. Phone: (301) 770-2020. Providers update this record themselves, so call before visiting.

How can I verify Dan Yin, M.D.'s license?

NPPES lists Maryland license number D0076065, 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 Dan Yin, M.D. prescribe under Medicare Part D?

In 2024, Dan Yin, M.D. had 2,505 Medicare Part D claims for 551 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Dan Yin, M.D.'s MIPS final score?

The 2023 MIPS final score is 83.6 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.