NPPES file of Aug 9, 2026

Marjorie Klaver Warden, M.D.

Ophthalmology Physician · Baltimore, MD

Marjorie Klaver Warden, M.D. is an ophthalmology physician with a practice address in Baltimore, Maryland, and NPI 1689640377, issued on Feb 23, 2006. Check the license (Maryland D0047547, 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
1689640377
Name
Marjorie Klaver Warden
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
D0047547 MD
Self-reported in NPPES; status is on the state search
Practice location
1001 Pine Heights Ave, Baltimore, MD 21229
Phone
(410) 644-9515
Enumerated
Feb 23, 2006
Record last updated
May 5, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicaid ID
408909000 MD
Medicare enrollment
Enrolled (PECOS I20051018000481); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 1991
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.
Download card Updates feed

Also registered at 1001 Pine Heights Ave

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

  1. Robert Ashmore, M.D.Obstetrics Physician1750373072
  2. George Engelke, M.D.Obstetrics Physician1942292263
  3. Charles Graham, M.D.Internal Medicine Physician1720077290
  4. Connie McRill, M.D.Ophthalmology Physician1235135625
  5. Barry Reiner, M.D.Pediatric Endocrinology Physician1386738938
  6. Jerome Ross, M.D.Ophthalmology Physician1093711418

Verify Marjorie Klaver Warden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0047547
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

3% more Medicare Part D claims than the average ophthalmology physician in 2024

1,564 Medicare Part D claims for 434 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.

  1. Marjorie Warden1,564
  2. Specialty average1,518

Most prescribed

  1. Latanoprost371 claims
  2. Dorzolamide-Timolol148 claims
  3. Lumigan119 claims
  4. Timolol Maleate81 claims
  5. Tobramycin-Dexamethasone81 claims
  6. Restasis63 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): 76.2 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%20.8
  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: $867.78

37 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. Marjorie Warden$867.78
  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. Physicians Eye Care Center LLCBaltimore, MD

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

Marjorie Klaver Warden among 588 ophthalmology physician records in Maryland

Marjorie Klaver Warden, 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 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 44% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1991 · median 2002 among the 369 with a school on file
  • Record last updated2011 · 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. Sneh Dhannawat, MDBaltimore, MD 212291124434063
  2. Sharon Gross, M.D.Baltimore, MD 212291144269713
  3. Connie McRill, M.D.Baltimore, MD 212291235135625
  4. Jerome Ross, M.D.Baltimore, MD 212291093711418
  5. Jeffrey Wexler, M.D.Baltimore, MD 212291568468999
  6. Ghulam Dastgir, M.D.Catonsville, MD 212281386759371
  7. John Gambrill, MDCatonsville, MD 212281710033022
  8. W. Iliff, M.D.Catonsville, MD 212281902866379

Common questions

What is Marjorie Klaver Warden, M.D.'s NPI number?

Marjorie Klaver Warden, M.D.'s National Provider Identifier (NPI) is 1689640377, issued on Feb 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marjorie Klaver Warden, M.D. located?

The NPPES record lists a practice address at 1001 Pine Heights Ave, Baltimore, MD, 21229. Phone: (410) 644-9515. Providers update this record themselves, so call before visiting.

How can I verify Marjorie Klaver Warden, M.D.'s license?

NPPES lists Maryland license number D0047547, 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 Marjorie Klaver Warden, M.D. prescribe under Medicare Part D?

In 2024, Marjorie Klaver Warden, M.D. had 1,564 Medicare Part D claims for 434 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Marjorie Klaver Warden, M.D.'s MIPS final score?

The 2023 MIPS final score is 76.2 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.