NPPES file of Aug 9, 2026

Andrew Kolker, M.D.

Ophthalmology Physician · Washington, DC

Andrew Kolker, M.D. is an ophthalmology physician with a practice address in Washington, District of Columbia, and NPI 1184912347, issued on Jul 21, 2011. Check the license (District of Columbia MTL000508, as entered in NPPES) on the District of Columbia Board of Medicine; 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
1184912347
Name
Andrew Kolker
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
MTL000508 DC
Self-reported in NPPES; status is on the state search
Practice location
2150 Pennsylvania Ave NW, Washington, DC 20037
Phone
(202) 741-2800
Enumerated
Jul 21, 2011
Record last updated
Oct 23, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150625001248); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 2015
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 2150 Pennsylvania Ave NW

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

  1. Ahmad AalamStudent in an Organized Health Care Education/Training Program1851786909
  2. Nawaf Abaalkhail, MDCritical Care Medicine (Internal Medicine) Physician1104246958
  3. Theophilus Abah, MDAnesthesiology Physician1245810696
  4. Yoosif Abdalla, MDNephrology Physician1679851760
  5. Rim Abdallah, M.D.Student in an Organized Health Care Education/Training Program1962896886
  6. Rami AbdulbakiAnatomic Pathology & Clinical Pathology Physician1851950109

Verify Andrew Kolker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
    Search for license MTL000508
    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 District of Columbia 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.

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66% fewer Medicare Part D claims than the average ophthalmology physician in 2024

519 Medicare Part D claims for 181 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims.

  1. Andrew Kolker519
  2. Specialty average1,518

Most prescribed

  1. Latanoprost173 claims
  2. Timolol Maleate70 claims
  3. Dorzolamide-Timolol29 claims
  4. Dorzolamide Hcl24 claims
  5. Prednisolone Acetate21 claims
  6. Travoprost21 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $1,947.76

30 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. Andrew Kolker$1,947.76
  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. Eye Doctors OF Washington PCWashington, DC

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

Andrew Kolker among 89 ophthalmology physician records in District of Columbia

Andrew Kolker, M.D. is one of 89 ophthalmology physician records with a practice address in District of Columbia. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 74% of them.

  • NPI issued2011 · 74% of these records are older, 22% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2015 · median 1998 among the 51 with a school on file
  • Record last updated2013 · 72% 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 District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in District of Columbia

There are 89 ophthalmology physician records in District of Columbia.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Reginald Barnes, M.D.Washington, DC 200371053410142
  2. Wiley Chambers, M.D.Washington, DC 200371770591711
  3. Monica Dalal, M.D.Washington, DC 200371164625562
  4. C. Leticia Diaz-Zimmerman, M.D.Washington, DC 200371962661454
  5. Craig Geist, M.D.Washington, DC 200371194810291
  6. Alexander Hacopian, M.D.Washington, DC 200371487009866
  7. Kenyon Kramer, M.D.Washington, DC 200371659350197
  8. Tania Lamba, MDWashington, DC 200371497911598

Common questions

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

Andrew Kolker, M.D.'s National Provider Identifier (NPI) is 1184912347, issued on Jul 21, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Andrew Kolker, M.D. located?

The NPPES record lists a practice address at 2150 Pennsylvania Ave NW, Washington, DC, 20037. Phone: (202) 741-2800. Providers update this record themselves, so call before visiting.

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

NPPES lists District of Columbia license number MTL000508, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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

In 2024, Andrew Kolker, M.D. had 519 Medicare Part D claims for 181 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

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

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.