NPPES file of Aug 9, 2026

Mark A. Leipert, O.D.

Optometrist · Berlin, VT

Mark A. Leipert, O.D. is an optometrist with a practice address in Berlin, Vermont, and NPI 1134234438, issued on Aug 20, 2006. Check the license (Vermont 030-0000303, as entered in NPPES) with the Vermont 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
1134234438
Name
Mark A. Leipert
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
030-0000303 VT
Self-reported in NPPES; status is on the state search
Practice location
282 Berlin Mall RD, Berlin, VT 05602
Phone
(802) 223-2090
Enumerated
Aug 20, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(802) 223-5336
Medicaid ID
0VN2812 VT
Medicare enrollment
Enrolled (PECOS I20081203000280); accepts Medicare assignment
Medical or professional school
New England College Of Optometry, 2000
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 282 Berlin Mall RD

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

  1. Silene BarberiPharmacist1154924975
  2. Rebecca Hogan, O.D.Optometrist1043325350

Verify Mark A. Leipert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Vermont board licenses this profession
    Search for license 030-0000303
    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
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50% fewer Medicare Part D claims than the average optometrist in 2024

139 Medicare Part D claims for 42 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Mark Leipert139
  2. Specialty average277

Most prescribed

  1. Latanoprost76 claims
  2. Dorzolamide-Timolol13 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. Optical Expressions Berlin, LLCBarre, VT

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

Mark A. Leipert among 134 optometrist records in Vermont

Mark A. Leipert, O.D. is one of 134 optometrist records with a practice address in Vermont. 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 16% of them.

  • NPI issued2006 · 16% of these records are older, 52% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2000 · median 2008 among the 91 with a school on file
  • Record last updated2007 · 66% 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 Vermont practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Vermont

There are 134 optometrist records in Vermont.

The 8 optometrist records with the nearest ZIP codes

  1. Garuna Hartnett, O.D.Berlin, VT 056021346497062
  2. Rebecca Hogan, O.D.Berlin, VT 056021043325350
  3. Jay Kimberley, O.D.Montpelier, VT 056021124049606
  4. Todd Page, O.D.Montpelier, VT 056021609039379
  5. Lois Shiozawa, ODMontpelier, VT 056021194797696
  6. Michael Taub, O.D.Montpelier, VT 056021417900861
  7. James Foley, ODBarre, VT 056411972601870
  8. David Ripley, O.D.Barre, VT 056411376522417

Common questions

What is Mark A. Leipert, O.D.'s NPI number?

Mark A. Leipert, O.D.'s National Provider Identifier (NPI) is 1134234438, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark A. Leipert, O.D. located?

The NPPES record lists a practice address at 282 Berlin Mall RD, Berlin, VT, 05602. Phone: (802) 223-2090. Providers update this record themselves, so call before visiting.

How can I verify Mark A. Leipert, O.D.'s license?

NPPES lists Vermont license number 030-0000303, as entered by the provider. Search the Vermont board that licenses this profession; the NPPES record confirms identity only.

How much does Mark A. Leipert, O.D. prescribe under Medicare Part D?

In 2024, Mark A. Leipert, O.D. had 139 Medicare Part D claims for 42 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.