NPPES file of Aug 9, 2026

Mark D. Yorgensen, O.D.

Optometrist · Norwich, CT

Mark D. Yorgensen, O.D. is an optometrist with a practice address in Norwich, Connecticut, and NPI 1497836829, issued on Oct 19, 2006. Check the license (Connecticut 2454, as entered in NPPES) with the Connecticut 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
1497836829
Name
Mark D. Yorgensen
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
2454 CT
Self-reported in NPPES; status is on the state search
Practice location
220 Salem Tpke, Norwich, CT 06360
Phone
(860) 985-9860
Enumerated
Oct 19, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 220 Salem Tpke

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

  1. Lisa AdamsPharmacist1962915637
  2. Justine BurdickOptician1154779379
  3. Kim CollinsOptician1649000282
  4. Garrett DavisPharmacist1093223745
  5. Nicole Larsen, LICENSED OPTICIANOptician1942004460
  6. John Woodcock, JrOptician1316482094

Verify Mark D. Yorgensen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 2454
    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
Find the Connecticut 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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92% fewer Medicare Part D claims than the average optometrist in 2024

21 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.

  1. Mark Yorgensen21
  2. Specialty average277

Most prescribed

  1. Latanoprost20 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.

Mark D. Yorgensen among 675 optometrist records in Connecticut

Mark D. Yorgensen, O.D. is one of 675 optometrist records with a practice address in Connecticut. 76% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 57% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2007 · 62% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Connecticut

There are 675 optometrist records in Connecticut.

The 8 optometrist records with the nearest ZIP codes

  1. Kathryn Bony, ODNorwich, CT 063601013997923
  2. Eugene Winakor, ODNorwich, CT 063601073509048
  3. Jillian Lombardi, O.D.Niantic, CT 063571730230657
  4. Thomas Wagner, OD MSMystic, CT 063551114993789
  5. Jason Cavanaugh, ODLisbon, CT 063511124183660
  6. Xiaomin Fang, O.D.Lisbon, CT 063511265783047
  7. Katina Simmons, ODGriswold, CT 063511588158174
  8. Joel Zuckerbraun, O.D.Jewett City, CT 063511609835784

Common questions

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

Mark D. Yorgensen, O.D.'s National Provider Identifier (NPI) is 1497836829, issued on Oct 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark D. Yorgensen, O.D. located?

The NPPES record lists a practice address at 220 Salem Tpke, Norwich, CT, 06360. Phone: (860) 985-9860. Providers update this record themselves, so call before visiting.

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

NPPES lists Connecticut license number 2454, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

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

In 2024, Mark D. Yorgensen, O.D. had 21 Medicare Part D claims; 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.