NPPES file of Aug 9, 2026

Karen Suzanne Deloss, O.D.

Optometrist · Ann Arbor, MI

Karen Suzanne Deloss, O.D. is an optometrist with a practice address in Ann Arbor, Michigan, and NPI 1750533352, issued on Oct 15, 2008. Check the license (Michigan 4901004562, as entered in NPPES) with the Michigan 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
1750533352
Name
Karen Suzanne Deloss
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License numbers
4901004562 MI
7302T TX
Self-reported in NPPES; status is on the state search
Practice location
1000 Wall Street, Ann Arbor, MI 48105
Phone
(734) 764-4190
Enumerated
Oct 15, 2008
Record last updated
Jun 22, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20101029000790); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 2008
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 1000 Wall Street

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

  1. Steven Archer, MDOphthalmology Physician1801804596
  2. Nicholas Behunin, M.D.Ophthalmology Physician1235575242
  3. Jill Bixler, MDOphthalmology Physician1003921354
  4. Lindsey Delott, M.D.Neurology Physician1629278742
  5. Susan Elner, MDOphthalmology Physician1780694315
  6. Victor Elner, MD, PHDOphthalmology Physician1699785238

Verify Karen Suzanne Deloss in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 4901004562
    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 Michigan license search

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86% fewer Medicare Part D claims than the average optometrist in 2024

40 Medicare Part D claims for 14 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.

  1. Karen Deloss40
  2. Specialty average277

Most prescribed

  1. Fluorometholone13 claims
  2. Cromolyn Sodium11 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.

Industry payments in 2024: $1,062.43

9 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Deloss$1,062.43
  2. Specialty average$769.99

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. Regents OF The University OF MichiganAnn Arbor, MI

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

Optometrist providers in Michigan

There are 1,963 optometrist records in Michigan.

Other optometrist records in Michigan

  1. Brooke Abbaya, ODTroy, MI1962062968
  2. Richard Abbott, O.D.Traverse City, MI1295721520
  3. Hussein AbdulameerAnn Arbor, MI1386340032
  4. Shaina AbrahamAnn Arbor, MI1649845389
  5. Suzanne Acanne, O.D.Detroit, MI1093804692
  6. Thomas Adamczak, O.D.Whitehall, MI1083614911
  7. Brittany Adams, O.D.Southfield, MI1659754505
  8. Daniel Adams, ODImlay City, MI1194861310
  9. James Adams, O.D.Portage, MI1336137397
  10. Shea Adams, ODGrosse Pointe, MI1710778691

Common questions

What is Karen Suzanne Deloss, O.D.'s NPI number?

Karen Suzanne Deloss, O.D.'s National Provider Identifier (NPI) is 1750533352, issued on Oct 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Karen Suzanne Deloss, O.D. located?

The NPPES record lists a practice address at 1000 Wall Street, Ann Arbor, MI, 48105. Phone: (734) 764-4190. Providers update this record themselves, so call before visiting.

How can I verify Karen Suzanne Deloss, O.D.'s license?

NPPES lists Michigan license number 4901004562, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Suzanne Deloss, O.D. prescribe under Medicare Part D?

In 2024, Karen Suzanne Deloss, O.D. had 40 Medicare Part D claims for 14 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.