NPPES file of Aug 9, 2026

Mary Kathleen Hutton, OD

Optometrist · Elkton, MD

Mary Kathleen Hutton, OD is an optometrist with a practice address in Elkton, Maryland, and NPI 1598847923, issued on Oct 19, 2006. Check the license (Maryland TA0819, as entered in NPPES) with the Maryland 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
1598847923
Name
Mary Kathleen Hutton
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
TA0819 MD
Self-reported in NPPES; status is on the state search
Practice location
304 N St, Elkton, MD 21922
Phone
(410) 398-2112
Enumerated
Oct 19, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(410) 620-0047
Medicare enrollment
Enrolled (PECOS I20100929000100); accepts Medicare assignment
Medical or professional school
Pennsylvania College Of Optometry, 1981
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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Verify Mary Kathleen Hutton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license TA0819
    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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26% more Medicare Part D claims than the average optometrist in 2024

348 Medicare Part D claims for 78 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.

  1. Mary Hutton348
  2. Specialty average277

Most prescribed

  1. Latanoprost110 claims
  2. Dorzolamide-Timolol37 claims
  3. Lumigan22 claims
  4. Neomycin-Polymyxin-Dexameth19 claims
  5. Timolol Maleate17 claims
  6. Erythromycin16 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. Simon Eye Associates PAElkton, MD

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

Mary Kathleen Hutton among 924 optometrist records in Maryland

Mary Kathleen Hutton, OD is one of 924 optometrist 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 56% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1981 · median 2005 among the 517 with a school on file
  • Record last updated2007 · 63% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 optometrist records list a practice address in Elkton

They are 9 of the 665 NPPES records with a practice address in Elkton, and 924 optometrist records in Maryland.

The 8 optometrist records with the nearest ZIP codes

  1. Jerry Durnan, O.D.Elkton, MD 219211427212414
  2. Andrew Ishak, O. D.Elkton, MD 219211154398972
  3. Jeffrey Mainolfi, O.D.Elkton, MD 219211528161494
  4. Gerald Resnick, ODElkten, MD 219211033174305
  5. Rebecca Shilts, O.D.Elkton, MD 219211407046071
  6. Tricia Stachecki, O.D.Elkton, MD 219211073705604
  7. James Stottlemyer, O.D.Elkton, MD 219211295737419
  8. Meredith Weinberger, ODElkton, MD 219211972817724

Common questions

What is Mary Kathleen Hutton, OD's NPI number?

Mary Kathleen Hutton, OD's National Provider Identifier (NPI) is 1598847923, issued on Oct 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Kathleen Hutton, OD located?

The NPPES record lists a practice address at 304 N St, Elkton, MD, 21922. Phone: (410) 398-2112. Providers update this record themselves, so call before visiting.

How can I verify Mary Kathleen Hutton, OD's license?

NPPES lists Maryland license number TA0819, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Kathleen Hutton, OD prescribe under Medicare Part D?

In 2024, Mary Kathleen Hutton, OD had 348 Medicare Part D claims for 78 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.