NPPES file of Aug 9, 2026

Colette Houssan, MPH, OD

Optometrist · Baltimore, MD

Colette Houssan, MPH, OD is an optometrist with a practice address in Baltimore, Maryland, and NPI 1013806470, issued on Jul 1, 2025. Check the license (Maryland TA3082, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013806470
Name
Colette Houssan
Credential
MPH, OD
Primary taxonomy
Optometrist 152W00000X
License number
TA3082 MD
Self-reported in NPPES; status is on the state search
Practice location
600 N Wolfe St Ste 311, Baltimore, MD 21287
Phone
(410) 955-0580
Enumerated
Jul 1, 2025
Record last updated
Jan 7, 2026
Medicare enrollment
Enrolled (PECOS I20260115000815); may accept Medicare assignment
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 Colette Houssan 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 TA3082
    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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Bills Medicare through one group practice

  1. Johns Hopkins UniversityBaltimore, MD

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

Colette Houssan among 924 optometrist records in Maryland

Colette Houssan, MPH, 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 2025, is newer than 98% of them.

  • NPI issued2025 · 98% of these records are older, under 1% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2023 · median 2005 among the 517 with a school on file
  • Record last updated2026 · 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).

Optometrist providers in Maryland

There are 924 optometrist records in Maryland.

The 8 optometrist records with the nearest ZIP codes

  1. Jeanette Bonsack, O.D.Baltimore, MD 212871013996453
  2. Amanda Crum, O.D, M.SBaltimore, MD 212871861704751
  3. Laura Di Meglio, ODBaltimore, MD 212871609271790
  4. Lydia Giordano, O.D., M.P.HBaltimore, MD 212871346288578
  5. Anisa Gire, O.D.Baltimore, MD 212871205024395
  6. Judith Goldstein, O.D.Baltimore, MD 212871679504948
  7. Michelle Hessen, O.D.Baltimore, MD 212871740420686
  8. Gayle Leposa, O.D.Baltimore, MD 212871457649261

Common questions

What is Colette Houssan, MPH, OD's NPI number?

Colette Houssan, MPH, OD's National Provider Identifier (NPI) is 1013806470, issued on Jul 1, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Colette Houssan, MPH, OD located?

The NPPES record lists a practice address at 600 N Wolfe St Ste 311, Baltimore, MD, 21287. Phone: (410) 955-0580. Providers update this record themselves, so call before visiting.

How can I verify Colette Houssan, MPH, OD's license?

NPPES lists Maryland license number TA3082, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.