NPPES file of Aug 9, 2026

Mary Alsup, O.D.

Optometrist · Corpus Christi, TX

Mary Alsup, O.D. is an optometrist with a practice address in Corpus Christi, Texas, and NPI 1558700161, issued on Jun 17, 2013. Check the license (Texas 8201-T, as entered in NPPES) with the Texas 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
1558700161
Name
Mary Alsup
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
8201-T TX
Self-reported in NPPES; status is on the state search
Practice location
6101 Saratoga Blvd, Corpus Christi, TX 78414
Phone
(361) 929-5319
Enumerated
Jun 17, 2013
Record last updated
Nov 3, 2022
Fax
(844) 272-9788
Medicaid ID
4259723 TX
Medicare enrollment
Enrolled (PECOS I20180618003201); accepts Medicare assignment
Medical or professional school
University Of Houston - College Of Optometry, 2013
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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8 nearest optometrist records → All 5,006 in Texas → Look up another NPI →

Also registered at 6101 Saratoga Blvd

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

  1. David DeatonPharmacist1386355873
  2. Shawna NaluaiOptician1154150803
  3. Elaina Wilkins, PHARMDPharmacist1609476597

Verify Mary Alsup in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 8201-T    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 Texas license search

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Industry payments in 2024: $92.91

1 payment: food and beverage; the largest payer was RxSight 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. Mary Alsup$92.91
  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.

Mary Alsup among 5,006 optometrist records in Texas

Mary Alsup, O.D. is one of 5,006 optometrist records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 59% of them.

  • NPI issued2013 · 59% of these records are older, 38% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2013 · median 2010 among the 2,894 with a school on file
  • Record last updated2022 · 59% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Texas

There are 5,006 optometrist records in Texas.

All 5,006 in Texas → Every provider in Corpus Christi → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Whitney Cansler, O.D.Corpus Christi, TX 784141427463744
  2. Kentaro Kikuchi, O.D.Corpus Christi, TX 784141578571683
  3. Diane Nhan, O.D.Corpus Christi, TX 784141790712149
  4. Kelly Tran, ODCorpus Christi, TX 784141326610569
  5. Kevin Voigt, O.D.Corpus Christi, TX 784141437509700
  6. Gail Williamson, O.D.Corpus Christi, TX 784141730512385
  7. James Busby, O.D.Corpus Christi, TX 784131588784367
  8. Gerardo Clark, OPTICIANCorpus Christi, TX 784151891056032

Common questions

What is Mary Alsup, O.D.'s NPI number?

Mary Alsup, O.D.'s National Provider Identifier (NPI) is 1558700161, issued on Jun 17, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Mary Alsup, O.D. located?

The NPPES record lists a practice address at 6101 Saratoga Blvd, Corpus Christi, TX, 78414. Phone: (361) 929-5319. Providers update this record themselves, so call before visiting.

How can I verify Mary Alsup, O.D.'s license?

NPPES lists Texas license number 8201-T, as entered by the provider. Search the Texas 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.