NPPES file of Aug 9, 2026

Mark Sherstinsky, O.D.

Optometrist · Corpus Christi, TX

Mark Sherstinsky, O.D. is an optometrist with a practice address in Corpus Christi, Texas, and NPI 1053392696, issued on Nov 10, 2005. Check the license (Texas 11397, 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
1053392696
Name
Mark Sherstinsky
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License numbers
11397 TX
12180TLG CA
VUT006400 NY
Self-reported in NPPES; status is on the state search
Practice location
14120 Northwest Blvd, Corpus Christi, TX 78410
Phone
(361) 767-6100
Enumerated
Nov 10, 2005
Record last updated
Jul 6, 2026
Fax
(361) 797-6101
Medicaid ID
822570 CA
Medicare enrollment
Enrolled (PECOS I20251216005074); 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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8 nearest optometrist records → All 5,006 in Texas → Look up another NPI →

Also registered at 14120 Northwest Blvd

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

  1. Clayton Boyd, O.D.Optometrist1720463698
  2. Marcus Gonzales, ODOptometrist1417147596
  3. Lalitha Janaki, M.DRadiation Oncology Physician1508813247
  4. Malav Joshi, M.D.Ophthalmology Physician1285948265
  5. Hellen Mutumba, MDFamily Medicine Physician1659062396
  6. Kera Steward, FNPFamily Nurse Practitioner1265093918

Verify Mark Sherstinsky 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 11397    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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93% fewer Medicare Part D claims than the average optometrist in 2024

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

  1. Mark Sherstinsky19
  2. Specialty average277

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 Sherstinsky among 5,006 optometrist records in Texas

Mark Sherstinsky, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated1995 · median 2010 among the 2,894 with a school on file
  • Record last updated2026 · 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. Clayton Boyd, O.D.Corpus Christi, TX 784101720463698
  2. Alfredo Castaneda, O.D.Corpus Christi, TX 784101063690329
  3. William Crisp, O.D.Corpus Christi, TX 784101063542975
  4. Marcus Gonzales, ODCorpus Christi, TX 784101417147596
  5. David Ramirez, O.D.Corpus Christi, TX 784101588702641
  6. John Allen, O.D.Corpus Christi, TX 784111093787533
  7. Richard Avila, O.D.Corpus Christi, TX 784111043292295
  8. Khuong DinhCorpus Christi, TX 784111770510638

Common questions

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

Mark Sherstinsky, O.D.'s National Provider Identifier (NPI) is 1053392696, issued on Nov 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Sherstinsky, O.D. located?

The NPPES record lists a practice address at 14120 Northwest Blvd, Corpus Christi, TX, 78410. Phone: (361) 767-6100. Providers update this record themselves, so call before visiting.

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

NPPES lists Texas license number 11397, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

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

In 2024, Mark Sherstinsky, O.D. had 19 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.

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.