Stephanie P. Souvannachak-Cowick, OD
Optometrist · Tulsa, OK
Stephanie P. Souvannachak-Cowick, OD is an optometrist with a practice address in Tulsa, Oklahoma, and NPI 1962926253, issued on Jul 28, 2017. Check the license (Oklahoma 2954, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie P. Souvannachak-Cowick
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 2954 OK
Self-reported in NPPES; status is on the state search - Practice location
- 10920 S Memorial Dr, Tulsa, OK 74133
- Phone
- (918) 366-2020
- Enumerated
- Jul 28, 2017
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170928003112); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 892 in Oklahoma → Look up another NPI →
Also registered at 10920 S Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Letitia Brassfield, O.D.Optometrist1770576530
Verify Stephanie P. Souvannachak-Cowick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
Search for license 2954Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average optometrist in 2024
491 Medicare Part D claims for 174 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.
Most prescribed
- Latanoprost131 claims
- Timolol Maleate79 claims
- Restasis56 claims
- Lumigan30 claims
- Neomycin-Polymyxin-Dexameth25 claims
- Miebo24 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: $332.25
16 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.
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
- The Eye Institute IncTulsa, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephanie P. Souvannachak-Cowick among 892 optometrist records in Oklahoma
Stephanie P. Souvannachak-Cowick, OD is one of 892 optometrist records with a practice address in Oklahoma. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 74% of them.
- NPI issued2017 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2017 · median 2008 among the 620 with a school on file
- Record last updated2018 · 68% 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 Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Oklahoma
There are 892 optometrist records in Oklahoma.
All 892 in Oklahoma → Every provider in Tulsa → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Mitchell Anderson, O.D.Tulsa, OK 741331598881534
- Eric Baggs, O.D.Tulsa, OK 741331134289507
- Letitia Brassfield, O.D.Tulsa, OK 741331770576530
- H Dubin Pc, O.D.Tulsa, OK 741331184600033
- Brett Enyart, O.D.Tulsa, OK 741331043216146
- Tiffany Harrel, O.D.Tulsa, OK 741331265430839
- Tonya Jackson, O.DTulsa, OK 741331821077579
- Sandra Mackey, O.D.Tulsa, OK 741331366523979
Common questions
What is Stephanie P. Souvannachak-Cowick, OD's NPI number?
Stephanie P. Souvannachak-Cowick, OD's National Provider Identifier (NPI) is 1962926253, issued on Jul 28, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie P. Souvannachak-Cowick, OD located?
The NPPES record lists a practice address at 10920 S Memorial Dr, Tulsa, OK, 74133. Phone: (918) 366-2020. Providers update this record themselves, so call before visiting.
How can I verify Stephanie P. Souvannachak-Cowick, OD's license?
NPPES lists Oklahoma license number 2954, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.
How much does Stephanie P. Souvannachak-Cowick, OD prescribe under Medicare Part D?
In 2024, Stephanie P. Souvannachak-Cowick, OD had 491 Medicare Part D claims for 174 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.