DR. MARK KEITH DAVIS (O.D.) – Optometrist, NPI 1699760603
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,128 OPTOMETRY in TX
Provider Addresses for DR. MARK KEITH DAVIS (O.D.)
6328 Telephone Rd
Houston, TX 770875410
Phone: (713) 644-2375
Fax: (713) 644-0486
Type: Location
Marshalls, 1742, North Loop 1604 East, San Antonio, Bexar County, Texas, 78232, United States
SUITE 118
SAN ANTONIO, TX 782321593
Phone: (210) 403-9050
Fax: (210) 403-9939
Type: Location
Spring First Church, 1851, Spring Cypress Road, Spring, Harris County, Texas, 77388, United States
SPRING KLEIN VISION CENTER
SPRING, TX 773792636
Phone: (281) 370-4444
Fax: (281) 320-2012
Type: Mailing
1742 N LOOP 1604 E STE 118
SAN ANTONIO, TX 782321594
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $40.
Total Amount is formed as General ($40) + Research ($0) + Ownership ($0) = $40.
Last reported payment date: 2023-06-14 • Largest payer in this snapshot: Sun Pharmaceutical Industries Inc. ($24).
Total Amount
$40
General + Research + Ownership
Payments
2
Total payment records
General Amount
$40
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-06-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Sun Pharmaceutical Industries Inc. | $24 |
| Bausch & Lomb Americas Inc. | $17 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-07-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100722000751 | I | Optometry | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 77087)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physical Therapist In Private Practice | TX |
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