DR. LUIS ZEICHNER OSTROSKY (M.D.) – Infectious Disease Physician, NPI 1952301632
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
674 INFECTIOUS DISEASE in TX
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Provider Addresses for DR. LUIS ZEICHNER OSTROSKY (M.D.)
6431, Fannin Street, Texas Medical Center, Houston, Harris County, Texas, 77030, United States
MSB 2.112
HOUSTON, TX 770301501
Phone: (713) 500-6733
Fax: (713) 500-5495
Type: Location
6410 FANNIN ST STE 600
HOUSTON, TX 770305206
Phone: (713) 500-6733
Fax: (713) 500-5495
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 52 Open Payments records for all available years, with a total value of $48,307.
Total Amount is formed as General ($43,995) + Research ($4,312) + Ownership ($0) = $48,307.
Last reported payment date: 2024-11-15 • Largest payer in this snapshot: Gilead Sciences, Inc. ($13,087).
Total Amount
$48,307
General + Research + Ownership
Payments
52
Total payment records
General Amount
$43,995
General payments
Research Amount
$4,312
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $13,087 |
| PFIZER INC. | $12,947 |
| GlaxoSmithKline, LLC. | $5,774 |
| Melinta Therapeutics, LLC | $5,500 |
| PFIZER INTERNATIONAL LLC | $4,321 |
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: 2009-04-10
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 |
|---|---|---|---|---|
| I20090410000198 | I | Infectious Disease | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 201 | 69 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 33 | 24 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 29 | 29 | $0 |
Insurance plans in this area (ZIP 77030)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | IL | |
| Anesthesiology, Critical Care (Intensivists) | TX | |
| A N E S T H E S I O L O G Y | TX | |
| - | TX | |
| Diagnostic Radiology | TX | |
| Physician Assistant | TX | |
| Certified Nurse Midwife (Cnm) | TX | |
| O T O L A R Y N G O L O G Y | TX | |
| Physician Assistant | TX | |
| Physician Assistant | TX |
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