OLGA PAVLOVNA BLAKLEY (MD) – Anesthesiology Physician, NPI 1538148341
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,633 ANESTHESIOLOGY in IL
Provider Addresses for OLGA PAVLOVNA BLAKLEY (MD)
201 S 14th Street
dba SIH Medical Group Anesthesiology
Herrin, IL 62948
Phone: (618) 942-2171
Fax: (618) 351-4919
Type: Location
Band Box Place, Dallas, Dallas County, Texas, 75244, United States
DALLAS, TX 752650865
Phone: (972) 233-1999
Fax: (972) 233-3666
Type: Mailing
1500, Citywest Boulevard, Houston, Harris County, Texas, 77042, United States
STE. 300
HOUSTON, TX 770422300
Phone: (713) 620-4000
Fax: (713) 458-4229
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $23.
Total Amount is formed as General ($23) + Research ($0) + Ownership ($0) = $23.
Last reported payment date: 2024-03-28 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($23).
Total Amount
$23
General + Research + Ownership
Payments
1
Total payment records
General Amount
$23
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $23 |
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: 2023-01-11
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 7 Medicare enrollment records; no due dates published yet.
Enrollment records
7
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 |
|---|---|---|---|---|
| I20031226000179 | I | Anesthesiology | TX | TBD |
| I20041124000216 | I | Anesthesiology | MS | TBD |
| I20190308001813 | I | Anesthesiology | IL | TBD |
| I20201026001171 | I | Anesthesiology | KY | TBD |
| I20201217001354 | I | Anesthesiology | WV | TBD |
| I20220503002762 | I | Anesthesiology | SC | TBD |
| I20230111002500 | I | Anesthesiology | CA | 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 |
|---|---|---|---|---|
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 14 | 14 | $0 |
Insurance plans in this area (ZIP 62948)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| A N E S T H E S I O L O G Y | NY | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| - | FL | |
| Certified Registered Nurse Anesthetist (Crna) | TX |
Reviews
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