MR. PETER UNGJO BAIK (D.O.) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1003063173
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
42 THORACIC SURGERY in OK
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Provider Addresses for MR. PETER UNGJO BAIK (D.O.)
Southwestern Regional Medical Center, 10109, East 79th Street, The Reserve Villages of Highland Park, Tulsa, Tulsa County, Oklahoma, 74133, United States
CANCER TREATMENT CENTERS OF AMERICA
TULSA, OK 74133
Phone: (918) 286-5000
Fax: (918) 249-7532
Type: Location
2520 ELISHA AVENUE
CANCER TREATMENT CENTERS OF AMERICA
ZION, IL 60099
Phone: (800) 322-9183
Type: Location
1155 MILL ST # M14
RENO, NV 895021576
Phone: (775) 982-6270
Fax: (775) 982-6271
Type: Mailing
2361 PAYSPHERE CIRCLE
CANCER TREATMENT CENTERS OF AMERICA
CHICAGO, IL 60674
Phone: (800) 322-9183
Type: Mailing
75 PRINGLE WAY STE 900
RENO, NV 895021464
Phone: (775) 982-6270
Fax: (775) 982-6271
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 14 Open Payments records for all available years, with a total value of $2,375.
Total Amount is formed as General ($2,375) + Research ($0) + Ownership ($0) = $2,375.
Last reported payment date: 2024-11-19 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($1,050).
Total Amount
$2,375
General + Research + Ownership
Payments
14
Total payment records
General Amount
$2,375
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $1,050 |
| Intuitive Surgical, Inc. | $1,017 |
| Merck Sharp & Dohme LLC | $126 |
| Galvanize Therapeutics, Inc | $120 |
| Takeda Pharmaceuticals U.S.A., Inc. | $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: 2026-02-13
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20170802003760 | I | Thoracic Surgery | IL | TBD |
| I20181208000463 | I | Thoracic Surgery | AZ | TBD |
| I20211203000235 | I | Thoracic Surgery | GA | TBD |
| I20260213003235 | I | Thoracic Surgery | NV | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 23 | 18 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 20 | 20 | $0 |
| 32674 | Removal of lymph nodes of chest cavity using an endoscope | 11 | 11 | $0 |
Insurance plans in this area (ZIP 74133)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Radiology, Diagnostic Radiology | IL | |
| General Surgery, Surgical Oncology | IL | |
| Hematology/Oncology, Internal Medicine | IL | |
| Pulmonary Disease | IL | |
| Radiation Oncology | IL | |
| Registered Dietitian Or Nutrition Professional | NY | |
| Medical Oncology | IL | |
| Nurse Practitioner | IL | |
| P A T H O L O G Y | IL | |
| Physician Assistant | IL |
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