DR. THOI HIEU NGO (MD) – Surgery Physician, NPI 1194139923
Surgery Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,820 CRITICAL CARE (INTENSIVISTS) in NY
Provider Addresses for DR. THOI HIEU NGO (MD)
19 BRADHURST AVE STE 3100N
HAWTHORNE, NY 105322140
Phone: (914) 909-9018
Fax: (914) 909-9028
Type: Mailing
100 WOODS RD
VALHALLA, NY 105951530
Phone: (914) 909-6416
Fax: (914) 909-6417
Type: Location
660 S EUCLID AVE
MSC 8109-43-1160
SAINT LOUIS, MO 631101010
Phone: (314) 747-2829
Fax: (314) 362-5743
Type: Mailing
PO BOX 7412011
CHICAGO, IL 606742011
Phone: (314) 362-5298
Fax: (888) 824-2176
Type: Mailing
1 BARNES JEWISH HOSPITAL PLZ
DIV SURG ACCS
SAINT LOUIS, MO 631101003
Phone: (314) 362-5298
Fax: (888) 824-2176
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 9 Open Payments records for all available years, with a total value of $500.
Total Amount is formed as General ($500) + Research ($0) + Ownership ($0) = $500.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: Hydrofera LLC ($150).
Total Amount
$500
General + Research + Ownership
Payments
9
Total payment records
General Amount
$500
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Hydrofera LLC | $150 |
| Kerecis Limited | $138 |
| Boston Scientific Corporation | $110 |
| Takeda Pharmaceuticals U.S.A., Inc. | $47 |
| Baxter Healthcare | $25 |
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: 2026-01-08
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20200813003807 | I | General Surgery | MO | TBD |
| I20260108000629 | I | General Surgery | NY | 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 |
|---|---|---|---|---|
| 99291 | Critical care, first 30-74 minutes | 66 | 39 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 63 | 36 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 19 | 19 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 16 | 16 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 14 | 12 | $0 |
Insurance plans in this area (ZIP 10532)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | NY | |
| General Surgery, Surgical Oncology, Thoracic Surgery, Cardiac Surgery | NY | |
| - | NY | |
| Physician Assistant | NY | |
| Physical Medicine And Rehabilitation | NY | |
| Ophthalmology, Pathology | NY | |
| - | NY | |
| A N E S T H E S I O L O G Y | NY | |
| U R O L O G Y | NY | |
| N E P H R O L O G Y | NY |
Reviews
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