WILLIAM A CASTALDO (M.D.) – Critical Care Medicine (Internal Medicine) Physician, NPI 1588669139
Critical Care Medicine (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
896 CRITICAL CARE (INTENSIVISTS) in OH
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Provider Addresses for WILLIAM A CASTALDO (M.D.)
PO BOX 1013
TROY, OH 453738013
Phone: (937) 335-9998
Fax: (937) 335-9840
Type: Mailing
County Road, Troy, Wallowa County, Oregon, United States
STE 102
TROY, OH 453731373
Phone: (937) 335-2075
Fax: (937) 339-0612
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $76.
Total Amount is formed as General ($76) + Research ($0) + Ownership ($0) = $76.
Last reported payment date: 2024-10-31 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($24).
Total Amount
$76
General + Research + Ownership
Payments
4
Total payment records
General Amount
$76
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $24 |
| AstraZeneca Pharmaceuticals LP | $22 |
| GlaxoSmithKline, LLC. | $16 |
| Mylan Specialty L.P. | $13 |
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: 2022-07-29
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20180314000310 | I | Critical Care (Intensivists) | VA | TBD |
| I20220729001161 | I | Critical Care (Intensivists) | IN | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 97 | 54 | $0 |
| 99291 | Critical care, first 30-74 minutes | 69 | 27 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 47 | 31 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 27 | 22 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 45373)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CRITICAL CARE (INTENSIVISTS) | OH | 31500 | Emergent insertion of breathing tube into windpipe cartilage using an endoscope | 20 | 19 |
| CRITICAL CARE (INTENSIVISTS) | OH | 94060 | Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration | 37 | 37 |
| CRITICAL CARE (INTENSIVISTS) | OH | 94727 | Determination of lung volumes using gas dilution or washout | 31 | 31 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| Qualified Audiologist | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| General Surgery | IN | |
| - | IN |
Reviews
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