DR. CHAD ALAN WITT (MD) – Pulmonary Disease Physician, NPI 1043336001
Pulmonary Disease Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
411 PULMONARY DISEASE in MO
Provider Addresses for DR. CHAD ALAN WITT (MD)
4921 PARKVIEW PL STE 8A
STE 8A
SAINT LOUIS, MO 631101032
Phone: (314) 454-8917
Fax: (314) 727-2200
Type: Location
660 S EUCLID AVE
CB 8052
SAINT LOUIS, MO 631101010
Phone: (314) 454-8917
Fax: (314) 747-2200
Type: Mailing
PO BOX 7412011
CHICAGO, IL 606742011
Phone: (314) 362-1291
Fax: (314) 362-4278
Type: Mailing
4921 PARKVIEW PL
DIV IM CARDIOLOGY, STE 8B
SAINT LOUIS, MO 631101032
Phone: (314) 362-1291
Fax: (314) 362-4278
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $15.
Total Amount is formed as General ($15) + Research ($0) + Ownership ($0) = $15.
Last reported payment date: 2023-03-22 • Largest payer in this snapshot: PFIZER INC. ($15).
Total Amount
$15
General + Research + Ownership
Payments
1
Total payment records
General Amount
$15
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-03-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $15 |
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: 2008-05-10
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 |
|---|---|---|---|---|
| I20080510000079 | I | Pulmonary Disease | MO | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 243 | 178 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 209 | 39 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 49 | 16 | $0 |
| 31624 | Irrigation and suction of lung airways to obtain cells using an endoscope | 24 | 20 | $0 |
| 31645 | Aspiration of initial secretion of lung airway using an endoscope | 22 | 16 | $0 |
Insurance plans in this area (ZIP 63110)
Loading plans...
Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PULMONARY DISEASE | MO | 36556 | Insertion of central venous catheter for infusion, patient 5 years or older | 14 | 14 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| - | MO | |
| - | FL | |
| - | MO | |
| Diagnostic Radiology | IL | |
| - | IL | |
| - | MO | |
| - | MO | |
| - | MO | |
| - | MO |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.