RICHARD J JR. KOZENY (MD) – Internal Medicine Physician, NPI 1255319810
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,190 INTERNAL MEDICINE in MO
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Provider Addresses for RICHARD J JR. KOZENY (MD)
226, South Woods Mill Road, Chesterfield, Saint Louis County, Missouri, 63017, United States
STE 43 W
CHESTERFIELD, MO 630173662
Phone: (314) 205-6444
Fax: (314) 205-6433
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 259 Open Payments records for all available years, with a total value of $4,644.
Total Amount is formed as General ($4,644) + Research ($0) + Ownership ($0) = $4,644.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Amgen Inc. ($530).
Total Amount
$4,644
General + Research + Ownership
Payments
259
Total payment records
General Amount
$4,644
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $530 |
| Janssen Biotech, Inc. | $474 |
| Novo Nordisk Inc | $444 |
| PFIZER INC. | $378 |
| Novartis Pharmaceuticals Corporation | $350 |
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: 2013-03-11
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 |
|---|---|---|---|---|
| I20130311000327 | I | Internal Medicine | 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 | 725 | 430 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 150 | 123 | $0 |
| 90677 | Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 56 | 56 | $0 |
| G0009 | Administration of pneumococcal vaccine | 55 | 55 | $0 |
| G0008 | Administration of influenza virus vaccine | 35 | 35 | $0 |
Insurance plans in this area (ZIP 63017)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | MO | 90670 | Pneumococcal vaccine for injection into muscle | 64 | 64 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| Rheumatology, Internal Medicine | MO | |
| Internal Medicine | MO | |
| Rheumatology, Internal Medicine | MO | |
| Nurse Practitioner | MO | |
| Internal Medicine | MO | |
| Nurse Practitioner | MO |
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