LEAH SWARTWOUT (MD) – Family Medicine Physician, NPI 1528098845
Family Medicine Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
2,330 FAMILY PRACTICE in MO
Provider Addresses for LEAH SWARTWOUT (MD)
225 Clarkson Rd
Ellisville, MO 630112278
Phone: (636) 230-5050
Fax: (636) 230-5057
Type: Location
225, Clarkson Road, Ellisville, Saint Louis County, Missouri, 63011, United States
ELLISVILLE, MO 630112278
Phone: (636) 230-5050
Fax: (636) 230-5057
Type: Mailing
PO BOX 955534
SAINT LOUIS, MO 631955534
Phone:
Type: Mailing
1120 SHACKELFORD RD
FLORISSANT, MO 630314369
Phone: (314) 921-4420
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $17.
Total Amount is formed as General ($17) + Research ($0) + Ownership ($0) = $17.
Last reported payment date: 2023-02-21 • Largest payer in this snapshot: Exact Sciences Corporation ($17).
Total Amount
$17
General + Research + Ownership
Payments
1
Total payment records
General Amount
$17
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-02-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Exact Sciences Corporation | $17 |
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: 2006-09-13
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 |
|---|---|---|---|---|
| I20060913000118 | I | Family Practice | 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 | 297 | 138 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 109 | 109 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 21 | 18 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 14 | 14 | $0 |
Insurance plans in this area (ZIP 63011)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | MO | |
| - | MO | |
| Nurse Practitioner | MO | |
| Physician Assistant | MO | |
| - | MO | |
| Nurse Practitioner | MO | |
| - | MO | |
| - | MO | |
| - | MO | |
| Interventional Pain Management, Anesthesiology | MO |
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