RAMONA AITKEN (MD) – Infectious Disease Physician, NPI 1124095864
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
235 INFECTIOUS DISEASE in MO
Provider Addresses for RAMONA AITKEN (MD)
10004 KENNERLY RD STE 171B
SAINT LOUIS, MO 631282176
Phone: (314) 821-0900
Type: Location
1836, Lackland Hill Parkway, Ascalon, Maryland Heights, Saint Louis County, Missouri, 63146, United States
ATTN: CREDENTIALING
SAINT LOUIS, MO 631463572
Phone: (314) 989-0300
Type: Mailing
Medical Arts Pavilion, 2325, Dougherty Ferry Road, Des Peres, Saint Louis County, Missouri, 63122, United States
SUITE 206
SAINT LOUIS, MO 631223356
Phone: (314) 821-0900
Type: Location
PO BOX 504934
SAINT LOUIS, MO 631504934
Phone: (314) 821-0900
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $40.
Total Amount is formed as General ($40) + Research ($0) + Ownership ($0) = $40.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: PFIZER INC. ($23).
Total Amount
$40
General + Research + Ownership
Payments
2
Total payment records
General Amount
$40
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $23 |
| Gilead Sciences, Inc. | $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: 2009-01-27
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 |
|---|---|---|---|---|
| I20090127000642 | I | Infectious 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 716 | 226 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 366 | 215 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 160 | 141 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 22 | 18 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 15 | 13 | $0 |
Insurance plans in this area (ZIP 63128)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Infectious Disease, Internal Medicine, Pediatric Medicine | MO | |
| Infectious Disease, Internal Medicine | MO | |
| Infectious Disease, Internal Medicine | MO | |
| Internal Medicine, Infectious Disease | MO | |
| Infectious Disease | CT | |
| Infectious Disease, Internal Medicine | IL | |
| Internal Medicine | MO | |
| Infectious Disease, Internal Medicine | MO |
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