MRS. ALEXA MARIE FIDER-WHYTE (DMSC, PA-C) – Medical Physician Assistant, NPI 1306814199
Medical Physician Assistant
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Profile Insights
NPPES metrics only — not quality of care.
1,853 PHYSICIAN ASSISTANT in MO
Provider Addresses for MRS. ALEXA MARIE FIDER-WHYTE (DMSC, PA-C)
3691 RUTGER AVE
PROVIDER ENROLLMENT
ST LOUIS, MO 63110
Phone: (314) 977-6828
Fax: (314) 977-6777
Type: Mailing
1225 S GRAND BLVD
SAINT LOUIS, MO 631041016
Phone: (314) 257-3760
Fax: (314) 257-3761
Type: Location
1008 S SPRING AVE
SAINT LOUIS, MO 631102520
Phone: (314) 977-2140
Fax: (314) 977-2141
Type: Mailing
Vista, St. Louis, Missouri, 63147, United States
ST LOUIS, MO 63110
Phone: (314) 977-6055
Fax: (314) 268-5108
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 21 Open Payments records for all available years, with a total value of $9,162.
Total Amount is formed as General ($9,162) + Research ($0) + Ownership ($0) = $9,162.
Last reported payment date: 2024-11-15 • Largest payer in this snapshot: Gilead Sciences, Inc. ($8,999).
Total Amount
$9,162
General + Research + Ownership
Payments
21
Total payment records
General Amount
$9,162
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $8,999 |
| Ipsen Biopharmaceuticals, Inc | $135 |
| Mallinckrodt Hospital Products Inc. | $28 |
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: 2005-07-28
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 |
|---|---|---|---|---|
| I20050728000384 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| 49083 | Drainage of fluid from abdominal cavity using imaging guidance | 88 | 19 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 75 | 54 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 68 | 51 | $0 |
Insurance plans in this area (ZIP 63110)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Anesthesiology Assistant | MO | |
| Pediatric Medicine, Hematology/Oncology | TN | |
| Nurse Practitioner | IL | |
| Certified Registered Nurse Anesthetist (Crna) | MO | |
| Pediatric Medicine | IL | |
| G A S T R O E N T E R O L O G Y | WV | |
| Pediatric Medicine, Cardiovascular Disease (Cardiology) | MO | |
| Infectious Disease | OH | |
| Physician Assistant | MO | |
| Pediatric Medicine, Cardiovascular Disease (Cardiology) | MO |
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