MRS. MARY LOU TONGAY (FNP-C) – Family Nurse Practitioner, NPI 1386192151
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,023 NURSE PRACTITIONER in MO
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Provider Addresses for MRS. MARY LOU TONGAY (FNP-C)
Oak Ridge Trail, Knollwood, Wildwood Hills, Potomac, Montgomery County, Maryland, 20817, United States
PARK HILLS, MO 636018224
Phone: (573) 315-9567
Type: Location
Saint Louis, Capucins, Serail, Zuqaq al Blat, Nejmeh Square, Port of Beirut, Beirut, Beirut Governorate, 2033 9105, Lebanon
STE 600
SAINT LOUIS, MO 631463015
Phone: (480) 862-1677
Type: Mailing
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 $19.
Total Amount is formed as General ($19) + Research ($0) + Ownership ($0) = $19.
Last reported payment date: 2023-07-18 • Largest payer in this snapshot: Gilead Sciences, Inc. ($19).
Total Amount
$19
General + Research + Ownership
Payments
1
Total payment records
General Amount
$19
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-07-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $19 |
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: 2017-05-26
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 |
|---|---|---|---|---|
| I20170526001879 | I | Nurse Practitioner | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 63601)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO | |
| Family Practice | MO |
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