DR. NICOLE A XYNOS (M.D.) – Obstetrics & Gynecology Physician, NPI 1598966392
Obstetrics & Gynecology Physician
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Profile Insights
NPPES metrics only — not quality of care.
929 OBSTETRICS/GYNECOLOGY in MO
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Provider Addresses for DR. NICOLE A XYNOS (M.D.)
5701, Delmar Boulevard, West End, Cabanne Place, City of Saint Louis, Missouri, 63108, United States
SAINT LOUIS, MO 631122617
Phone: (314) 367-7848
Fax: (314) 367-2985
Type: Location
1031 BELLEVUE AVE STE 400
SAINT LOUIS, MO 631171858
Phone: (314) 781-1505
Type: Mailing
10010 KENNERLY RD
SAINT LOUIS, MO 631282106
Phone: (314) 525-6072
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 $189.
Total Amount is formed as General ($189) + Research ($0) + Ownership ($0) = $189.
Last reported payment date: 2024-05-07 • Largest payer in this snapshot: Hologic Sales and Service, LLC ($147).
Total Amount
$189
General + Research + Ownership
Payments
2
Total payment records
General Amount
$189
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Hologic Sales and Service, LLC | $147 |
| Sumitomo Pharma America, Inc. | $42 |
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: 2008-07-23
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 |
|---|---|---|---|---|
| I20080723000878 | I | Obstetrics/Gynecology | 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 63112)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MO | |
| Certified Nurse Midwife (Cnm) | MO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO | |
| - | IA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO |
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