DR. GREGORY ALEXANDER PAPPAS (M.D.) – Obstetrics & Gynecology Physician, NPI 1720040413
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,164 OBSTETRICS/GYNECOLOGY in TX
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Provider Addresses for DR. GREGORY ALEXANDER PAPPAS (M.D.)
1701, Golden Avenue, Bay City, Matagorda County, Texas, 77414, United States
BAY CITY, TX 774143121
Phone: (979) 323-9900
Fax: (979) 323-0997
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $174.
Total Amount is formed as General ($174) + Research ($0) + Ownership ($0) = $174.
Last reported payment date: 2024-11-11 • Largest payer in this snapshot: Sage Therapeutics, Inc. ($88).
Total Amount
$174
General + Research + Ownership
Payments
7
Total payment records
General Amount
$174
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Sage Therapeutics, Inc. | $88 |
| Nevro Corp. | $25 |
| Novo Nordisk Inc | $22 |
| Astellas Pharma US Inc | $22 |
| Agile Therapeutics, Inc. | $16 |
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: 2007-03-02
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 |
|---|---|---|---|---|
| I20070302000095 | I | Obstetrics/Gynecology | TX | 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 |
|---|---|---|---|---|
| 81003 | Automated urinalysis test | 28 | 17 | $0 |
Insurance plans in this area (ZIP 77414)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| - | TX | |
| General Surgery | TX | |
| Family Practice | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| - | TX | |
| Nurse Practitioner | TX | |
| Orthopedic Surgery | TX | |
| Family Practice | TX |
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