DR. CHRISTIAAN ALLAN WEBB (MD) – Obstetrics & Gynecology Physician, NPI 1811907900
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,164 OBSTETRICS/GYNECOLOGY in TX
Provider Addresses for DR. CHRISTIAAN ALLAN WEBB (MD)
Crosspointe Plaza, 4217, North McColl Road, McAllen, Hidalgo County, Texas, 78504, United States
STE 700
MCALLEN, TX 785044466
Phone: (281) 232-1640
Fax: (281) 232-1639
Type: Mailing
2302 LONE STAR RD STE 260
MANSFIELD, TX 760638754
Phone: (682) 341-7230
Fax: (682) 341-7232
Type: Mailing
1111 12TH ST STE 104
KEY WEST, FL 330404084
Phone: (305) 293-1830
Fax: (305) 295-3537
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $1,571.
Total Amount is formed as General ($1,571) + Research ($0) + Ownership ($0) = $1,571.
Last reported payment date: 2023-08-09 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($1,500).
Total Amount
$1,571
General + Research + Ownership
Payments
4
Total payment records
General Amount
$1,571
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $1,500 |
| ABBVIE INC. | $27 |
| Medtronic, Inc. | $26 |
| Minerva Surgical, Inc | $18 |
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: 2024-02-28
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 |
|---|---|---|---|---|
| I20240228000912 | I | Obstetrics/Gynecology | FL | 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 |
|---|---|---|---|---|
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 1,088 | 290 | $0 |
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 579 | 192 | $0 |
| 99489 | Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month | 173 | 60 | $0 |
| 99487 | Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month | 107 | 72 | $0 |
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 22 | 11 | $0 |
Insurance plans in this area (ZIP 78504)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology), Internal Medicine, Interventional Cardiology | FL | |
| Cardiovascular Disease (Cardiology) | MA | |
| Family Practice | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Nurse Practitioner | FL | |
| Internal Medicine | OH | |
| Nurse Practitioner | FL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology, Internal Medicine | WI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| O T O L A R Y N G O L O G Y | CA |
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