ALEX P NGUYEN (M. D.) – Hematology & Oncology Physician, NPI 1922069624
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,006 HEMATOLOGY/ONCOLOGY in TX
Provider Addresses for ALEX P NGUYEN (M. D.)
2555 Gulf Fwy S Ste 700
League City, TX 775736742
Phone: (832) 827-8002
Fax: (832) 827-8003
Type: Location
1920 Country Place Pkwy Ste 370
Pearland, TX 775841962
Phone: (832) 333-1400
Fax: (832) 333-1499
Type: Location
1631 North Loop W Ste 410
Houston, TX 770081530
Phone: (713) 802-9000
Fax: (713) 802-2701
Type: Location
13215 Dotson Rd Ste 340
Houston, TX 770704535
Phone: (281) 477-8600
Fax: (281) 477-8577
Type: Location
27700 Northwest Freeway
Suite 400,425
Cypress, TX 774336767
Phone: (832) 377-3260
Fax: (888) 506-5887
Type: Location
18955 N Memorial Dr Ste 530
Humble, TX 773384269
Phone: (346) 362-1670
Fax: (346) 362-1675
Type: Location
7121 S. Padre Island Dr
Suite 102,101,119
Corpus Christi, TX 784124938
Phone: (361) 696-6000
Fax: (361) 992-4120
Type: Location
10405 Katy Fwy Ste 120
Houston, TX 770241121
Phone: (832) 333-1474
Fax: (832) 333-1475
Type: Location
2130 W Holcombe Blvd Fl 10
Houston, TX 770303306
Phone: (713) 600-0900
Fax: (713) 600-0070
Type: Location
7789 Southwest Fwy Ste 460
Houston, TX 770741841
Phone: (713) 778-0300
Fax: (713) 778-0303
Type: Location
17520 W Grand Pkwy S Ste 460
Sugar Land, TX 774794983
Phone: (281) 491-5511
Fax: (281) 491-5513
Type: Location
10405 Katy Fwy Ste 150E
Houston, TX 770241165
Phone: (713) 722-9660
Fax: (713) 722-9664
Type: Location
802 Enterprise Blvd Ste 808
Rockport, TX 783824346
Phone: (361) 696-6000
Fax: (361) 992-4120
Type: Location
11920 Astoria Blvd Ste 150
Houston, TX 770896097
Phone: (281) 481-6688
Fax: (281) 481-0870
Type: Location
23960 Katy Fwy Ste 325
Katy, TX 774940886
Phone: (281) 578-0201
Fax: (281) 578-0217
Type: Location
3333 Bayshore Blvd Ste 320
Pasadena, TX 775041950
Phone: (832) 856-8965
Fax: (832) 856-8966
Type: Location
9150 Main St Ste A3
Houston, TX 770253848
Phone: (713) 630-8181
Fax: (713) 838-9708
Type: Location
PO BOX 749495
ATLANTA, GA 303749495
Phone: (855) 963-2100
Fax: (813) 321-1296
Type: Mailing
PO BOX 676638
DALLAS, TX 752676638
Phone:
Type: Mailing
South Gessner Drive, Houston, Harris County, Texas, 770764, United States
SUITE 600,650
HOUSTON, TX 770242545
Phone: (713) 827-9525
Fax: (713) 468-3561
Type: Location
Frostwood Drive, Frostwood, Houston, Harris County, Texas, 77024, United States
SUITE 315
HOUSTON, TX 770242420
Phone: (713) 800-0656
Fax: (713) 827-1380
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 280 Open Payments records for all available years, with a total value of $6,062.
Total Amount is formed as General ($6,062) + Research ($0) + Ownership ($0) = $6,062.
Last reported payment date: 2024-12-27 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($552).
Total Amount
$6,062
General + Research + Ownership
Payments
280
Total payment records
General Amount
$6,062
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $552 |
| E.R. Squibb & Sons, L.L.C. | $539 |
| Novartis Pharmaceuticals Corporation | $460 |
| Celgene Corporation | $347 |
| Janssen Biotech, Inc. | $241 |
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: 2004-07-16
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 |
|---|---|---|---|---|
| I20040716000206 | I | Hematology/Oncology | 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 |
|---|---|---|---|---|
| Q0138 | Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | 61,710 | 54 | $0 |
| J0881 | Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 32,100 | 22 | $0 |
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 4,400 | 34 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 910 | 17 | $0 |
| J2469 | Injection, palonosetron hcl, 25 mcg | 760 | 14 | $0 |
Insurance plans in this area (ZIP 77573)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| H E M A T O L O G Y/ O N C O L O G Y | TX | |
| Physician Assistant | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Hematology/Oncology, Internal Medicine, Hematology/Oncology | GA | |
| Nurse Practitioner | TX | |
| Medical Oncology, Hematology, Internal Medicine | TX | |
| Radiation Oncology | TX | |
| H E M A T O L O G Y/ O N C O L O G Y | TX | |
| Radiation Oncology | TX |
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