DR. SHAWN MICHAEL ALLEN (M.D.) – Otolaryngology Physician, NPI 1235372434
Otolaryngology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
892 OTOLARYNGOLOGY in TX
Provider Addresses for DR. SHAWN MICHAEL ALLEN (M.D.)
9230 KATY FWY STE 600
HOUSTON, TX 770557468
Phone: (713) 791-0700
Fax: (713) 791-0703
Type: Mailing
1850, West Lake Houston Parkway, Kings Crossing, Kingwood, Houston, Harris County, Texas, 77339, United States
SUITE 100
KINGWOOD, TX 773395237
Phone: (281) 540-7764
Fax: (281) 359-3340
Type: Mailing
2940 FM 2920 RD STE 100
SPRING, TX 773883464
Phone: (346) 413-9313
Fax: (855) 498-4349
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 50 Open Payments records for all available years, with a total value of $992.
Total Amount is formed as General ($992) + Research ($0) + Ownership ($0) = $992.
Last reported payment date: 2024-12-28 • Largest payer in this snapshot: Inspire Medical Systems, Inc. ($539).
Total Amount
$992
General + Research + Ownership
Payments
50
Total payment records
General Amount
$992
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Inspire Medical Systems, Inc. | $539 |
| GENZYME CORPORATION | $177 |
| Medtronic, Inc. | $115 |
| GlaxoSmithKline, LLC. | $42 |
| Olympus America Inc. | $38 |
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: 2016-03-02
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 |
|---|---|---|---|---|
| I20160302002350 | I | Otolaryngology | 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 |
|---|---|---|---|---|
| 31231 | Diagnostic exam of nasal passages using an endoscope | 45 | 39 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 31 | 31 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 18 | 17 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 18 | 14 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 77055)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| A L L E R G Y/ I M M U N O L O G Y | TX | |
| Physician Assistant | TX | |
| - | TX | |
| Nurse Practitioner | LA | |
| A L L E R G Y/ I M M U N O L O G Y | TX | |
| A L L E R G Y/ I M M U N O L O G Y | TX | |
| A L L E R G Y/ I M M U N O L O G Y | TX | |
| A L L E R G Y/ I M M U N O L O G Y | TX | |
| A L L E R G Y/ I M M U N O L O G Y | TX |
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