KELLY H. SIMPSON (MD) – Allergy & Immunology Physician, NPI 1356387872
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
390 ALLERGY/IMMUNOLOGY in TX
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Provider Addresses for KELLY H. SIMPSON (MD)
PO BOX 26726
AUSTIN, TX 787550726
Phone: (512) 407-8686
Fax: (512) 421-4489
Type: Mailing
6210 E HWY 290
AUSTIN, TX 787231142
Phone: (512) 483-9596
Fax: (512) 406-6216
Type: Mailing
Cedar Park Medical Center, 1401, Medical Parkway, Cedar Park, Williamson County, Texas, 78613, United States
BLDG. B #220
CEDAR PARK, TX 786137464
Phone: (512) 260-1581
Fax: (512) 528-7940
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 44 Open Payments records for all available years, with a total value of $1,113.
Total Amount is formed as General ($1,113) + Research ($0) + Ownership ($0) = $1,113.
Last reported payment date: 2024-12-09 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($262).
Total Amount
$1,113
General + Research + Ownership
Payments
44
Total payment records
General Amount
$1,113
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $262 |
| Regeneron Healthcare Solutions, Inc. | $244 |
| GENZYME CORPORATION | $136 |
| BioCryst US Sales Co., LLC | $116 |
| ALK-Abello, Inc | $80 |
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: 2009-07-31
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 |
|---|---|---|---|---|
| I20090731000186 | I | Allergy/Immunology | 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 |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 1,162 | 25 | $0 |
| 95165 | Professional service for preparation and provision of 1 or more antigens | 570 | 36 | $0 |
| 95115 | Professional service for single injection of allergen | 229 | 28 | $0 |
| 95024 | Test for allergy using allergenic extract injected into skin | 191 | 20 | $0 |
| 95117 | Professional service for multiple injections of allergen | 178 | 22 | $0 |
Insurance plans in this area (ZIP 78755)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ALLERGY/IMMUNOLOGY | TX | 95117 | Injection of incremental dosages of allergen, 2 or more injections | 182 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | TX | |
| - | TX | |
| Nurse Practitioner | LA | |
| - | TX | |
| - | TX | |
| - | TX | |
| Family Practice | IA | |
| Family Practice | TX | |
| - | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX |
Reviews
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