CARNAI SIMPSON (M.D.) – Family Medicine Physician, NPI 1437531118
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,705 FAMILY PRACTICE in TX
Provider Addresses for CARNAI SIMPSON (M.D.)
1710 W LAKE HOUSTON PKWY STE 260
KINGWOOD, TX 773392674
Phone: (281) 440-5300
Fax: (855) 308-0364
Type: Mailing
22751 Professional Dr Ste 270
Kingwood, TX 773396028
Phone: (281) 440-5300
Fax: (855) 308-0364
Type: Location
14201 E SAM HOUSTON PKWY N
HOUSTON, TX 770446291
Phone: (281) 436-8888
Fax: (281) 436-8889
Type: Mailing
18980 W MEMORIAL DR STE 100
HUMBLE, TX 773384559
Phone: (832) 644-8930
Fax: (855) 227-3506
Type: Mailing
7821 FM 1960 RD E
HUMBLE, TX 773462205
Phone: (832) 966-3376
Fax: (855) 227-3506
Type: Location
3755 Atascocita Rd
Humble, TX 773963532
Phone: (713) 461-2915
Fax: (713) 461-5307
Type: Location
14201 E Sam Houston Pkwy N
Houston, TX 77044
Phone: (281) 436-8888
Fax: (281) 436-8889
Type: Location
4650 WESTWAY PARK BLVD STE 206
HOUSTON, TX 770412006
Phone: (713) 461-2915
Fax: (713) 461-5307
Type: Mailing
3755 ATASCOCITA RD
HUMBLE, TX 773963532
Phone: (713) 461-2915
Fax: (713) 461-5307
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 26 Open Payments records for all available years, with a total value of $698.
Total Amount is formed as General ($698) + Research ($0) + Ownership ($0) = $698.
Last reported payment date: 2024-10-15 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($225).
Total Amount
$698
General + Research + Ownership
Payments
26
Total payment records
General Amount
$698
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $225 |
| Novo Nordisk Inc | $114 |
| Lilly USA, LLC | $95 |
| Amgen Inc. | $68 |
| Abbott Laboratories | $60 |
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: 2018-10-20
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 |
|---|---|---|---|---|
| I20181020000399 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 83 | 31 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 24 | 17 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 12 | 12 | $0 |
Insurance plans in this area (ZIP 77339)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | TX | |
| Nurse Practitioner | TX | |
| Registered Dietitian Or Nutrition Professional | TX | |
| - | TX | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | TX | |
| Family Practice | MI | |
| Nurse Practitioner | TX | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | TX | |
| Cardiovascular Disease (Cardiology) | IL | |
| Cardiovascular Disease (Cardiology), Internal Medicine, Interventional Cardiology | TX |
Reviews
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