SAYED SHAYAN AHMED (M.D) – Nephrology Physician, NPI 1194160739
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,168 NEPHROLOGY in TX
Provider Addresses for SAYED SHAYAN AHMED (M.D)
411 PARK GROVE LN SUITE 310
KATY, TX 77450
Phone: (713) 464-9100
Fax: (713) 468-6183
Type: Mailing
21212 NORTHWEST FWY STE 355
CYPRESS, TX 774295890
Phone: (281) 890-9944
Fax: (281) 890-9955
Type: Location
902 Frostwood Dr Ste 165
Houston, TX 770242449
Phone: (713) 464-9100
Fax: (713) 468-6183
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 40 Open Payments records for all available years, with a total value of $939.
Total Amount is formed as General ($939) + Research ($0) + Ownership ($0) = $939.
Last reported payment date: 2024-11-20 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($288).
Total Amount
$939
General + Research + Ownership
Payments
40
Total payment records
General Amount
$939
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-20
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2018-08-13
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 |
|---|---|---|---|---|
| I20180813000628 | I | Nephrology | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 464 | 110 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 338 | 100 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 113 | 15 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 69 | 65 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 31 | 14 | $0 |
Insurance plans in this area (ZIP 77450)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine, Nephrology, Internal Medicine, Hospitalist | LA | |
| Nephrology, Internal Medicine | TX | |
| N E P H R O L O G Y | TX | |
| N E P H R O L O G Y | TX | |
| Internal Medicine, Nephrology | TX | |
| N E P H R O L O G Y | TX | |
| Nephrology, Internal Medicine | TX | |
| N E P H R O L O G Y | TX | |
| N E P H R O L O G Y | TX |
Reviews
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