SADIA M HAYAT KHAN (MD) – Allergy & Immunology Physician, NPI 1932315769
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
165 ALLERGY/IMMUNOLOGY in VA
Provider Addresses for SADIA M HAYAT KHAN (MD)
311 MAPLE AVE W STE H
VIENNA, VA 221804309
Phone: (703) 938-5660
Type: Location
7171 CARDINAL LN STE 310
FALLS CHURCH, VA 220462136
Phone: (301) 962-5800
Fax: (301) 962-9585
Type: Mailing
University of Kansas Medical Center, 3901, Rainbow Boulevard, Kansas City, Wyandotte County, Kansas, 66160, United States
KANSAS CITY, KS 66160
Phone: (913) 588-6009
Fax: (913) 588-8182
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 129 Open Payments records for all available years, with a total value of $2,972.
Total Amount is formed as General ($2,972) + Research ($0) + Ownership ($0) = $2,972.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: GENZYME CORPORATION ($816).
Total Amount
$2,972
General + Research + Ownership
Payments
129
Total payment records
General Amount
$2,972
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $816 |
| AstraZeneca Pharmaceuticals LP | $301 |
| GlaxoSmithKline, LLC. | $279 |
| Genentech USA, Inc. | $275 |
| Optinose US, Inc. | $149 |
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: 2022-11-03
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20221102002882 | I | Allergy/Immunology | DC | TBD |
| I20221103000289 | I | Allergy/Immunology | VA | 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 | 14 | 11 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 22180)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | VA | |
| - | VA | |
| Internal Medicine, Pulmonary Disease | MD | |
| - | VA | |
| - | MD | |
| - | VA | |
| - | VA | |
| - | MD | |
| Physician Assistant | VA | |
| Physician Assistant | MI |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.