DR. TAJENDER SINGH VASU (MD) – Sleep Medicine (Internal Medicine) Physician, NPI 1174734362
Sleep Medicine (Internal Medicine) Physician
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Profile Insights
NPPES metrics only — not quality of care.
109 SLEEP MEDICINE in VA
Provider Addresses for DR. TAJENDER SINGH VASU (MD)
1005 N Glebe Rd Ste 750
Arlington, VA 222015766
Phone: (703) 524-7202
Fax: (703) 516-4501
Type: Location
19450 Deerfield Ave Ste 100
Leesburg, VA 201766821
Phone: (571) 350-3668
Fax: (703) 729-2689
Type: Location
2901 Telestar Ct Ste 440
Falls Church, VA 220421263
Phone: (703) 621-4503
Fax: (703) 766-5921
Type: Location
2901 Telestar Ct Ste 100
Falls Church, VA 220421261
Phone: (703) 621-4503
Fax: (703) 766-5921
Type: Location
East Jefferson Street, Croydon Park, Rockville, Montgomery County, Maryland, 20850-3827, United States
KAISER PERMANENTE MEDICARE ENROLLMENT
ROCKVILLE, MD 208524908
Phone: (301) 816-2424
Type: Mailing
Kaiser Permanente Capitol Hill Medical Center, 700, 2nd Street Northeast, Near Northeast, Washington, Washington, D.C., 20002, United States
KAISER PERMANENTE CAPITOL HILL MEDICAL CENTER
WASHINGTON, DC 200028100
Phone: (202) 346-3000
Type: Location
2901 TELESTAR CT # 600
FALLS CHURCH, VA 220421260
Phone: (703) 621-4503
Fax: (703) 766-5921
Type: Location
2901 TELESTAR CT STE 100
FALLS CHURCH, VA 220421261
Phone: (703) 621-4503
Fax: (703) 766-5921
Type: Location
2901 TELESTAR CT STE 300
FALLS CHURCH, VA 220421263
Phone: (703) 591-1688
Fax: (703) 591-1445
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 13 Open Payments records for all available years, with a total value of $641.
Total Amount is formed as General ($641) + Research ($0) + Ownership ($0) = $641.
Last reported payment date: 2024-11-07 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($118).
Total Amount
$641
General + Research + Ownership
Payments
13
Total payment records
General Amount
$641
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-07
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: 2021-11-22
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 |
|---|---|---|---|---|
| I20121106000251 | I | Sleep Medicine | DC | TBD |
| I20211122001945 | I | Sleep Medicine | 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 | 757 | 559 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 261 | 261 | $0 |
| 95810 | Sleep study in sleep lab (6 years or older) | 133 | 130 | $0 |
| G0399 | Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation | 81 | 81 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 64 | 62 | $0 |
Insurance plans in this area (ZIP 22201)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | HI | |
| H E M A T O L O G Y | WA | |
| - | VIR | |
| - | IL | |
| Orthopedic Surgery | VA | |
| - | VA | |
| Diagnostic Radiology | VA | |
| General Surgery | CT | |
| - | VA | |
| N E U R O S U R G E R Y | VA |
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