SHARON S KARR (M.D.) – Pediatric Cardiology Physician, NPI 1609854207
Pediatric Cardiology Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for SHARON S KARR (M.D.)
Executive Park Avenue, Merrifield, Fairfax (city), Virginia, 22031, United States
SUITE110
FAIRFAX, VA 220312225
Phone: (703) 573-0504
Fax: (703) 573-4856
Type: Mailing
3300 Gallows Rd
Falls Church, VA 220423300
Phone: (703) 776-4001
Fax: (703) 776-3623
Type: Location
PO BOX 37174
BALTIMORE, MD 212973174
Phone: (571) 423-5699
Fax: (571) 423-5698
Type: Mailing
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 220314513
Phone: (703) 573-0504
Fax: (703) 573-4856
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2022-05-21
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20040426000084 | I | Pediatric Medicine | DC | TBD |
| I20171026003464 | I | Pediatric Medicine | VA | TBD |
| I20220521000003 | I | Pediatric Medicine | MD | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 22031)
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