DR. MARK MENDEL SKLAR (M.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1720083223
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Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. MARK MENDEL SKLAR (M.D.)
8101 FALSTAFF RD
MC LEAN, VA 221022730
Phone: (703) 893-0962
Fax: (202) 223-2552
Type: Mailing
3, Washington Circle NW, Washington, Washington, D.C., 20036-5305, United States
STE 303
WASHINGTON, DC 200372311
Phone: (202) 887-4769
Fax: (202) 223-2552
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 176 Open Payments records for all available years, with a total value of $4,345.
Total Amount is formed as General ($4,345) + Research ($0) + Ownership ($0) = $4,345.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Lilly USA, LLC ($663).
Total Amount
$4,345
General + Research + Ownership
Payments
176
Total payment records
General Amount
$4,345
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $663 |
| Amneal Pharmaceuticals LLC | $623 |
| Amgen Inc. | $312 |
| SANOFI-AVENTIS U.S. LLC | $235 |
| AstraZeneca Pharmaceuticals LP | $216 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
No Medicare enrollment or revalidation data available for this provider in our database.
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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 | 294 | 166 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 194 | 164 | $0 |
| 76536 | Ultrasound scan of head and neck soft tissue | 95 | 93 | $0 |
| 36410 | Insertion of needle into vein (3 years or older) | 72 | 72 | $0 |
| 95251 | Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 34 | 19 | $0 |
Insurance plans in this area (ZIP 22102)
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