RONALD J BARKIN (MD) – Gastroenterology Physician, NPI 1477623650
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for RONALD J BARKIN (MD)
Sonus Alexandria Hearing Care Professionals, 4660, Kenmore Avenue, John Adams, Alexandria West, Alexandria, Virginia, 22304, United States
SUITE 810
ALEXANDRIA, VA 22304
Phone: (703) 823-0333
Fax: (703) 823-8611
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 83 Open Payments records for all available years, with a total value of $1,367.
Total Amount is formed as General ($1,367) + Research ($0) + Ownership ($0) = $1,367.
Last reported payment date: 2023-11-29 • Largest payer in this snapshot: Gilead Sciences, Inc. ($288).
Total Amount
$1,367
General + Research + Ownership
Payments
83
Total payment records
General Amount
$1,367
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-11-29
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: 2021-04-20
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 |
|---|---|---|---|---|
| I20040831001519 | I | Gastroenterology | DC | TBD |
| I20210420000874 | I | Gastroenterology | 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 | 214 | 190 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 104 | 97 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 59 | 59 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 59 | 58 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 46 | 46 | $0 |
Insurance plans in this area (ZIP 22304)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | VA | |
| - | VA | |
| Gastroenterology, Internal Medicine | VA | |
| - | LA | |
| G A S T R O E N T E R O L O G Y | VA | |
| - | VA |
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