MS. ANDREA ELLEN WILLIAMS (M.D.) – Obstetrics & Gynecology Physician, NPI 1053369454
Obstetrics & Gynecology Physician
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NPPES metrics only — not quality of care.
1,164 OBSTETRICS/GYNECOLOGY in VA
Provider Addresses for MS. ANDREA ELLEN WILLIAMS (M.D.)
1760 Old Meadow Rd Ste 210
Mc Lean, VA 221024330
Phone: (703) 717-4264
Fax: (703) 717-4265
Type: Location
700 S WASHINGTON ST STE 330
ALEXANDRIA, VA 223144252
Phone: (703) 940-3364
Fax: (703) 717-4055
Type: Location
Maple Lawn Boulevard, Maple Lawn, Scaggsville, Howard County, Maryland, 20759, United States
FULTON, MD 207592694
Phone: (301) 340-8339
Fax: (301) 340-9027
Type: Mailing
Medical Offices C, 1715, North George Mason Drive, Larchmont, Arlington, Arlington County, Virginia, 22205, United States
SUITE 302
ARLINGTON, VA 222053609
Phone: (703) 816-4152
Fax: (703) 527-1169
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 58 Open Payments records for all available years, with a total value of $1,188.
Total Amount is formed as General ($1,188) + Research ($0) + Ownership ($0) = $1,188.
Last reported payment date: 2024-11-05 • Largest payer in this snapshot: Sumitomo Pharma America, Inc. ($383).
Total Amount
$1,188
General + Research + Ownership
Payments
58
Total payment records
General Amount
$1,188
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Sumitomo Pharma America, Inc. | $383 |
| Astellas Pharma US Inc | $287 |
| PFIZER INC. | $126 |
| Organon LLC | $98 |
| MAYNE PHARMA COMMERCIAL LLC | $79 |
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: 2012-01-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20120109000426 | I | Obstetrics/Gynecology | DC | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 23 | 15 | $0 |
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | 19 | 19 | $0 |
Insurance plans in this area (ZIP 22102)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MD | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MD | |
| - | MD | |
| O B S T E T R I C S/ G Y N E C O L O G Y | VA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MD | |
| - | MD | |
| - | MD | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MD | |
| O B S T E T R I C S/ G Y N E C O L O G Y | VA | |
| - | MD |
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