CHRISTINA MARCHEVA VASSILEVA (M.D.) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1124172135
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
78 CARDIAC SURGERY in MA
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Provider Addresses for CHRISTINA MARCHEVA VASSILEVA (M.D.)
PO Box 846028, Albany Street, Church Green, Financial District, Boston, Suffolk County, Massachusetts, 02284-6028, United States
BOSTON, MA 022415348
Phone:
Type: Mailing
UMASS Memorial Medical Center University Campus Hospital, 55, Lake Avenue North, Worcester, Worcester County, Massachusetts, 01653, United States
WORCESTER, MA 016550002
Phone: (508) 334-2577
Fax: (508) 334-7284
Type: Location
300 Hanover St Ste 2A
Fall River, MA 027205451
Phone: (508) 973-7774
Fax: (508) 973-7724
Type: Location
55 Lake Ave N
Worcester, MA 016550002
Phone: (508) 334-2577
Fax: (508) 334-7284
Type: Location
1350 Hickory St
Melbourne, FL 329013224
Phone: (321) 434-3455
Fax: (321) 434-3456
Type: Location
1532 Lone Oak Rd Ste 445
Paducah, KY 420037943
Phone: (270) 538-5830
Type: Location
3300 S FISKE BLVD
ROCKLEDGE, FL 329554306
Phone: (321) 434-3455
Type: Mailing
1350 HICKORY ST
MELBOURNE, FL 329013224
Phone: (321) 434-3455
Fax: (321) 434-3456
Type: Location
PO BOX 24520
NEW YORK, NY 100873720
Phone: (781) 744-8000
Type: Mailing
41 MALL RD
BURLINGTON, MA 018053224
Phone: (781) 744-8000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $168.
Total Amount is formed as General ($168) + Research ($0) + Ownership ($0) = $168.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: ATRICURE, INC. ($140).
Total Amount
$168
General + Research + Ownership
Payments
2
Total payment records
General Amount
$168
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ATRICURE, INC. | $140 |
| HeartFlow, Inc. | $28 |
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: 2025-12-04
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 7 Medicare enrollment records; no due dates published yet.
Enrollment records
7
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 |
|---|---|---|---|---|
| I20170213000221 | I | Cardiac Surgery | MA | TBD |
| I20210406000893 | I | Thoracic Surgery | FL | TBD |
| I20220413000900 | I | Thoracic Surgery | NE | TBD |
| I20250228000848 | I | Thoracic Surgery | KY | TBD |
| I20250821003210 | I | Thoracic Surgery | VA | TBD |
| I20251023004418 | I | Thoracic Surgery | WI | TBD |
| I20251204000926 | I | Thoracic Surgery | NH | 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 02241)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIAC SURGERY | MA | 33533 | Heart artery bypass to repair one artery | 15 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MA | |
| - | MA | |
| G A S T R O E N T E R O L O G Y | NY | |
| Physician Assistant | MA | |
| A N E S T H E S I O L O G Y | MA |
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