Physician Profile
Karen L. Vega, MD
Unclaimed ProfileAbout Dr. Vega
Karen L. Vega, MD is listed as a student in an organized health care education program in Boston, MA. Karen is also listed as specializing in internal medicine. According to Medicare claims data, Karen cared for 196 Medicare patients across 299 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. This provider record is associated with NPI 1851853030.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (617) 636-8272
- Email not available
Practice Locations
800 WASHINGTON ST
Boston, MA 02111
462 Grider St
Buffalo, NY 14215
Procedures Most Often Billed to Medicare
299 services · 196 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
141 | More often than most peers in Student in training |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
41 | Less often than most peers in Student in training |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
41 | More often than most peers in Student in training |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
39 | As often as other peers in Student in training |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
37 | As often as other peers in Student in training |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other medical trainees at this location 4
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other medical trainees in Boston 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Vega specialize in?
Dr. Vega is a medical trainee in Boston, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.
NPI registry
Where is Dr. Vega located?
Dr. Vega is listed at 800 Washington St, Boston, MA 02111. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Vega's phone number?
The number on file is (617) 636-8272. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Vega's NPI number?
Dr. Vega's National Provider Identifier is 1851853030. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Vega go to medical school?
Dr. Vega attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Vega been practicing?
Dr. Vega has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Vega do most often?
According to Medicare billing data, Dr. Vega the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Vega confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Vega. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.