Provider Profile
Karen Pak, NP
Unclaimed ProfileAbout Karen Pak
Karen Pak, NP is a nurse practitioner based in Boston, MA. According to Medicare claims data, the services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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) 632-2140
- Email not available
Practice Locations
450 BROOKLINE AVE
Boston, MA 02215
Procedures Most Often Billed to Medicare
16 services · 16 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
16 | Less often than most peers in Nurse Practitioner |
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 nurse practitioners at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 24 related providers in 3 groups
Other nurse practitioners in Boston 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2024 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Karen Pak specialize in?
Karen Pak is a nurse practitioner in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Karen Pak located?
Karen Pak is listed at 450 Brookline Ave, Boston, MA 02215. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Karen Pak's phone number?
The number on file is (617) 632-2140. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Karen Pak's NPI number?
Karen Pak's National Provider Identifier is 1508610676. 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 Karen Pak train?
Karen Pak attended Other, graduating in 2024. This comes from the CMS National Downloadable File.
CMS public data
How long has Karen Pak been practicing?
Karen Pak has 2 years experience. Calculated from a graduation year of 2024, reported in the CMS National Downloadable File.
CMS public data
What does Karen Pak do most often?
According to Medicare billing data, Karen Pak 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 Karen Pak confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Karen Pak. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.