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Edit this profileAt a glance
- 800 Washington St, Boston, MA 02111
About Haley Gray
Listed in the NPI registry as a physician assistant, Haley Gray, PA-C practices in Boston, MA. Haley graduated from Tufts University School of Medicine in 2022. According to Medicare claims data, Haley cared for 44 Medicare patients across 45 services. The services billed most often include insertion of heart rhythm monitor under skin and new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more. NPI 1942955174 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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) 636-5000
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
800 WASHINGTON ST
Boston, MA 02111
Procedures Most Often Billed to Medicare
45 services · 44 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of heart rhythm monitor under skin | Procedure | 33285 |
30 | More often than most peers in Physician Assistant |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
15 | As often as other peers in Physician Assistant |
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 physician assistants at this location 1
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 — 26 related providers in 4 groups
Other physician assistants in Boston 8
Same specialty, same city.
Trained at Tufts University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Tufts University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of heart rhythm monitor under skin 2
Providers in MA who bill this service to Medicare most often.
Common questions
What kind of doctor is Haley Gray?
Haley Gray is a physician assistant in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Haley Gray's address?
Haley Gray 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
How can I make an appointment with Haley Gray?
The number on file is (617) 636-5000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Haley Gray's NPI number?
Haley Gray's National Provider Identifier is 1942955174. 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 Haley Gray train?
Haley Gray attended Tufts University School of Medicine, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How long has Haley Gray been practicing?
Haley Gray has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What procedures does Haley Gray perform?
According to Medicare billing data, Haley Gray performs procedures including insertion of heart rhythm monitor under skin, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Haley Gray confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Haley Gray. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.