Physician Profile
Unclaimed ProfileAbout GRAY
Listed in the NPI registry as a physician assistant, Haley Gray, PA-C practises in Boston, MA. Haley graduated from Tufts University School of Medicine in 2022.
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
Areas of Expertise
Common questions
What kind of doctor is Dr. Gray?
Dr. Gray is a physician assistant in Boston, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PHYSICIAN ASSISTANT”.
NPI registry
What is Dr. Gray's address?
Dr. 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 Dr. Gray?
The number on file is (617) 636-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Gray's NPI number?
Dr. 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 Dr. Gray train?
Dr. Gray attended Tufts University School of Medicine, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gray been practising?
Dr. 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 Dr. Gray perform?
According to Medicare billing data, Dr. 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 Dr. Gray confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gray. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (617) 636-5000
- Email not available
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 |
|---|---|---|---|
| Insertion of heart rhythm monitor under skin | Procedure | 33285 |
30 |
| 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 |
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 7
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 — 32 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 8
Providers in MA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.