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Edit this profileAt a glance
- 14 Research Pl, North Chelmsford, MA 01863
About Gregory Sergeant
Gregory S. Sergeant, PA-C is a physician assistant practicing in North Chelmsford, MA. Medicare claims data shows Gregory provided 56 services to 55 patients. 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, replacement of knee joint, both sides of knee, and removal of extensive shoulder joint tissue using an endoscope. This provider record is associated with NPI 1326774563.
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
- (978) 454-0706
- Email not available
Practice Locations
14 RESEARCH PL
North Chelmsford, MA 01863
Procedures Most Often Billed to Medicare
56 services · 55 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
18 | Less often than most peers in Physician Assistant |
| Removal of extensive shoulder joint tissue using an endoscope | Procedure | 29823 |
11 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
27 | Less often than most 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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 — 27 related providers in 4 groups
Other physician assistants in North Chelmsford 3
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of knee joint, both sides of knee 8
Providers in MA who bill this service to Medicare most often.
Common questions
What kind of doctor is Gregory S. Sergeant?
Gregory S. Sergeant is a physician assistant in North Chelmsford, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Gregory S. Sergeant's address?
Gregory S. Sergeant is listed at 14 Research Pl, North Chelmsford, MA 01863. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Gregory S. Sergeant?
The number on file is (978) 454-0706. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Gregory S. Sergeant?
Gregory S. Sergeant's National Provider Identifier is 1326774563. 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 Gregory S. Sergeant train?
Gregory S. Sergeant attended Other, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Gregory S. Sergeant have?
Gregory S. Sergeant has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What procedures does Gregory S. Sergeant perform?
According to Medicare billing data, Gregory S. Sergeant performs procedures including replacement of knee joint, both sides of knee and removal of extensive shoulder joint tissue using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Gregory S. Sergeant's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory S. Sergeant. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.