Physician Profile
Unclaimed ProfileAbout JOHNSON
Gregory K. Johnson, M.D. is a healthcare provider in Haverhill, MA specialising in orthopedic surgery. Gregory trained at Columbia University College of Physicians and Surgeons, graduating in 1984. Gregory is also listed as specialising in specialist.
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 is Dr. Johnson's specialty?
Dr. Johnson is an orthopedic surgeon in Haverhill, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
Where can I find Dr. Johnson?
Dr. Johnson is listed at 288 GROVELAND ST, Haverhill, MA 01830. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Johnson?
The number on file is (978) 373-3851. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Johnson's NPI number?
Dr. Johnson's National Provider Identifier is 1922049402. 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
What is Dr. Johnson's medical education?
Dr. Johnson attended Columbia University College of Physicians and Surgeons, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Johnson been practising?
Dr. Johnson has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Johnson known for?
According to Medicare billing data, Dr. Johnson performs procedures including aspiration and/or injection of fluid from large joint, application of nonmoveable forearm to hand splint and injection into tendon or ligament; reads or performs imaging such as x-ray of knee, 3 views and x-ray of wrist, minimum of 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Johnson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (978) 373-3851
- Email not available
Practice Locations
288 GROVELAND ST
Haverhill, MA 01830
Procedures Most Often Billed to Medicare
1,091 services · 640 patients · 17 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
86 |
| Application of nonmoveable forearm to hand splint | Procedure | 29125 |
33 |
| Injection into tendon or ligament | Procedure | 20550 |
20 |
| Placement of strapping to hand or finger | Procedure | 29280 |
14 |
| X-ray of knee, 3 views | Imaging | 73562 |
43 |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
43 |
| X-ray of knee, 4 or more views | Imaging | 73564 |
37 |
| X-ray of hand, minimum of 3 views | Imaging | 73130 |
34 |
| X-ray of hip, 2-3 views | Imaging | 73502 |
16 |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
12 |
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 orthopedic surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 25 related providers in 4 groups
Trained at Columbia University College of Physicians and Surgeons 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Columbia University College of Physicians and Surgeons 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 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.