Are you Lawrence P. Johnson, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 10 Research Pl, Suite 203, North Chelmsford, MA 01863
About Dr. Johnson
Lawrence P. Johnson, M.D. practices orthopedic surgery in North Chelmsford, MA. Lawrence is a 1979 graduate of Columbia University College of Physicians and Surgeons. Lawrence is also listed as specializing in orthopaedic surgery of the spine. Medicare claims data shows Lawrence provided 11,683 services to 592 patients. The services billed most often include injection, methylprednisolone acetate, 1 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and aspiration and/or injection of fluid from large joint. The provider's National Provider Identifier (NPI) is 1225003049.
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) 275-9650
- Email not available
Practice Locations
10 RESEARCH PL SUITE 203
North Chelmsford, MA 01863
Conditions Commonly Evaluated or Treated
Within Orthopedic Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Procedures & services
Most searched procedures
Evaluation and nonsurgical
Arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and upper extremity
Injections & Non-Surgical
Injections & pain relief
Joint replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
Procedures Most Often Billed to Medicare
11,683 services · 592 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
120 | More often than most peers in Orthopedic Surgery |
| Injection of trigger points, 1-2 muscles | Procedure | 20552 |
45 | As often as other peers in Orthopedic Surgery |
| X-ray of knee, 1-2 views | Imaging | 73560 |
70 | More often than most peers in Orthopedic Surgery |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
36 | Less often than most peers in Orthopedic Surgery |
| X-ray of pelvis, 1-2 views | Imaging | 72170 |
25 | As often as other peers in Orthopedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
24 | As often as other peers in Orthopedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
17 | Less often than most peers in Orthopedic Surgery |
| X-ray of middle spine, 2 views | Imaging | 72070 |
11 | Less often than most peers in Orthopedic Surgery |
| X-ray of upper spine, 2-3 views | Imaging | 72040 |
11 | Less often than most peers in Orthopedic Surgery |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
10,930 | More often than most peers in Orthopedic Surgery |
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 1
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 — 31 related providers in 4 groups
Other orthopedic surgeons in North Chelmsford 7
Same specialty, same city.
Trained at Columbia University College of Physicians and Surgeons 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 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.
Common questions
What kind of doctor is Lawrence P. Johnson?
Lawrence P. Johnson is an orthopedic surgeon in North Chelmsford, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
What is Lawrence P. Johnson's address?
Lawrence P. Johnson is listed at 10 Research Pl Suite 203, 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 Lawrence P. Johnson?
The number on file is (978) 275-9650. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Lawrence P. Johnson?
Lawrence P. Johnson's National Provider Identifier is 1225003049. 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 Lawrence P. Johnson train?
Lawrence P. Johnson attended Columbia University College of Physicians and Surgeons, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Lawrence P. Johnson have?
Lawrence P. Johnson has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What procedures does Lawrence P. Johnson perform?
According to Medicare billing data, Lawrence P. Johnson performs procedures including aspiration and/or injection of fluid from large joint and injection of trigger points, 1-2 muscles; reads or performs imaging such as x-ray of knee, 1-2 views and x-ray of lower and sacral spine, 2-3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Lawrence P. Johnson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Lawrence P. Johnson. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.