Physician Profile
Unclaimed ProfileAbout HARRISON
Lawrence Evan Harrison, M.D. is a healthcare provider in Morristown, NJ specializing in general surgery. Lawrence trained at Temple University School of Medicine, graduating in 1988. Lawrence is also listed as specializing in surgery of the hand. According to Medicare claims data, Lawrence cared for 434 Medicare patients across 643 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (973) 971-7200
- Email not available
Practice Locations
100 MADISON AVE
Morristown, NJ 07960
Procedures Most Often Billed to Medicare
643 services · 434 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
45 |
| Repair of abdomen using abdominal lining graft | Procedure | 49905 |
26 |
| Diagnostic exam of abdomen using an endoscope | Procedure | 49320 |
16 |
| Partial removal of large bowel using an endoscope | Procedure | 44204 |
15 |
| Partial release of large bowel and partial removal of large bowel using an endoscope | Procedure | 44213 |
11 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
210 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
197 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
76 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
30 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
17 |
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.
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.
Other general surgeons in Morristown 8
Same specialty, same city.
Trained at Temple University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 14 related providers in 2 groups
Class of 1988 at Temple University School of Medicine 6
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What does Dr. Harrison specialize in?
Dr. Harrison is a general surgeon in Morristown, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL SURGERY”.
NPI registry
Where is Dr. Harrison located?
Dr. Harrison is listed at 100 MADISON AVE, Morristown, NJ 07960. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Harrison's phone number?
The number on file is (973) 971-7200. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Harrison's NPI number?
Dr. Harrison's National Provider Identifier is 1386733186. 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. Harrison go to medical school?
Dr. Harrison attended Temple University School of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Harrison been practicing?
Dr. Harrison has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Harrison do most often?
According to Medicare billing data, Dr. Harrison performs procedures including insertion of needle into vein for collection of blood sample, repair of abdomen using abdominal lining graft and diagnostic exam of abdomen using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Harrison confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Harrison. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.