Physician Profile
Christian H. Corwin, MD practices surgery in Weymouth, MA. Christian is a 2001 graduate of University of Connecticut School of Medicine. Medicare claims data shows Christian provided 387 services to 336 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, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and diagnostic exam of anus using an endoscope.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
51 PERFORMANCE DR
Weymouth, MA 02189
Within Surgery (Unspecified) generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Breast conditions
Cancer
Colorectal
Digestive
Digestive & blood
Digestive health
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
Consultations
Diagnostic
Digestive
Digestive health
Endocrine
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
Skin cancer
Vascular
Vascular & cancer
Weight loss
Wound care
Wounds
387 services · 336 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
75 | More than most peers in Surgery |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
11 | |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
164 | More than most peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
78 | More than most peers in Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
30 | As often as other peers in Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
17 | |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
12 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Corwin is a general surgeon in Weymouth, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Dr. Corwin is listed at 51 Performance Dr, Weymouth, MA 02189. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (781) 340-4242. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Corwin's National Provider Identifier is 1427006097. 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
Dr. Corwin attended University of Connecticut School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
Dr. Corwin has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Corwin performs procedures including diagnostic exam of anus using an endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Corwin. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.