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Edit this profileBased in Milwaukee, WI, Christopher Johnson, MD is listed in the NPI registry under general surgery. Christopher graduated from University of Wisconsin School of Medicine in 1979. Christopher is also listed as specializing in surgery. Medicare claims data shows Christopher provided 102 services to 92 patients. The services billed most often include ultrasound of hemodialysis access, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. NPI 1528010329 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
9200 W WISCONSIN AVE
Milwaukee, WI 53226
Within General 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.
Most searched conditions
Anorectal
Appendix, bowel, and emergency
Gallbladder and biliary
Hernia and abdominal wall
Skin and soft tissue
Abdominal
Abdominal wall
Breast
Colorectal
Digestive
Emergency surgery
Endocrine
Gastrointestinal
Hernia
Infections
Lymphatic
Oncology
Most searched procedures
Bowel and emergency abdominal
Gallbladder and appendix
Hernia repair
Skin and soft tissue
Abdominal surgery
Abdominal wall
Access and nutrition
Anorectal
Biopsy
Breast surgery
Breast Surgery
Colorectal
Colorectal surgery
Digestive procedures
Endocrine surgery
Gastrointestinal
Hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
102 services · 92 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Revision of hemodialysis graft | Procedure | 36832 |
11 | Less often than most peers in General Surgery |
| Ultrasound of hemodialysis access | Treatment | 93990 |
35 | As often as other peers in General Surgery |
| Complete ultrasound of artery and vein blood flow pre-op assessment on both sides of body for hemodialysis access | Treatment | 93985 |
13 | Less often than most peers in General Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
30 | As often as other peers in General 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 |
13 | Less often than most peers in General Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Johnson is a general surgeon in Milwaukee, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
Dr. Johnson is listed at 9200 W Wisconsin Ave, Milwaukee, WI 53226. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (414) 805-5800. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Johnson's National Provider Identifier is 1528010329. 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. Johnson attended University of Wisconsin School of Medicine, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
Dr. Johnson has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Johnson performs procedures including revision of hemodialysis graft; provides treatments such as ultrasound of hemodialysis access and complete ultrasound of artery and vein blood flow pre-op assessment on both sides of body for hemodialysis access, 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. Johnson. If this is you, claiming it is free.
Guide.md
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